.. REF ID:AS8f4·4- ~~- ~""..{c'"4"'-. t- SECRET f ~ ~ - ' -.. ~--"---...:._:. ~:..:_:..:_ ::.:::::.- ----- ----

I 

•. 

eclassified and a roved for release b NSA on 08-06-2013 ursuant to E.O. 1352 

SECRET 

-- --- ~·-, ............ ""~ .............. _ 
~-

:i..1..3/ I 6-0 

Dr.!PARTMlWl' OF TH'E ARMf 

R'&\DQJJARTEBS A&'« SECUIUTY AGENCY 

WASHINGTON 25, Do C,, 

SlJBJECl': Minutee . of Army Security Agency Technical Comm...t tt<>e M"'ating No. 6 

. TO~ Interested Members, Arr.n:s Saeuri ty Agency Technical Commi ttqe and 

Othar ln·terested Agencies 

l. A meeting of the l»rmy Sacuri ty Agency Technical Comm! ttqe waa h.<>ld 

2 Ds-eembar 1949, Room 117, Headquarters Building, Arlington lla.ll Station. 

A tten.danee 11tae as follows~ 

A@t1:ng Chainnan 

Secretary 

ARMIP,D FORCffl S~CURITY AGmCY 

AFSA-14 

P:FSA-03Al 

AFSA-0:1'\2 

DEPARI'M!l:'NT OF THE ARM'.! 

OF.NEB.AL STAFF .P UJU'J.'F;D STA'm ARMY 

Basearch and Development Group 

.ft.RMI S~CURITY AGENCY 

Plans and! 01>erationa S0 ction, Staff 

~gistice Section, Staff 

AEM'l FIELD FOBCTJS 

Ground Signal Section 

SIGNA.L CORPS 

t!hginaering and Teohnical Division 

Plana and Op.~z'atio:;:;.s Di vision 

Col. John C. Arrowemi th 

let I.to Mac Co lr.vereoln 

Mr. William Fri.,,dme.n, M"mber 

Dr. S. Kullback, Mcmbqr 

Mr. Leo Rosen, Altornata 

Lt. CoL D. W.. Bel""!!1"'1r, Me:m'b0 r 

Ma.Jo A. Y. Whitnhead, Momb"lr 

Lt. Col. S.S. R?ff 1 Membnr 

Col. ~. R. P~tzing, Me:mbgr Mr.·o. I, Lewis, Alt~rnate 

Capt. R. H. Kil~,-., Al t 0 mate 

Minutes Page l 

SECRET 
Observer§! Present 

.ARMED FOBCES SECURtTr AGENCY 

AFSA 031\6 

AFSA 31 

AF&\ 33A 

DEPARl'Mim'l OF ftE .ABMY· 

ABMr SECURM AGENCY 

Of'f :1ce Special Aas 11 t to Chief, ASA 

Losietics Section, Staff 

Lt. Col. P. • C. Renfro 

Mr. B. c. Barlov 

Mr. C. C. Wright 

Mr. Arth\Q" B. ~,cul ton 

Mr. Albart Small 

.Col.·ftrlqS J. Co:anor 

Mr. David Volfend. 

. Mr. R.. 1'. Mi~l~r 

Lt. Cdr. U.. St .. nback 

2. The Su.bcol!lrl ttae Rqports listed below -verq recomm.,,nded for approval 

by the Al"Il\1-Saeunty Agency Technical -.Qomm1tt"Ja. Becommendations contain"'!d 

in these reports have been app?Oved fO~ the Chief, Al'JQ' s..,curi ty Agency '67 

the Chai:rmanL-A.:rJQ" Secur11iy Agency Technical Committ.,,e and for th-. s~cr tary 

of the Antf3 bJ a designated representative of th~ Director of Logistics, 

General_ Staff 1 • Uni.tad ·st:ates Ariq. 

Pages Item SubJect Action 

4 - 7 #43 Beview of Cryptographic Research Approval of 

and Development ProJects Rl!tOomm,,...ndations 

8 - ll #44 Beviev of Ciph~; 0 ife.x and Appl"oval of 

Ci viei~ Reaeu"Qh and Development . R~commend.at1ons 

ProJecte 

12 -.15 #45 Beview of• Cryptologic Bseearch Approval of 

and Development ProJects Recommendations 

16 - 18 #46 Review of Intercept and Direction Approval of 

Finding Research and Development Recommendations 

ProJeets 

19 - 27 #47 Adoption of Revised Military Approval of 

Characteriet1ce for the ASAM 7 RecOD1.1'11elldations 

28_ - 37 #48 Adoption of Revised Military Approval of 

Characteristics f.or the ASAM 9 Reeommandatione 

38 - 46 #49 Adoption of Military Characteristics Approval ·of 

for ASAY li. · Recommqndations 

SECRET I 

/ 
.. • 

Sub_,lefl.1 Action 

t) 

38 - 46 . #49 . .. Adoption of Military Charaetoristics 

for ASAY 4 

Approval of 

R~comm ... ndations .. ~' . 

47-54 #50 Adoption of Mil1 tery Characteristics . Ap'pr~val of 

for ltBAY 5 RAco~ndatione 

55-63 ASAY 9 Approval of 

B~omm-.ndatione 

3. The fol:'J.owing Memorandum for the R"'oord of the Army S,,,curity Ag.,ncy 

Technical CommittM was approved f9r inclueion in tha reeords of thA Committ"'A:, 

PUteB 

-- Item 

64 #52 Rneearch 61ld Development Servic~ Project 

4. There being no further business to come before the Committee it adjourned 

to meat at the call of the Chairman. \ 

/lfU-. C. d~~ MAC C • lP.VlmSOLll! . 

1st Lto Signal Corpe 

Secretary, ASATC 

Minutas Consistsof a total of 

64 Pages 

a, ~u-~-r/.- c. ARROWS~ 

onel, Corpe of Engin~era 

Acting Chairman, ASATC 

SECRET 

., 

... 

Minutes Psg,q 3 
ITEM f 43 

RE~ .J..Dh~44. 

- \j :K: It 1 --

DEPARTMENT OF 'IHE ARMY 

HEADQUARTERS ABiY SECURITY AGENCY 

WASHINGTON 25<> D., Co 

2 Dee 49 

- , 

SUBCOMMITTEE RERlRT FOR THE ARMY SECURlTY' AGENCY TECRlfIOAL COMMITTEE 

SUBJECT~ Review of Cryptographic Research and Development Projeots 

• 1,, P.EFEREWCES s 

a.. IRS from Secretary9 Anny Security A.gency Technical Committee to 

Chairman.o Cryptor,raphic Subcommittee, subjeot 11 "Review of Research and 

Development Projects 9 " dated 15 AUf!:USt 1949,, 

b,,' Department of the Army Special Regulation 705-5-111 subject~ 

"Research and Development0 Claasifioation11 and Modification of Materiel~" 

dated 17 March 1949~ 

c~ Department or the Army Special Regulation 705Q20-l.o subject 11 

"Priority ror Research and Development Projects 9 " dated 17 Karch 1949~ 

. 2.., DISCUSSIO?h 

&o Agenciea concerned: 

(1) Directing Agency\! Army Security Agency 

(2) Other Interested Age~iesg Chemical Corp•w Si~al Corps 0 

AFF » USAF~ Navy 

To insure conformity with the Department of the Army Reaeareth 

and Developmsnt Programu and to eliminate unproductive and duplicating 

aoti vi.tie•" 

3,, RECOWEWDATIO'NS: 

The Subcommittee recorr..mends that: 

a,, The following projects be continued and the assi~ed priorities 

remain the s~~e as indicated: 

DA Project No"' 

i ... 29 ... 41 ... 001 

i~,29.,,41.~oos 

l-=29=41=-004 

l:.29=41=005 

1=29=41=006 

Item 43, Pase l 

Title 

ASAM 9 

Cold Cathode Tube 

ASAM 1 

ASA» i3 

SECR3ET 

Priority 

Minu. tea Page 4 
b., The followinr, projects be continued and the assi~ned 

priorities chan~ed as incU.oated: 

n.~ Project No., 

1=29 .. 43-002 

i .. 29 ... 45~003 

Title 

ASAD l 

ASAM 12 

Priority 

From To 

o., The followinii; projects be terminated as completed: 

DA Project No., Title 

Manairerr.ent., Elect:ro.,..meohanical Branch 

d~ The followin~ proje~ts be o&noelled, 

DA Project No., 

Systen Indicator i.nciphern~nt 

This activity will be continued under DA Prqject <oo 1-29 .. 60-001,. 

General Cryrtolo~ic Researoho 

Laboratory Facilit,ies. Electr·.mechanical Branch 

This activity wrill be contin:1ed under DA Project No., :-29 ... 95=013, 

Research and Development Oivisior ~aailiLt!s~ Faoilitiese 

Laboratory Maintenance» Electrometnanical Hranch 

This activity will be contlnued under DA Project No. l-2~~93=00lg 

Research and Development Division ' · 3 ·' ·a*" Maintenanoe..., 

ea The followi.nr, projeits be continued. the assi~ned ~~iorities 

re' ain the same and the nom.enolai..\\re changed as indicateds 

DA Project No.~ 

Item 43, Page 2 

Title 

From To 

ASA» 10 ASAD 2 

Preliminary Deve lc•p= General Research 

ment of Cipher t~r.\•}hine (m Cryptor;raph le 

Components - ~··aoh ine So 

l=B 

MinV.tF>S Page 5 

SECRET 
• 

4" EX.Hli3 ITS: 

Hone., 

5 :- COO'RDINATIOW: 

Item 43, Page 3 

HOWARD C .• BARLOW 

Chairman., Oryptographio 

Subcommittee 

Ki.nut ... Page 6 

SECRET 
• REF ID:A5814. 

DEPAmMIR'I' OF TD'!~ AiMf 

BlWlQ.UAR'l!EBS' ARM! S1'mBl'l.'! AC1'21CY 

tfASJIJDC1.rOB 2', D. 0. 

SlJ&Tll!CJ!: AppJ"O'fal of Al'tJW' Secur:l t7 Agenq Technical Commi ttote 

Subcomit'tee Beport So. 43 , · 

'JO: Interested Memben of A'Z'llll' Securit..Y AseDCJ Teclmical Com1tteq and Other Interested Agencies 

l. Subcommittee Bepon Jlo. 43, SubJect: Bertev ot Crntograpbic 

Beaearch and »eveloplent ProJeets, dated 2 December 1949, having been 

presented by Mr. B. o. Barlow at Artll,J Security Ageney Tocbnlcal Comitte~ 

neetiDS lo. 6, above elate, was recommended. for approval. Thia r,.,a0Dllllellciat1cm was concurred 1n b;y all members praaent,_ a l1at1Dg of whom ia 1nclud'9Ci 

1n the minutes_ of the meetiDg. 

2. The recommendat1cma contained 1n sub3ect report. are hereb7 approv~. 

FOR TD CBm' 1 ABM!' SECUBl'l'Y AGa'CY: 

/IJJA ~ t. a'1.~ I'~ lm:BSOLB 

lat Lt. Sisnal Corpe 

Secretar,r, ASA.TC 

Approved b7, order ot the Secretar.r ot the Al"JV: 

Item 143, P&Se 4 

r)d4J. 

BICIWll>/~ . Lt. Col.on~"/ · R&D Group, Log1st1ce Div. CStBA 

. Mmutes Page 7 
REF ID:A58144 •. 

SECRET -

DEPARM'NT OF THE ARMY 

JDADQUARTERS ARMY SECURITY AGENCY 

WASffING'l'ON 25 61 D .. O .. 

SUBCOWITTEE REPORT JOR THE A'RllY SECURITY AGENCY TECHNICAL COlWlTTEE 

SUBJFDT2 Review of Ciphony • Ci.t'axl) and CJivision Reaearoh and Development 

Projects 

lo REFERENCESg 

a.. IRS0 dated 15 Au~at 19498 trom Secretary 11 Army Seouri t,y Agency 

Teobnioal Committee to Cha.irmanii Ciphony~ Citax., and Civiaion Subcomm.ittee0 

eubject9 "Review of Research and Development Projectso" 

b,. Department of the Army Special Re~ulation 705·5~lv subjectD 

"Research and Development of Ma.terie 18 " dated 17 March 194:9., 

2.. DISCUSSIOlh 

a,. Agencies concerned: 

(1) Directing A,r;ency: Army Security Ar,emy 

(2) Other Interested A~enciea: Wavyu USAF0 .AFF9 and Signal 

Corpso 

b., Purpoae: 

1.'o inaure oontormity with the.Department of the Army Research 

and Development Program., to eliminate duplicating and unproductive ac~ivities9 

to inaure records on all projects are kept ourrent.11 and to insure prontpt 

aotion on all completed projects:. 

3., RBCOMMEBDATIONSa 

'fhe Subeommittee reeommenia that: 

a~ The following projects be continued and the assigned priorities 

remain the ,.., ae indicated~ 

DA Project Boo 

i ... 29 ... 20=001 

1-2 9 ... 20...002 

Item 44, Page l 

Title 

General Ciphony Research 

Wide Band Low Echelon Pulse Type 

Ciphony System (ASAY 8) . 

SEC RE~ 

Priority 

1 ... a 

l ... B 

M1nut• Page 8 

·• • .1.nu.t:,~ Page 8 
~ 

• 

REF ID:A58144 

SECRET • 

JM llo~l.U 12· T1tlg Priori~ 

1-29-22-002 Furth-.. Developnent of Telet,p..,vriter 1-C 

ter tor eech 'lll.u1 t .ASAY 2 

1-29-22-003 Devel.oJ>m8Dt of an Ei«bt- Tl'tl Bigh Seeuriv 1-B 

Cipholv S7atem With On-off 'l'nmSJDiasion 

(ABAy 6) . 

1-29-22 ..()()lj. S;peeoh Equipment ASAY la. l•B 

l ·29-22-<>05 Speech :lquipaent N:fAY ,. l·B 1·29-~-007 Moclit1cattcm ot Speeeh Equipment ASAY 2, 3 l·B 

1•29·22-00S CrJp=phie Design of Key Generator for l•B 

Al ~ (ASAY 7) 

1-29-25-001 General C1tax Research 1-B 

l-29-26-0:>2 De-Yelopaerat of NSAI. 2 l·B 

l-£9-26-003 Developmant o'f Jl3AX. ·3 l-B 

b. The follov1Dg proJeeta be continued and the aae1gn"4 priority 

changed. aa indicated: 

Bone. 

c. Thg followlng proJecta 'be terminated as COJll.Plet"'iCl: 

DA Pro.1eot Bo • 

• 1-29-20-003 

1-29-~-001 

l-29·22-oo6 

1-29-90-021 

Title 

Voice Frequeuey Jlal T1Dg and Doublins 

L:laiacm and Testiiis ASAY 2, 3 

Recorder and Reproducer for One·'rime Lt7 

tor ASAY 2, 3 . 

Manaeement, CiphmQ' and C1fax Branch 

d. T-be follov112g ProJecte b,, cane9lled: 

DA Pro.lest Bo.· Title 

1-29·93~1 Laboratol'J'. Ma1nterumc", Ciphon7 and 

Citax .Branch 

l·B 

Moritz 

l-B 

Thia aot1v1v v1U be cont1Dued under Ill ProJeet No. 1-29-93-0011 

Laborator;y Maintenance, Research and Development D:1."t'1s1cn. 

Laborator;r Fac1l1 tiee, CiphOlQ' and 

Cif'ax Branch 

1-B 

1'h1a activity Yill be continued under D.\ Pro3ect Bo. 1-29-95-013, 

Beaearch and DeVelopmentFac111t1es. 

Item 44, Page 2 Minutes Pase 9 

SECRET 
-·· 

Bone. 

Item 44, Page 3 

REF ID:A58144 

9 SECRET 

, 

~~a.c.J~ CLAUNCE 0,, WBIGm: 

Chairman, Cipho.DJ", Cifu 

and C1v181on SubcolllD1ttee 

Minutes Pase 10 

SECRET 
'l'O: 

REF ID:A58144 • ~ 

DEPARTM!BT OF 'm!§ KSMr · 

ARMY 8ECURITY AGERCY 

VASJIINGTON 25, D" C • 

2 D~9illbqr 1949 

App!"C'ml Of Afi:W S~t1 Ag'3D,C1 T.,,cbnical Commtt!l~ 

Subco:mm:t't&l ilepo.irt lo. 44 

Intttras-ted Mamben of Anqy Seeuri\7 Agqncy Tee:tmical ComittPe 

and ~r l'.Dte?ft&ted Agencies ' 

lo SubcOZ!1't.tee lleport No. 44, Su'bjeet: ll<:t'V1e'tf of Ciphony, C1fax 

and Ci'Vieion &zaarch and Develo~t Pl'o.jects, dated 2 Dee"'tllber 1949, 

having been p:t1130ented bJ' Mr. c. C. lf~t\at Artlfl Security AsADC7 Technical 

Committee meet.1ng Bo. 6, above date, was reeommended. for approval. This · 

:recommendatiDn was ocmcurrecl 1n by aU members present, a listing of whom 

1 s 1Dclwled in the minutes of the meeting. · 

2. '?he reoonmendationa contained bi subject report are her~by approv.,,a.. 

FOR TD Clim', ABM!' SlWURl'l'Y AGENCY: ~ 

' ~ /"/':: ,.-'f. l. ' . ./'.'1 

~ ,., ""'.(..;.....,,~ ~ 

Ii JJ.. (..,, c . if' v&iru,-/_J MC. c. EVEBSOU!! 

lat Lt., Signal Corps 

Sacr"'tm7, JSATC 

Approved by order of the 8°oretar,y ct th,, Al'JI\}": 

Item 44 1 Page 4 

JOBB C. ARROWSMITll 

CoL, Corps of ~ineqrs 

Acting Chail'man, ASATG 

iJ~_LtJJfflly 

RICHARD J.~ Lt.o Colonel, GSC 

R&D Group, Logietics Div. , GBUSA 

Minutes Page ll 
• REF ID,:A58144 • 

CONFIDENTIAL 

DEPARtM:ft OF THE Am&IY 

HEADQUARTERS ADI! SECURITY AGENCY 

wASHllGTOH 25 11 D., Oo 

.... 

SUBJEC1's Rniev ot C~tologio Rcaearoh and Development Projects 

a~ IRS from Seoretary11 Army Security Agency Technical Committee to 

Cbaima.1111 Cryp·tolo~ic Subcommittee 11 subject .. "Review ot. ReseB.roh and 

Development Projectt." dated 12 Au~st 1949.. · . . 

b., Department of the Army Special Rer,ulation 1,os ... 5 ... 1 9 •• subject11 

"Rssearch and Developm.en·t.11 Clasaification 0 and Vodi.fication of flateriel.," 

Section II., Para~aph 5b 9 dated 17 March 1949~ 

. c, Department ot the Army Special Regulation 705~ .. 20-l, subjec't; 11 

wPriority for Research and Development Projectsqn Para~ranh 2d8 dated 17 

:March 1949,,. 

2o DISCUSSIOlh 

\ 

ia., .Agencies ooncermd: 

' 

(1) Directi~ Agemyi Army Security Agency 

(2) Oth~r Interested Agencies: Havy0 USAF 

b., Purpose: 

To inswe co ntormi ty with the Department of the Army Research 

and.Development Pro~rmn, to eliminate duplicating and unproductive 

activitiea 0 to insure records on all projects are kept currant, and to 

inawr~ prompt Qotion on all completed projects~ 

.So RBOO!fillBDA'l'IOWS1 

The Subcommittee rec011111.ends that: 

~, The ft) llowin.g projeots be continued~ the assigned priori ties 

remain the same as indicated, and project titles be chanr,ed as indicatcdc 

DA Project ioc 

i .. 29 ... 45 .. 005 

2 ... 29 .. 45 ... 011 

Jtem 45, Page l 

ASAP 35 

ASAF 30 

Title Pr-iority 

l=B 

i ... a 

CONf ~OLNl\Al »a.nutoe Pae~ l2 
" DA Pro~ect No., 

l=;29=50...00l 

n,.,.29 ... 5oo002 

l<=>29.c:o6j()o004 

lo~ScSSciois 

l =>2 9.,.90.,001 

lc29=~.J!...,()Ol 

1°29 ... 91...002 

lc29~95o0Jl.l 

i ... 29.,,9&;..,0lS 

1=29-95 .. 067 

• REF ID:A58144 • 

--UCOt11'-NtftFffilDE~NJI+AIA"--lTitle 

~isoellaneous Services tor Hesearch and 

Developmant Division ~isoellanaous Services for Other 

Klli"ll'isiona and Branchtao 

Plo.vtt Ener,in~eril!l.fl'. 

DovGlo~nt ot Hi!';h Speed Telety9e Tape Punc~ 

'(Chane;e project title to "ASAF S~") 

RQsea~ch llA!ld Development Division ~anaF,emant 

l~oGairch and Development ~ivision Liaison 

Anny Security Ar,exmy Museum 

JRcc:>sGiai.roh &:nd Development Division Stockroom 

Rca~arch and Development Division Facil~tiee 

Pll'Oou.r <;me:nt of' CXCO Equipment 

Priority 

l-B 

1-B 

3.-A 

100B, 

loB 

~ ... 4 

b,,' The following proje.cts be continued and the assismed priorities 

chQn~ed as indioated: 

' 

o~ The tollowin~ proOects be terminated as completed~ 

DA Project Noo 

1-2 9 .. 50 .. .005 

lo29-e6 ... Q02 

1-29 .. 90-011 

1-29-90-051 

1-29090-061 

1-29 .. 90 .. 011 

1 ... 29.,,91 .. oo:s 

i ... 29 ... 91 ... 004 

l-29=91...005 

l-29~95-052 

i ... 29 ... 95 ... 061 

lco-29 ... 95-063 

i ... 29-95-066 

Title 

Elactroplatinr. ~nd Heat Treating Services 

Mi1'ltura Counter 

Technical Starr.~a.na~ement 

Mana~ement. Laboratory Services Branch 

Manar,ement. Cryptolor,io Branch 

Manar,ement» Electronics Branch 

Legal Operations Research and Development Division 

Research and Development Division Histor.1ea 

Patents Section 

Construction arld Installation of Partitions f"or 

Research and Development Division 

Laboratory Jrodifioation, Cryptolo~io Branch 

Battery Replacement for 48 Volt Supply 

Procurement ot Electronic Photo~ra~hio and Electrical 

Materials and Supplies . 

do Tha following projects be cancelled: 

DA Project 'Noo 

i .. 29-95e.05l 

i ... 29 ... 95.052 

i ... 29 ... y5 ... 071 

Title 

Shop Facilities Laboratory Servioes·Branoh 

Laboratory Facilities, Cryptolo~ic Branoh 

Facilities, Electronic Branoh 

Abov~ activities to be continued under DA Project No~ 1-29-95~013~ 

Research and Development Division Facilitiesc 

Item 45, Pase 2 · " GONFHJfNTlAl 
• REF ID:A58144 • 

CONf tLJ[N I lAL 

DA Pll"cject lo.!. 

l-29-98..051 

Jl.=29 ... 9s ... oe1 

i ... 29 ... 93..on. 

Title 

P.itlinten1.1moe0 Leborato!'}" Servieom Bramoh W.boR"e~goy ~intQnsne<q Ciryptolo,.10 Bn-rmoh 

~iim.~mnoe0 Elsotiroraiois Blr11no~ 

~ 

~bO'ffe ao~i~i~ies to be con~inusd Ullldsr DA Projsot No~ i ... 29.93Qoo1, Labo~~tor7 H&int~one~, leaearoh and Development Divisiono 

(l.. El.HIBITS: 

5 o COORDJl\'!A.TXOlh 

Won.a .. 

Item 45, Page 3 

LIX> ROSU Chairman~ Cryptologio 

Subcommittee0 ASlTC 

CONFtOCN \\Al 
• REF ID:A58144 

DEPARl'M!ll'l' OF Tim Ama 

~ABM!'~ AGF.IC'J ~~5, D. C. 

2 n,c"D.DJJ~ 1949 

StJIJECll'~ App~l c'1 j\nq Sscunv Aganc:g T~tmioo.t Commii~~e 

Suboon;mi~~G& Bepon No,. 45 . 

l. Subcammittee :Report Roa 45, SubJeot:. BeView of Crm>toJl.ogic 

Beaearch end ~velopmellt ~oJecta, dated 2 December 1949, havina be ... n 

presented by Mr,, Leo Bosen at AfllQ' Seeurity Agency s.r"tCbnicel CO'illlittee · 

meetillg lo., 6, a.bove date, vae recommended for approval. 9lhia ~eco11119llda .. 

tion was con.CU1T9Cl in by all members pt»esent, a listing of whom 1a included. 

1n the m1nutes at the meetingp 

2. 'l'h6i recomnendat1ons contained 1n eubJeet report Sl'e heireby approv,,3.o 

FOR THE CBID' I ARM! SBCWU'l'Y AGENCY: 

·' ' 

//~ ',/'/,. . . ~ '.· . j_ .. . .~ .•. ,qJ.(__(. . ' . ..: ... ~ "c ~-· ABROWSMrl'B 

//pc, (! C:! t ·Oc/~ MAC C. B'VERSOLR 

let. Lt., Signal Corpe· 

s ecr-,taq, IBATC 

I 

ol. , Corpe of T!:ng1n~ers 

Act:lDg Chairman.., ASATO 

Approved by.order of the Secretar,r of the Arrq: 

. . · · I} -~- Jr ' ' NtZ'.'Y ,. (// • f.t.-t ./ . • •· 

lUCBARD/,/d . Lt.. Colonel, GBC 

B&D Group, Losietice Div., GSUSA 

Minutes PasP. 15 
DEPA.R~.ENT 0 F THE ARMY 

HEADQUARTERS Al&Y SECURITY AGENCY 

'":ASHING'lOClW 25, D,. C. 

- -

2 D,,c 49 

sum.~co~U!TTEE REPORT FOR THE Allllf.Y SECURITY AGENCY TEc: MICAJ... OO?i.MITTEE 

~eviaw or Ints~capt and Direction Finding Ressarah em~ 

Development·Plroj$otG 

REFERENCES& 

a.,, IRS from Secretary 11 Army Security AgenGy Teohnieal Commit.tee to 

Chairmanf 1.nt~raapt and Dire~ticn Finding Suboommittee 0 subject~ "Revisw ot 

RGsearoh and Development Prcjeota 0 " dated 15 August·19~9~ 

b,. Dcputmant o:f' the Army Special Regule.tio~ 705=5=1,, pairag;raph 12,, 

2, DISCUSSION: 

(!) Oirectin~ Ar.ency~ Anny Security A~enoy 

(2) Other Interested A~enoies: Navy. USAF~ Si~nal Corps , 

b.. Purp,ose: 

To insure conformity with the Department of the Army Research 

and Dovelopment Prop;ram,. to eliminate d11plioatin!l; and u.nprl')ductive activities.:; 

to insure reooriis on all projsQts E>-r'e kept current .. and to ir.sure prfJmpt 

action on all completed projeetec. ' · 

3,- RECO'fll'J/.ENDA'l'IONS~ 

The ~ubcommi tte~ recommends t ha·b :. 

ao · The rollowine: pro~ei':it~ be oontinued and the assigned priorities 

remain the same &8 indi~atedi 

DA Frojeat No~ Title Priority 

i ... 29 ... 32 ... 001 Multieoupler.~ l~C 

l-29 .. 32 ... 003 

1-29 ... 32 ... 004 

lmpul ee Recorder ... R$p!r·OOOoCliQllJr v ASAN 10 . , i =C 

Precjaion Disc Recorder~Reproduoer 8 ASA!f 11 l=C 

i ... 29-32 ... 006 High Precision Recorder~R~producer~ ASAN 9 1-C 

Ii'l!M 46, . Pase 1 

\ 
• RE~ ID:A58144 e - RES'fklC'f ED -- b~ The following projects· be continued and the·assi2ned prioritiea chan~ed as indioatada 

co ThG tollo-cn.~ prcjectB ba terminated QS eompletado 

i ... 29,..32 ... 005 

la2e,,,s2 ... 007 

i ... 2~.,,32...010 

i~-.22 ... so~o:u 

Tit ls 

Special Oscilloscopes 

Amtsnna Matchin~ Transformer 

Taps Feed=Ou~ Counter0 AS.AN ~ 

. Meinap;ement., Intercept Equipment ,.Brancm 

d.. The followine: projects be eanoellech 

DA Project No., 

i .. 29 ... 93 .. 03i 

Title 

"Laboratory ~aintenance Intercept Equipment 

Bran oh 

This activity to be continued under DA Project #1=2~·93-00lp Laboratory t.aintenanoe. Research and Development Division 

' . 1 ... 29-95...031 Laboratory Facilities Intercept Equipment 

Branch . 

This activity to be continued under DA Project #1-29-95~013. Research, and. 

Development Division· Faoilitiaso 

~n EXHIBITS: 

'None,. 

5,, COORDlNA TlON: 

None" 

Item 46, Page 2 

I 

' , Q,t;itl/ 13. 'm:~rJv _L.,. R. Co HIX 7v• Chairman~ Intercept 

and Direction Finding 

Subc,ommittee., ASATO 
,r 

REF,ID:A58144 • 

lmPAR'l'Mm OF TD Am« 

Bl"A~ ARM! SECUBM AGENCY 

VASJmmON 25,, D. C. 

Stm~CI!': AP,Pll'Oval Of ADCJ Secur1t:' As•C7 Technical Oomitti:te 

Su'boomittee Report Bo. 46 

!O: · Inteirested Memben of Aftff s .. our1ty AseDCJ' '.r~lmical CoJmni tte.- ~ othel' Intereatqd Aseaciea 

lo Subcommittee Beport Boo ~, SubJect: Bev1qiw of Interc"pt, and 

D1rect10lll F1Dd1ng R"'aee.rch and Development ProJecta, dated 2 December 1949., 

havms been presented. b7 Mr •. A. Moulton at A1'2Q' Securit7 Ae,111JDC7 'l'echnical 

Committee Meeting Mo. 6, aboTe date,' ns ~couneaded for approval. '?his 

reoamnendation ma ccncll1Te4 1D b7 all member• preaent, ~ Ustillg of whom 

1• Sncluded in the m1nut"a of the meeting. 

2. 'rhe recomead.atima contained 1n aubJect report are hereby approvad. 

/lJtu!-. ~. d'~ MAC C. EVmSOLE 

JI.at I.t. Signal Corps 

S ecre't.a:l7, ASATO 

' 

Approved by order of tbA S-ecretax, of the Al"lqJ: 1 

. . .· . /?~i 

Item 46, Page 3 

RIOBARD ~ni!D' 

Lt. Colon--1, CSC 

R8aD Group, Logistics Div., CSUSA 
t:EP~ OF THE ARMY W&DQ~S ~RMY SECTJRITY MlmCY w~rorr 25$ n. c. 

a. 1.®tter from Bq AGF to 00 ASJ', Subject: Security !:quipnent, 

dated 23 MM' 45 wh&rGin l!Jli li t.ary Cha.raetsristies f::>r the sub.1eet equip111Snt 

are pX'Opo&sd tor adoption. By lat Ind th& 00 .ASJ" di1"8eted the CSiaO to 

consider th& proposed ~ilita.ry Chara.ct&ristics tor adoption and by 2d Ind 0 

the corresp•:mde11ce wu rsf&rred to the 00 MF for eol"!lm9nt an.d/or coneurrenceo 

b. Crypto~phie plan prepared by Signal Seeurit.y A~nc:r e.n.d 

approved by G-2 VDGS in lat Ind, 27 February 1945. 

c. Letter to Var Department, General Staff, ReetJ&rch and De-

'relopmsnt Division, trom Chi3f, Ree&e.rch and E~ineeri~ Division AC/AS-~, 

Subject: ~111ta~y Characteristics for Communication Security Equipmant, 

dated 30 Sept81'1lber 1946, with indoraemnt from War Depart11'16nt, <Jenera.l St&tt, 

Reeeareh and Dsvelop'"9nt Division, to Chief, Arnry Sec~ity A~noy, thr:>uah 

th& Tl1rector ':J'f lntelli~nceo (Speclf'ieally Military Characteristics No. 5, 

and ~1Utary Characteristics Bo. 6, ASM 22-L) 

- (L sere Item No. l1'.o8, SCTC t.fe&tiD.,C! Wo,, 363, 23 April 1945. 

Item 47, Pag~ 1 Minut,.,s Pago 19 A -

SECRET 
REF ID:A58144 • 

SECRET · 

. 2. ll!SCTJSSIOlf: 

( 1) Co~izant ~n1ey: Army Seeuri ty A~~rney 

(2) fiincti~ ~ne1: A~ Securi ~Y A~ncy 

( 3) B®ql.Wait.i~ ~ncy: AW: USM' 

(JI&,) Pe.inieipe.fr.ing ~ncy: Wooo 

{5) Co-:>riinat.i~ ~ne1: Si~; AFF; i'JSAF 

(6) Ot.'lool" protoa'bl.e int®res~ ~nciee: TL 5. Ne.vy 

b. Purpoe®: 

Tha2'G 16 & iiiH~ requ11"1!1meni for an off-line erypto-iaiquil)l]l&nt, 

operational ~har&et®ristice of which vill ~mtt encipheritlent and dseipber1'118nt 

of tactical meSlsa..s faster than available machines. ' .. 

c. Descr1ption: 

'l'he ASA~ 7 vtl 1. be an off-line cipher machine to be used whert1ver 

W9nty-four (21') vo·lts de is available. A conversion unit vill be -provided 

to permit one hundred and fifteen (115} volte ac ol)erationo It will be 

keyboard operawd and produce printed taps copy at no~l typi~ speeds. 

d. Rela~d ~aterial: Kon&. 

e o TteveloJ?.msnt 111.stoq and Stat~: 

The military charactertsttos ot the ASAM 7, (MX-5070/'T), \J8.S 

or1~1nally submitted by the A1'1'fl7 Fialt'J Forces on 20 March 19~5, and appMv&d 

at a meet.in~ of the Si~l Corps Teohnicat Committee on 23 April 19~5. Tb& 

AS.AM 7 vas approved as a resaarob and dev&lop1D9nt project by the Chi.l!!lf 1 AM!Y 

Securi t;y A~ncy on 17 SepU.,taber 1947, prior to the or~anizatton of the Army 

Seeurit1 A~ncy Technical Co11m1itt.Ge. Subsequently, the -project hae been 

revi~wsd and aporo"WJd for continuation by the Army SectU"ity Agency T6ohnieal 

Counittee. The ASA~ 7 vas the seeont'J cipher machine in the loll&3 term eipher 

Item 47~ Page 2 Minutes Pesa 20 

SECRET 
.. 

aehine pr~ am6 Tau pro~a11ea ~ry sat1stactor/'sme® its inception. 

BNe.&'bo&rd moft®ls wm de~loped at the Anq' Security Af!lpnef &nil to 61at9 

~ (2) ~l1ff>~!Slili'i3151 nseaJ>cln e.ed cilewslop'Dl'ht contra.otil have b&f5)D. lrart utth a 

co~iml o~tsmttoa •. Jt inea l»ecou a~J)&rent throu~ i'a&e&.rch ma 4e-

~lopant tbtl.t * fimval '!Di~ll. of tm ASAllll 7 "111 also aatisfT requtreante 

of t!JYI Tl8Q' litt.li~ Cbaracwlf'illtica for T..ov J:cbalon Lit0!'flll Sl"Bl't&•. The 

a-t•b6le \'1111litslr1 ~'bl?isit!.ca an a consoliciation of AW an& USAf 

nq,uiremnts which can be •t bJ' tM ASA' 7. 

t. Proposed Development~ 

Con:tinud cieftlop111ant mder ProJeot No. 1·29-41-00I&.. 

g. Securtt.7 Claaaitlca.tion: 

'l'he equlJ»11!9Dt while mder c!avelap119nt 1a claaattieci ~. 

Crnto-clea.rance is required b7 the contractor tor t.h8 ~e'Yelo-pmnt ot the 

C17Pto-oompomnte. 

Adoption. of reTiaed M111t&r7 Charactertatica for the ASA'll4 7 as 

ahom tn En1b1t ··A .. " 

'EXhibit .. A,'' 'Re•iaecl 'lilital"J' Characteriatica tor ASA't.f 7. 

'. COORDillATIO'R: 

Coordination vaa acco11pltahdd vith the tollovin! asenetea: 

SECRET 
M&WCY . 

Ite11 47, Pase 4 

Btpreaentati'"! and Title 

Col. ». G. ~eDr'l.ite 

tt. Col. s. 9. Roff 

Col. K. B. Petzin&t 

capt. B. R. KileJ' 

MaJor W. B. Vhite 

~(!.~ BOV.AR'D C. BARLOW 

Chairman, Crypto~phtc 

Subootmnt ttee, ASATC 

Minutee Pase 22 

SECRET 
D R A 1' '!' 

'Date 

Af)'pro'fttd 'b7: 

l>at.e 

lj Sep.,, μ 

Subm\ tt&d 'bf: -------- Date 

nvtfi1) MILI'lA'ftY ~ISTICS FOR ASA.lll 1 

1. O'b.Jecttva 

TheN ia a m1lltarJ" re4,uiremnt for aa ot't-11m crnt.o:-equtp119nt, the 

01pcnattonal obaracterietica of which vill permit tba enciphermant and dsc ipherment of tactical maaaagea taster than available •chtnea .. -

a. This equi{>mnt my be utilized in all echelons. 

b. Thia equtpman:t will be utilized in mbile, field, and/or ti.rsd tnatallat1onso 

c. Thia equip1118nt vt.ll be utUiud off-line. I 

II - OP!RATIOWAL CBA'RACTtmIS'l'ICS 

1. Securt.U 

a. The security shall be Ora.de IT. (Minimum f'ourtee11 (lli) days. See 

ASAG 22·1.) 

b. The Umt ts of the C?'1Pto-perlo4 ahal l b8 a tttnifilW'll of tvent7-f'our 

(24) hours,, 

c. 1'umber of atationa in a CJ'1l)to-net ahall 'be 11111tt.ed l)Ul.J by 

operational require1'1!11ntso 

4. Buniber of tranamisaions ani!/or vord '!P"Oups tn a crypto-net 1'itht'n 

a crn~-'P9rio4 shall be unli111t.ed·. 

Item 47, Page 5 S. E C R E T · VJ.nute• P~e 23 
2, Functional Reg.mire'ii'3uta 

a. The cls&i.r wxt produeiJ4 or ac~-pted shall be tbe tventy-si~ (26) 

alpmb0~1Ci\.l or..X"mO~n p ten ( 10) tU~i ts, and &1-pace. 

'b. 'fbz> G11.pmr i'l&llI:t l)rodl!lCEid or 11ece1>t.d shall be t.h$ ~nt7-lix (26) 

alpbabe~ical ~WNp e~ in fiWi (5) letter ~upz .. 

c • '1'bs lllOmimJ. iDi?Ut shell be fi'om a tce1boar4 and the nomt:u.l outl)ut 

Qlall bs prin~6 ccpf Oil 3/8" ~d tape .. 

4. '1'he oil)bsr text aball N capable of t:renamiaalon b7 &l1J' mans. 

e. The equlpant eball be capable of· operation at speeds ap to e1ltt1' 

( 6o) vorda per mnute. 

t. Boralt7 the by aattlll! aball. be acco111pl1ahed once every cryptoper1od. 

~· Clear t.&'xt. indicators shall 'b& uaed tor each 1119988'!9n 

3. Radio Interference Racl.uctlon 

'l'be equipment aball comply vlth tbe proYialona ot DA -.Orandum 105-2'-6, 

de.tea 10 June 1~6., and DA '1norandum 105-25-6, dated l December 19ti8Q 

tJ.. Spurious ladiation of Cl.ear Tex~ 

I 

The>re &ball 'M ro percel)t&ble radiation of t.he clear text ai.~l fro11 

the ASAWI 7" 

5. 'P011er Raquire111nt 

'!hie equip•nt shall operate from ~ven.t;r.,,t"WU (22) to 'tb1rt1-0m {31) 

volts de pover source. A con'V9ra1on unit shall be pro"11ded to perrni.t 

operation fro111 e: 115 Clt~) volt, 50/6o Vt<fl,) cycle ac power a~urce. 

6. l'.!Sl!ip•nt Opera.tins 'Position 'Reg.uiremants 

'1'he equip•nt shall operate vb&n tilted up to twent1•f1Ye (250) ae~ea 

tro111 its normal p~a1t1on. 

Item 47, Page 6 s E c RE TMlimt~s.hge 24 
' 

III Hr!SICAt CD.RAC'fDISTICS 

1. t-1eillht a.ml Vol11l1ia Facto~ 

Oo ~ 6.@Gli~lll wi@h~ ehfll'l ~ X'~n {l') poundm.c> m6l the rsuimm 

a~w~~lQ $11'i~t U\Wit sl'isll ~ t'58il~ (~) -pomRsi, wbeim enclomii ·tn its 

01:9111 ilcm9i"fiiOD-,>mf D ~r&ti~ @l\SGl o 

~. Tb dQoiftCa volurrs imlloll ~ ., cubic tee~ and tin nximai aco•pt-

.G:.~1'> vol'llDliii il~l ~ • 7 cublo ~Nt0 te!ti}n encloHd in itll Oft i1'11U;ra1onPU"Oof cue ~ 

2a Operation, Tranaportat1on9 Packyty, and Storue Reg,uiremnte 

a. 'l'hls equipment a.hall vitbstand vibration and shock encountered in 

f1~ station,. mobile installation and. normal field use. 

b. Thia eciulp119Dt shall h capable ot operation an4 at.ora@e io the 

1'ollov1.~ ambient conditions~ 

( 1) Ooeration temperatures from J~ to /~5°r and atoraqe at 

-8001' t.o /.l6o°'r. 

(2) Humidtt1 from ~ to ~. 

c. 'J.'hta •CJ.u1pmmt ehall be capable ~t operation at pnaaure altitudes 

up to thtrt7 t.houan4 (30,000) feet .. 

cl. This equipmnt shall be c&l>able of operation ~uri~ nonal tteld 

service duat anti apra.7 condtttona. 

•· Thia equip11191lt when encaaed aball be capable of operation after 

aub1119raion in three (3) feet ot vat.er tor five (5) 1111.nutea. 

t. Thie eq,uip•nt shall be capable of air traneportabilit7 in Pbaae Il. 

(SB 705-30-10 7 Sep 49). 

3. 'Destruction Require1119nts 

Tbe eqUi'P'llBDt sba.11 be provided with & simple 9118rge!lC1 destruction 'lft8&DB. 

Item 47, Page 7 SECRET 
SECRET 

lL.:.. !Yl,!PMIM' OPERA'l'ICll MD K\IllTINAICE ~CTBRISTICS 

1. oWa\191 1'1M 

,..._ equtJsent. allall be capabla ot a continuous tvent1 four (24} hour 

OJ•Nt.1on except tor tM tiat requtl'ltd to pertorm normal preveatativ:l 

•1-....nce. 

2. P..,.lMtble Scope of Coet.lnyou and Periodic A4Jutmenta. Tunipg 

Cal1brati!!S, MailltoDaDC!, etc • . Thia equipment ahall require not more than a ten (10) minute period 

4&111' tor preventative •1ntenance and operatior.al adjuatment (vhich tn· 

cludoa k97 aetttng.) 

3. Maximum Accgtable Preparation Periods from Pactyed for Storye or 

Sh1J!!!Dt Condition• to Secured or Povar Off Condttiona. 

The equipment amll require a axtnn.m of f 1v~ (5) minutes to prepare 

fl'0111 a packaged condition to a atandb7 condition. 

4. Maximum Acceptable Preparation Per1ode from Sec\ll°'Jd or Power Off 

Cond.1t1ona.; 

lfo time .required. 

. . - Item 47, Page 8 Minutes Pase 26 

SECRET 
TO: 

REF ID:A58144 

DEP~ CR Tm: ABMr 

HEADQ.t!ARrR Alla' SECURITY AGDCY 

W~ 256 D. C. 

e·· 

Am>rowl df ~ S,,,c~rtt.7 Agenq Ti=ichnical Committe,, · Bu'R»comtitta., .Repo~ Noo 47 . 

limt6>l?"e~tsd MembArs of~ Security Aai:mcy Tecl'rlniesl·Committ~~. 

and. Othel?" Ilatereatedl Agencies 

lo s,ii~90il&dttee ~01»0n lo .. '1t7, Subject: Adoption of Rerrieel !fli.U.tary 

C~e:R"iistiom f01r tha ASAM 7 D dated 2 December 1949, having bir;aen pree"'ntqd 

by Mr. Bo C. Barlow at Ar2V Security Agency Technical Committ"e ~etir.&S No. 

6, above date, wae recommended for approval. 'l'his recommendation vaa 

cmcuwed in by all members preseut, a listins of .whom is included m the m1.mlu~ee of tbe meet1:Dg a 

2. The re-coaendationa contained 1n subJeet report are hereby approved. 

FOB T.R CBm' I ABMf SF.OURlTY AGENCY: 

~a:a~~~ 

~P-c-. MAO C. e. 

EV&OLE a>~ 

ll.eit Lt. 11 Signal Oar.pa 

S "'<;reta17, .ASA'lC 

· JOHN C.. ABROWSMI'lli 

Colo 1 ,Corpe of 'IP,ngin-ttqrs 

Acting Chairman, ASATC 

Approved b7 o~er of the Secreta17 of the A~: 

. 

Item 47, Pag9 9 Minutes Pag"' 27 
·, 

• 

DEPARDIElH OF TBE ARMY 

HEADQUARTERS :ARMY SECURITY AGENCY 

T.'ASiDGTOW 26~ D) C,. 

\ 

SUBCOMMITTEE IM'OR'l' FOR 'ME Ammr SECURITY AGENCY TECBNICAt. COl-lRI'l'TEE 

SUBJECT: Adoption 0£ Revise.d Military Characteristioe for the !\SAM 9 

l,, REFERENCES: 

a~ Letter trom Bq~ 9 AGF to OCSi~0 0 Subjecta Security Equipment 

tor use with ~eletypewriter~ dated 4 A~ril li45~ 

b., Letter from Bq,,~ ASF to OCSig0 11 Subject; Security Equipment 

for uae with ?eletypelll"iter" File 4l3c44/ll6 (Code. equipment}. (s}" dated 

9 April 1945" wherein a requirement is indicated tor the subject equipment 

and Military Characteristics are proposed tor adoptiono 

Co Crypto11:rap~ic plan prepared by Signal Security Agmcy and 

approved by G-2 v~DGS" in let Ind8 '"27 Feb 450 

do Letter to War Departreent 9 General Staff" Research and Developmont Division, trom Chief 8 Rese~roh and En~neering Division AC/AS-4c 

Subject~ Military Characteristics for Communicat~on Secu.ri ty Equipment 11 

'dated 3P Sep 46. with indorsement from War Department"' General Staff 11 

Research and Development Division. to Chief. Army Security Agency. throur,h 

the Director of Intelligenaeo {Specif'ically' l:iili tary Characteristics Noo 2 

and Military Characteristics Noa l5g ASAQ 22~l)o 

eo. SCTC Item No~ 142711 SCTC Meeting 'Noa 365j 7 May 45a 

• 

Item ~, Pase l 
2.. Olf;CUSSlO'N: 

au A~anciss Concerned: 

(l) 

(2) 

(S) 

(4) 

(5) 

(6) 

Cov,nfze.nt Ap;enasy~ 

Directing Ar,enoyg 

Requastin'- A,,enoy~ 

Pertiaipatinp.: Agenoy; 

Coordinating &~ency; 

Other probable interested 

Army Security A~ency 

Army Security AP'!f)ncy AFF~ USAF 

None ~ 

Si~Cli AFF~ USAF 

Agenciesi UQS,, NaYy ' 

Thisre is a military re9uirement for & orypto-eguipmant~ the 

operational ch~racteristics of W'b.ioh 'flill provide security to teletyps 

meesa~ee sent via either wire or radio channels~ faster then available 

machines., -

c~ Desaript!lon; 

The ASAM 9 will be an on-line and/or off=line portable hi~h 

security cipher machine for use with teletyrewriter to provide secure 

transmission over wire and/or radi~ channelsu . 

do Related Material: 

None,, 

e~ DeveloP1-Jlant History Bnd Statusz 

The military eharaeteristice of the ASAM 9~ (MX=519/TG) were 

or.i~inally'submitted by the Army Field Forces on 20 March 19459 and approved 

at a :meeting of' the SCl'C on 7 May ·1945., The AWi. 9 was approved as a re= 

search and development project by the Chief0 Army Security Agency on 17 

September 1946.. Subsequently.) the project has been revieW9d and approved 

ror continuation by the Army Security Avenoy Technical Committeev The 

ASAM 9 was the first cipher machine in the lon~ term cipher machine pro~ram 

and has pro~ressed very satisfactorily sinoe its in~eption~ Breadboard 

Item 48, Pase 2 

SECRET 
. 

. Kl!I I 

111odele W9re dsveloped at the Anny Security A~ency and to date four (4) re~ 

search and dsv@lopment contracts have been let with oommercial or,.anhati one{\ 

Thr~~ (3) prorrressive contracts have been let on the electromechanical 

vero~®1in ~ o~o ~~) c~ the ~ieotronio •~raiono One (l} electrow~chanical 

eng:haoOI!"inll!, mdel roe been t'QC®i--,sd and studied by the Army Seourity A.r,:enoyo 

I~ hiaa beooma O"'paa-ie111.t 'thro1J1l!?h ll'esee.roh- and development that the final model 

of th:si ASAV 9 will almo &Qtisfy requirements of t>le USAF Military Character~ 

iati~o to~ a !i~h E~belon Liirciral System and a Weether Colleotin~ SyatGJU~ 

I 

The a~tacb&d l\iilitary Charaoterisiiics nre a ooneolidation of AFF and USAF 

requirements which cm be met by the ASAM 9,, 

Continued developmnt under Project No,, 1~~29 .. 41...001 .. 

g,. Security Clasaificatione 

The equipnent while under development is claesified SECRE'lo 

Crypto-clsaranoe ie !Z'equired by the contractor for the development of the 

crypto-componentao 

Adoption of revised military characteristios for the ASAY: 9 as 

shown in Exhibit "A~o 

Exhibit ~A"~ Revised Military Characteristics for AS.All! 90 

5,. OOORDINATIOW~ 

Coordination we.a aacomplished with the following agencies: 

Agency Representative & Title 

Army Field Forces Colonel Do G~ McBride 

Lt., Colionel Seo Sn Noff 

Item 48, Paga 3 Minutee 1?ag9 30 

SECRET ' -
Item >.a, Page 4 

REF ID:A58144 

SECRJ£T 

Representative and Title 

Colo.Del E. Bo Pets1Dg 

Captain R. JI. K1lq 

Ma.Joi' W. B. Whit.e 

. 

~C/3~ BmrABD C. JJABLOW 

Chainan, Cr,yptograph1c 

SubcOlllllittee, ASATC 

.J 

Minutes Pase 31 

SECRET 
DRAFT 

llHIB I'l' "A" 

Prepared by~ CryptoF.r&phic Subcom 

ASATC--··· 

Date: T5 Sept 49 

Approved by~ ASA~T""'c--------

Dater 2~-wSubmitte<i by~--------­ Date; 

REVISED MILITARY CHARACTERISTICS FUR ASAM 9 

l = GEBERAL INFORMATION 

1... Objective 

There 1e a military req•drement for a erypto .. equipment~ the operational 

characteristics o~ 'llhich will provide security to telety9e messa~es sent 

via either wire or radio ohannelsw raster than available machines~ 

2e ~oposed Senice Employment I 

a,. Thia equipment may be utilized in all echelons<, 

h. This equipment will be utili~ed in mobile~ fieldp and/or fixed 

installations o 

e. This equipment will be utilized on-line or off=line with wire 

and/or radio teletype communication systems .. 

' de The equipment Will be utilized with conDnunioation systems which 

operate "atart ... stop" at speeds of sixty (60)a seventy .... fiva (75) or one 

hundred (100) words per minuteo 

II - OPERATIONAL CHARACTERISTICS 

lo Security 

e... The .security shall be Grade 11. (Minimum fjve b> yeFrr:s. ~~ .. '"' 

ASAG 22.,,lo) 

b~ Time limits of the orypto~period shall be a minimum of twenty= 

tour (24) hours., 

Item 48, Page 5 

SECRET 
c. Number of stations 1n a crypto-net ~hall ba limited only by 

op•Jra.tional requirements. 

d. Number of transmissions and/or word groups· in a crypto net vi thin 

a crypto-p:::riod shall be unlimited. 

2. Functional Requirements 

a. Tha clear text signal produced or acc..,pted shall be a de, neutral 

"start-atop," teletype signal, twenty (20) or sixty (6o) milliamp-=1rea. Lin·? 

current eball ba supplied. for only 'the local sloop. 

b. The enciphered signal produced or accepted shall bd a de, neutral 

"start-stop,'' teletype sisnal, twenty (20) or sixty (60) milliamp->res. 

c. This equipment shall be capable of transmi tt1ng by wire and/or 

~radio teletype, on-line and/or off-line communications. 

d. This equipment shall operate ovJr one (1) normal t<:tletypd channel. 

e. Types ot data to be transmitted: 

The clear text output shall be a de, neutral, "start-stop," , 

teletype signal acceptable by standard telet1J)3 receiving 

equipment of appropriate speed. 

f. The equipment shall be capabla of enciphering and daciph·~ring 

messages at a speed of sixty (6o), seventy-five (75), or ond hundred (100) 

word groups per minute. 

g. Nol'lllally the key setting shall be accomplish~d once 3ach cryptoperiod. 

Clear text indicators shall b~ used for aach meesag~. 

SECRET 
• 

i. The equipment shall not adverse~ aff'ect the performance of t.ha 

aa~ociated communication equipment. 

3. Radio Interteirencs :Reduction 

I 

The equipment shall compq vith the provisions of DA Memorandum 105-25 6 

dated 10 June 1948, ~d DA Memorandum 105-25 8, dated 1 December 1948. 

4. S;pwrioua Radiation of Clear Text 

There sbllll be no perceptible radiation of the clear text signal from 

the ASAM 9. 

5. Power Requirement 

This equipment shall operat.a from 115 (fl{)'/,) volts, 50/60 (/lCJ'/,} cycle 

ac power source .. 

6. Equipment Oparatins Position Requir'3mente ' 

Th~ equ1p~nt shall operate when tilted up to tventy-fiv9 {250) degraes 

from its normal position. I 

III - PHYSICAL CBABACTERISTICS 

l. WeiS}1t and Volume Factors 

a. The desired weight. shall be tvent.y-five (25) pounds, and the 

maxim!llU acceptable weight limit shall be forty {4o) pounds, when enclosed 

in its own immerst.on-proof, operating case. 

b. The desired volume shall be one (l) cubic foot and the maximum 

acettptable volume shall be one and a half (1.5) cubic feet, when enclosed 

in its otirn 1.1111Darsion-proof case. 

Item 118; Pase 7 M1nutqs Pase 34 

SECRET 
2. Operation, Transportation, Packaging, and Storage Requtremmts 

s. '!'his aquipm1:1nt shall withstand vibration and shock encount~red in 

fixed station, mobile installation or normal fi~ld use. 

b. This equipment shall be capable of oparation and storage 1.a the 

follo~ins ambient conditions: 

· (1) Opttration tempemtures from /20°1 to /l25"F and storaga at 

-oO°F to /16o°F. 

c. Thie equipment shall be capable of operatipn at pr-3ssure alt1 tud•Je I 

up to thirty thousand (30,000) fedt. 

d. This equipment shall be capabl" of operation during normal fi·~ld 

servi~a dust and spray conditions. 

e. Thia aquipment vhan encas'3d 1 shall be capabl~ of operatic.a after 

submersion in thrtte (3) f'3et of vat~r for five (5) minut.,a. 

f. Thia equipment shall be capabl~ of air transportabilit~ in Phase 

II. (AGAO-S 452.1 Ltr dtd 15 St;tp 47, CSGRD/D-M). 

3 • Destruction Requirements 

The ~quipment shall be provided with a simpld eDlt>rgency d~struction 

means. 

IV - EQUIPMENT CP.EBATION- AiiD MAINTPEANCE C.ftARACTERISTICS 

l. Qperating Time 

The equipment shall be capable of a continuous twenty-four (2>-1-) hour 

op~ration except for the t1ma required to perform normal preventativ~ 

maintenance. 

Item 48; Pai~ 8 .Plinutel Page-35 

SECRET 

,· 
•• S if'P ·W :J\SA4. 4 4 • 

'-4 h Cl .l -· 

2. Permiaeibla- Scope of Continuous and P~riodic Ad,lustmenta, TuninB.L 

Calibrating, Maintdnance, etc. 

This equipment shall requi1'3 not mol'ld than a thirty (30) minute period 

daU.y for prev~ntative maintenance and operational ad.Justment (which includes 

key settins.) 

3. Maximum Acceptable Preparation Periods from Packaged tor Storage or 

Shipment Conditions to Secured or Power Off Conditions. 

The equipment shall require a maximum of fifteen (15) minutes to prepar~ 

from a packaged condition to a standby condition. 

4. Maximum Acceptable Preparation Periods from Secured or Pow9r Off 

Conditions. 

The 9quipment shall require a maximum of thirty ( 30) a .. conds to prepar-3. 

from a standby' to a fully operational condition. 

Item 48, Page 9 Minutes Page 36 

SECRET 

• 
REF ID:A5B144 • 

!llPABTMDT OF mJI! ABMt 

~ABM!~ AGF.NCY 

~BD<1l'Oll5 25, l>. C. 

2 I>ao.,mber 1949 

S~: Apprpval of Anq Sacurtt7 Ag~ 'faclmical CO!lllDi tt~., 

13\tbcOiaitt"e Beport Ho. ~ 

'l'O: lDtl!t!"eated Members of Al'B\Y SecuritJr .Asenc7 Technical Comitte'!'I 

and Other IntereeW .Ageuoies 

l. Subcommittee Beport Ro. 48, SubJect.: Adoption of Bev1.a...,d 

M111tal7, C?motenstica for .ASAM 9, dated 2 December 1949, having b111en 

presented b7 Mr. K. C. Barlow at Al'JIW' Seewr1't7 Agency 'r.,.ebnical Comm:itt ... e 

meetillg Ho. 6, above date, vam reoomendecl for appro•l. Thie reeOD1111'911daticm. vaa concurred iD 'b1 all members preeant, a listing of whom is ipcludil!Cl 

1D the minutes ot the meets.us. 

2. The recOlllllellclaticma contained. 1n subJeet report are her.,by approved. 

' FOB TD CBm' 1 ABM! SECOBITY AGEICY: 

II )'..u:.., c. c·~.{!,,.,~r/.u MAC C. EVERSOLE 

lat Lt. , Signal COi'pS 

S ... cret&!7, ASATO 

Approved. b,y order of the Secretar,y of the A!'JQ': 

v/Uf{f~ BICBABD7.J 

Lt. Colonel, OSC 

B&D Group, Logistics Div., OStJBA 

Itc. 48, Page 10 .M1Dut,.s Pase 37 
'• 

Im:.t mo. ~9 

'DEPABTMENT -OF THE ABMY 

DADQ.U.ARTR ARMY smtJRITY AGMCY 

VASJWlGTQN 25, D. C. 

S~: Adoptioo of Militu:J Characteriet1ce 'for #SAY ~ .. 

i. ~cm: 

a. Letter from Al'Dll' Security Agency to Commanding General, 

Arm:J G~und Forces, subJect: Requirements for Cryptoeraphic Devices, 

dated 30 July 1947, with seven 1ndoraaments. 

2. DISCUSSION: 

a. Asancies Concemed: 

(l) Cognizant As~ncy: Arflr/ Security .Ag~nc7 

(2) Directing Agency: A?:l1J3 Security AgAncy 

(3) Requesting Agency: AFF 

(4) Partic1patin8 Agencies: None 

(5) Coordinating Agencies: USAF, AFF, Sig C 

(6) Other Probable Intel"t:!sted Agencies: Navy 

b. Pu~: 

There is a militar,r requirement for ciphony ~quipment for 

use over wire and radio circuits in echelons up to and including Di,1aion. 

c. Peacrl;et!on: 

I 

The ASAY Ji. vill be a low dChelon ciphony system which will 

provide c:eypto-secur1ty for at least t~n (10) hours. The '3qu1pment will 

operate OVer Vire and radio VOiC~ circuits and Will vetghnot mors than 

fifteen (15} powida. 

Item 49, Page l 

SECRET 
Gi)o ~~t HiGJ~II?ttand Status: 

1hll0.tjo~~ l-29-22c-OO~ me establ1ahed 12 October 1945. A contract 

i?o~ t<>U' (la.} l!l~ffice taet models 1s unde.l'W.7· 

f. Pmpposiffi. D@velcJ2m6Dt: 

lro~ aenies ~estra on the DIOdels now under contract 

additional mOdels incorporating modifications Will be procm:ed. 

8· Securit.y Clasaification: 

The classification of the Military Cha..""B.cter1stica ta SECBE'l'. 

3. RECOMMENDATIONS: 

The Subcommittee recommends: 

The adoption of Milita:ey Cbaracter,istics for NJAY 4 as shown in 

Exhibit "A". · 

4. EDIIBITS: 

a. Exhibit "A '

1

, proposed Mil1 tal"1 Characteristics for ASAY 4, 

dated 8 September 1949. 

5. COOBDDJATION: 

Coordination was accomplished with the following agencies: 

Asenc1 

Department of the Air Foree 

Department of the Argq 

Item 49, Page 2 

R!:twesentati ve ... and, Title 

MaJor William B. White 

U. S. Air Force· 

Colonel Dana G. Mc1Sr1de 

Army Field Forces 

Minutes Pae;e 39 

SECRErt 
l Incl 

Exhibit "A" 

Item 49, Page 3 

Item 49, Page 3 

REF ID:A58144 

---- SECRET 9 

( 

Bepresentativa and Title 

Colonel Edtri.n R. Petzing 

Captain Bichard llo l'Cil·Jf 

Off ice of tha Chief SigUllQl 

Of:f'ic0?' 

~ t!. W,_,__;.~_t~ CLARENCE c. li.RIGm' T.__ 

Chairau11 Cipho.DT, Citu 

and C 1 vision Su'bcom.!r.1. ttse 

-AsttQcla P•ge J4 

Minutea Page ~o 

SEC.RET 
l. ObJect1ve 

's~w~44 ~I\: e r; :l 

Submitted b7 AFF . Date ~13~r!!!!!"':~b-ru-p;-~19§'"'"'s-:-

I - GDEBAL Im'OBMATIOB 

'rhe AFF has a military requirement f'or ciphon.T equipment to be uaf'9Ci tor 

voice oomunicat1on over wire and radio circuits 1n echelons up io and 

including the Division. 

2. Pmposed. Service EmololJllellt 

Thia .equipment will be used in: 

a. Echelons up to and including Division 

b. Vehicular and field installations. 

II - OPll!RATIONAL CBARAC'!'F.RISl'ICS 

l. Secuz:11;y . Thia equipment shall prov1de cr,ypto-sacurity for at least tqn (10) hours 

based upon the g~ral requirements as set forth ~n ASAG 22. 

Item 49, Page 4 

SECRET 
l!!o bDct1aaal B•'im!i!t& 

rus $1paim.~ •u: 

Oo ~ei~o ~~ ... ~ voice Q~ls tree a etanc18ri m1cr1~QI) or aa~ 

fQ!.d& ~Q ~~~o 

bo ~~!~voice o~gnala vhloh are capab~e of 'beiq tranamtttcid 

®Via s~iod ~@ ~ mre tnmm 2'ac1Utiee 1n ccn3unct1m !dth ~Bitch· 

~~~tQo 

c. Proride ciG@1pW voice ssgna:ht eapable of opera tins a standard hAad • 

4. Be so caoatzuctecl that cbangjng of the k97 can be perfo~ b7 an operotor 

after a'-.siDIUll o'l two hours apee:lal t~1n1Dg. 

e. h'o'ricle a ,clear, umd.at&Jmble, uncomf'ortable varniDg to th,. user at the 

0 

ment has been set to the aeeur1't7 condition. 

3. Badio Intertgeoe 1¥.uot1on 

la41o frequenc7 noises gene~ted vi thin th1a equipment shall b,. a 111nimum 

end ahall not interfere vi th the operation ot ra41.o a•ta 1D the 11D11'1~G.1a.t"' .; 

viclni'Q of the equipment. 

4. stab111tz 

Sta'b1111;J' at the equipment shall be such aa to requ1r" no co?T-.ctione b7 

the user after 1D1 tial adJuatmenta have been ade • 

'· Beaolut1on 

a. Intelligibilit;y of SB..,ch reee1ved ov· 

than tbat obtainable over a good tel,J>hone 

Item 49, Page 5 

.I 

SJ'St..a shall be not lASS 

G haviDS a transmiaaion band 

Minutes Pag,. 42 

SECRET 
\. 

v1clth of at leut 2800 qclea. 

'b. ~ noiiJe 1D~uce4 into a c1rcu1 t b;r this equ,1pm.im.t shall b-. a 

rnlmlilliil!m mG all not pQlf'Cept!blW Qffqct the qual1'Q' of thq aisnalao 

60 Power 1'ep1re!ep'\ 

a. Po¥elr COD81111Di>'t1cm a.ball be u lo1I as is feasiblet. 

b. ~ ff(!uiPDeDt Dll be operable from a power sourc., of 24 v~lta DC, 

or b;r applique unit( a) fl'Olll the tolloving: 6 volts DC, 12 volts DC, 115 volte 

'°-6o cpa, or the output of hand generators cancurrentl;r 1n use. 

7. SpftS1al Requirements 

nia equipment'sball require no modification of the radio sets or t.,lephan"' 

equipment with which it worts. 

· III. - PHYSICAL ClrARACT:G<ISTICS 

l. We1sht and Volume Factors 

This equipment aball: 

a. Bot VB1sh more than 15 pounds, eXC lus1 ve of prima1'7 aourc9 of pow.,r 

and apl1qui:t. unit(a); applique unit( a) shall bav,, a maximum weight of 10 pounda 

each. 

b. With neceBaal7 power appliqu., unit be of such a,1.ZA and shape as to b ... 

readi~ carri~ on a atandard quartenaater pack boar.d. 

2. Oneration, Transportation, PackM1ng, and Storag9 Requir.qlDADta 

This equipment and its power applique unit(a) shall: 

a. Be capable of operating under ail condi t1ona ancounter...cl by tactical 

rad1o equipmerrt and be 1Dlners1on proof 1D their C&rl'1in8 cases. 

Item 49 ~ Pase 6 S E C R 'E "finutea Pase 43 
b. Be ao constructed as to be capable of op.,ration and storage undlSr 

cU.•'tlc conditions as apee1t1ecl 1n AGO lettAr, Fil.., AGAO-S".24 (12 April 

19"8) maBP-M l.5 April l~, w'bJect: !eqJerature RqquiremeDta for the 

Pertcmmmce and Storage of U. S. ~ Equipment and Supplies .. 

c. le capable of opera:tion at all atmospheric preaaurea encounterPCl 

' 

\ 

trm sea le-vel to 18,000 feet above sea level and of tranaport at alt1tud_,a 

ot 25.00 feet above sea level .. 

d. Meet the SigDal Corpe Standard apee1f1cat1on reSard1ns moiatur~, 

fUJ18UB and cl1•t1c canclitiona. 

e. Within the specified temperature range, be capable of op$rat1on 

at l~ relative hum1cl1't7 at teq>eratur-.a below 90° F. and at th"' maximum 

. obta1D6ble relative hwn1.d.1ty above 90° J'., but not·m eXCAl!IB of that 

correaponc11ng to a, vapor pressure of 36 mm of H. 

f. B~ transportable 1n 81J7 standard aircraft and b0 capabl,.. of 

ut111aat1cm in Phase I of air operations as ap~1f1ed in SR 705-30-10, 7 S0 p 

3, Peatxuctton Rqguiremepts 

'rhia equipment &ball be provided with a simple means of ~rg,,nc;y 

oonatruction of the crn>to-componenta. 

IV .. F.QUIPMl!M OPERATION .ADD MAift!NANC'll.: 

CBARACTERIS'l!ICS 

l. Permissible Scope of Continuous and Pe£1gd,1c Ad,1uatmenta, Tuning, 

lfliJ.1br@1;"'ns, Mo,1oteunoe~ eiic. 

'l'his equipment shell be deaie;ned such that:· 

Item 49, Page 7 Minutes Peg"' 4• . 

SECRET 
0 

-· 

'· InstaUatiaD 8Dtl prelim'D81'J adJusUlenta can b,., p .. rtolll9Cl by tra1n.-4 

'idre Gld ~ SaatollatScm peNODDel. 

Tuo CJ~~~, mibaequsnt ~ initial 1Datallat1cm Bid aaJmtment, shall 

~ ~le of laetag peri'omed '1' pel'llODDel after a mui111m of 2 ltoura epocial . . 

@. A nv1mnn off eceentia'll. ma1Dtemmce O.PerB~loaa EN 'be perto1'!114Ci 'b7 

Qpl'Op!"Sata field C'Ollllllm1Cat10D llBintenance Jel"80DDel. 

/ 

Item 49, Pase 8 Minut"'s Pase 45 

I 

SECRET 
•• • REF ID:A58144 

DEP~ OI TD .Am« 

BEA~ AH SEcmlft AGDC! 

.VAS~om 25, Do C. 

2 Dec6flllb'!l" 1949 

~= Approval ct Angr S~ty Agency Gf,..chnioal COJ11mitt1911? 

Su'boamaittee BeJPOrt lNoo ~9 

TO: lntelt'eSteA ~en of~ Sacunt:r Ag..no1 Technical CommittPe 

anOl. Otlb@tf ~terea'ted Agencies 

lo Subcommittee lepon· Bo. 49 11 Su'b3ect: Adoption of Mil1t.ar,r 

Cbamcterist.ies for IBA! "-a dat.ed 2 :O,,eenbe-r l9lt.9, having 'b~...n pr9a,,nte4 

by ~. -c. c. Wright at AftV' Sec~v Teclm1cal CODlllittae meeting Ro. 6, 

above date, was recCDllDBDded for appro'Val. This· recommendatim 'K8S 

couCURTed. 1n by all memben presen't, a l:leting ot whom ie included in the 

m:!Dutes of the meet1Dg. 

2. The recommendations c0J1ta~ed in su.bJeet report are heJ"e°bJ' approv9Cl. 

FOB TBF. .CHIEr 1 ABMY SF.CUBI'l'Y AGP11CI': 

l!,>u-~ MJ:c-c: 

lat Lt. 

EVl!:BSOU: 

c:. d1 ~ 

11 SiSD&l Corpe 

s ... creta.1:7, M!JATO 

Approved by order of th" S$Crcttar.Y of the A1'm.)": 

I 

RICHARD J mER ' 

Lt. Colon .. 1 11 asc 

R&D Group, Logistics Div., CStSA 

. Item 49, Pase 9 Minutes Peg,, 46 
... 

~ 

DR~ OF '.ml ARM!' 

ABM? SJlCUlll'l'f AGENCY 

HAS~ 25, ~o Co 

2 D•c 49 · 

a. Letter fl"ODI Anq Securit7 Agenc:r to Commanding General, , 

AZ'JIO' Ground Forces, subject: B8Clu1rements tor CrJptographic Devices, 

' 

dated 30 Ju!T 1947, with anen indo1"8emants. 

2. l>JScmBIOl1: 

a. yenc1ea Concerned: 

(l) Cognizant Agenc7: Al'DG' Security Agenc7 

(2) D1rect1Dg Agenc7: Arsq Securit;r Agenc;r 

(3) Bequeating Agenc7: AFF 

· (4) Part1c1pat1Dg Agencies: None 

(5) Coord1Dattng Agenciee: USAF, AFF J Sig c 

(6) Other Probable Interested Agencies; Navy 

b. hr.pose. 

There ia a mil1tal7 requirement for c1phol13' equipment for 

use oTer wire and radio circuit's 1n Al'IQ', Corpe and Division. 

c. Description: 

The ASAY 5 will be a medium echelon c1phOD1' s7stem vhich 'Vill 

proT1de Grade V 'securi ~. The equ1pant will operate over .win and radio 

voice circuit& and will be capable of operation in a 3/4 ton weapon carrier. 

Item 50·, Pa8e l Minut. .. s Peg~ 47 

SECRET 
. ' 

lM ~3sct Bo .. 1-29-22-00' 'l.aQ8 established 11 July 1945. 

DQsip of tw eppi'O&Chee t!Ql ASAY 5 is unden&J" o 

t. 17gpoaec1 Devel.ppment: 

Six ( 6) senic~ test moclials vill be const:ructt!Jd under contract 

for test by ueins agencies. 

8· Securlt:r Claaa1f1cation: 

'1'he claes1t1cat1on of the Mil1tar.y Characteristics is SECR'B'r. 

The SubcOllllllittee recommends: 

The adoption of Military Cbaracter1at1cs for ASAY 5 aa shown in 

Exhibit "A". 

4. EIBIBITS: 

a. Exhibit "A", proposed Military Cbaracteristics for ASAY 5, 

dated 8 September 1949. 

5. COORDINATioN: 

Coordination was accomplished with the following agencies: 

Asenc;r 

Department of the Air Force 

Item 50, Page 2 

SECRET 

Representative and Title 

Major 'William B. White 

U .s. Air Force 

Colonel Dana C. McBride 

AJ:JJJ7 Field Forces 
MFCl 

De~~of the~ 

l Incl 

Exhibit "A" 

Item '°, Pase 3 

Bepresentative and Title 

Colonel :ldmn B. Petzing 

Captain Ricbud B. Kile7 

Off ice of the Chief 818Dal 

Of tic er 

~~....c.,.;' c. t::J_ -!.-~.;-

Chairlml, 

CIABBNCB C. 

Cipl:lc>q, 

WBIGB.T 

Cifu 

~ 

· and C1v1a1on Subcommittee 

SECRE'l1 
Pi'itparea by CC&C Subcommittee 

Date 8 September 1949 

Approved 'bJ' ASA'l'c 

Date 2 JMc 1'~ 

~·to Be Cmpletea §'ASA»: 

lo Objective 

The AFF has a military requirement tor ciphony equipment to be used for 

voicn corununication over wire and ni.dio circui'ts in An!G7, Corps and Divisiono 

.:lo Proposed Service Employment 

'l'his equipnent will be used in: 

ao i~nqy,, Corps and Divisionc 

( 

bo Vehicular installations, 1!1oh1le radio sta.1iions, fixed and semi ... fixed 

communication conteno 

II = <>PF.RATI1>NAL CHARACTERI'JTICS 

lo ~curl!,y 

'L'tlis equipment shall have Grade V security as defined in ASAG ~20 

:lo l''unctional H.ecptiremente, 

Thi11 equipnent shall: 

ao Receive plain=text voice signals frOlll a standard microphone or st.andard field telephone handse~o 

' 

bo Provide enciphered voice ai~als which are capahle of being transmitted 

Item 50, Page 4 Mlnut.qe Page 50 

SECRET 
owr stilndard radio and wi.ni trunk facilities and in conjunction with standard 

S\'d.,chboard oquipmentso 

c.. Provide deciphered voice sicnals caJSbla ot operating a standard ~doo~ m" a~ic!erd f~~ 'aJ!.Glphone M!lndseto 

do & sc ccmst1111etecll that chal!llging of the key can be performed by an op-

•(Qlll'ator after a mdmwin of two hours epecial trainingo 

eo f'lrovide r1. clear, W'llllistakable, uncomfortable warning to the user at 

~h3 transmitting terminal if transD!ission in the clear is occurring after tbs 

equipment has bmm set to the security conditiono 

)o Radio Interference Reduction 

Radio .frequency noises generated v1ithin this equipnent shall be a minimum · 

and shall not interfere with the operation of radio sets in the immediate vicinity of' the equipmento 

4o Stabili tz 

Stability of the equipment shall be such as to require a ndnimum of corrections after initial adjustments have been madeo any necessary corrections nm.st 

be capable or being made w1 thout interfering l\'i th traffic going over the systemo 

5o Resolution 

ao Intelligibility of speech received over the syster.i shall be not less 

than that obtainable over a good telephone circuit having a transmission bf'i'nd 

width of at least :2800 cycleso 

b,, '.l'he noise introduced into a circuit by this equipment shall be a min ... 

imwn oilnd shall not pr1rceptibly affect the quality of the sign.also 

... 

60 ~r Requirement 

I 

ao Power consumption shall be as low as is feasibleo 

:J;tem 50, Pase 5 

SEGRET 
'f 

bo The equipment shall operate i'rom a U5/-a30 volt, 50..60 cps power souree, 

and from :l4 volts oo. 

7o 5R!cial Heguire~~ 

This izquijlment sllmll l?laQ.uin no modification or 'the rndio sats olr' tslephmG 

®QUipmant 1:ith uhich i~·wrkso 

'!'his aqui}r.lent shall be or such size, shape and weif?ht as to he readily 

tnmsported and oparated in a 3/4 ton weapons carriero 

:.lo OROration, '!'ransportation, Packagin8• and Stora.g;e Requirements 

'.!'his equipment shall: 

ao Ue capable or operating under all conditions encountered by tactical 

radio equipnent and be i.J!D!l.ersion proof in itS carryin~ caseso 

bo Be so constructed as to be capable of operation and storage under climatic conditions as specified in AGO letter, File AGA~400o.24 (12 April 1948) 

CSCiSP...U, 15 April 19481 subject r Temperature Requirer.tents tor the Performance 

and titorago of Uo So Arll\Y Equipnent and ~upplieso . 

Co Be capable of operation at all atmospheric pressures encountered i'rom 

sea level to 18, 000 feet above sea level, and it shall he capable or transport 

'at Mltitudes of ~5 000 feet above sea lewlo 

do Meet t.he ~i~l Corps standard specifications• regardinr, moisture, tunP.\J.S and clmatic conditionso 

eo Within the specified ter:iperature range, he capable of operation at 100% 

0 . 

relative humidity at temperatures below 90 1',o and at the max:llnum obtainable 

relative humidity a.bove 9o0 Fo 1 but not in excess of that corresponding to a 

Item 50, Page 6 --~SHE~C~---1Rl4--IE~T..___M_1nut·• Page· '2 
vapor pressure of )6 mm ot iiqo 

to Be trdl'lsporebJL! in any standard aircratt ot adequate cargo capccity 

am! be capable of utilisation in Phase II of air operations as specUied in 

C>.'ffi'SIJ ki'tsr9 ~ &GA~~o~ (15 Ssp~r 1%?) CSGRU~D 24 Ssptem°b®&" l947D I 

G..::W£~: Ab> flfi'.!UilSp:criabili~o 

3Jo lb@tructima Requinm~ 

"Ehia '1qUiprent sh;\ll ~ provided ~th a simple means or emreeney destruc- , 

' 

~«i~ cf the C17Pto-cmpone11t90 

IV • !Qt!IPlll~'IT OPlollATIOlJ MID UA.Il'ITE?fr~NCI'~ CHARI~CTl·:RI~TIQi 

lo Pemiosible Scope of Con-tinuous and Periodic Adjustments, Tuning,_ Calibrat-

.1.nq, li&int311&nce, etco . . 

This equipment shall be designed such that: 

&o Installation Mild preliminary adjust.merits can be performed by trained 

wire and radio installation peraonnelo 

bo Operation. subsequent to ini tiA!l instal.l.iiltion and adjustment, shall be 

capable of being iarf'ormed by trained switchboard and radio operators 11 after a 

maximmn ot fl! hours special trainingo 

Co A maximum of essential maintenance o~ntiona may be performed by appropriate field cor.unu.nication maintenance personnelo 

Item 50, Pase 7 M1nut19a Pag0 53 

SEGRET 
- - - - - ---- - - - - - -- - - 

.. ... REF ID:A58144 • 

2Deo~~9 

App~~ at Aftl' Seam'lv ~ '?$chnical Comittee 

BuboODlll1t'te9 a..,pori moo 50 

1ntd'fl8t-e4 Membera of A'Jfl/ll1 Security Agenqr 'J!~hn1cal Committ.,• 

art.I!. Otber Iatereeted. Ageaci..a 

1. Subccmmd:ttee Report fioo 50, SubJfl!ct: Acloptica ot Milit&r.v 

Characterietica tor ASAY 5, dated a December 19491 ba\f1Dg bllJeD pz-"8ent~ 

b7 Mr. C .. C. Wright at Ariq SACUr1t, Asenc7 fech:oical Committoe me.qttag 

lo. 6. above date, waa rec01111eDdecl for appro-.al. '.l'hie rP.Comendation vaa 

oaDCUft'e4 in b~ all members prea~t, a listing ot \fbom is incl.ud.ed in· thA 

m1Dutea al the .meet1ng. · 

' 

g. Pfhe ~eeomendat1ons aonta1ned 1n aub3ect r-.port ar., ~r9bJ' approv...a.. 

FOB TU CJll1IJ', AaMr S!XmlU'l'J AGF.ltCY: 

/);b.vC!. 

MAO C. EVGSOL'l!: 

(f~ 

lat. Lt. , Sipal Corpe 

Seeret&17, >SA.TC 

Approval by order of the Secreta17 of the Anq: 

~~ Lt. Col.On ... 1, GSC 

R&D Group, Logistics Div., CStSA 

Itea 'o, Page 8 
I~ WO. 51 

DEPA.RTMDT OF 'rB! ARMY 

HBADQT1A.RTERS ARMY SEC11RI'l'Y AGDCY 

VASHI1'3'?0N 2', n. C. 

STJBCO\M:TT!B REPORT FOR TD AR'1f $gCTJJUTY .AGDct 'm'.!'RRICAT. CO,_,IT'l'Q . ' 

STm.J'ECT: ASAY 9 

1 o RVERDCES: 

a.. T>/P from Office ot the Chief S1~l Officer t~ Chief, Arin,y 

Security A~ncy~aubJect: Approval of ¥/C's and Initiation of Fro1ect for 

FiDd Plarit Ciphony ~qu1-pmnt, t\ated 26 July 1948. 

b. IRS tro111 Secretary, Ar1llJ' Security A~ncy Tec~nical Co'111111ttee to ' . 

Chairman,, Cinhon1, Cifax and C\v1a1on Subcoftllllittee, sub.1ect: A'pproval 'Jf 

~/C's and tnittatton of Projec~dated 12 A~t t948o 

2. DISCTJSSIOB: 

a. Aa.enc1.ea concerned~ 

(t) Co~tzant aaancy: ASA 

(2) T>1rect1n~ acrency: ASA 

( 3) Reque&tilll!'. a~ncy: Si~l C.,ros 

(4) Parttclpatinct ~enc1: !f':)ne 

(5) Co~rdtnatl~ a~ncy: Stc:rnal C?rJ>s, AF?, AF 

(6) Other pr-,bable 1nterestea uenc\es: 'Navy 

b. Puro-,se: 

There 1e a rn111 tary req11ire"'9nt f".lr ct ph-,ny equi D'!Bnt t"" be use!\ 

r--r staff' C~'fftllluntcations of ht~h ecbel'.'\n headquarters ":Ver C-=>'!lllllercial •..rtt"e 

factlitles,, as lfell as military fiDd niant and/or tactical v1re fac11.1t1es. 

Item 51, P~e 1 M1nut"'8 Pilee 55 

SECRET 
SECRET 

\\ · ~fOrlpt.1oD& 

!!le ASAT 9 wlll '8 a h1• echelon clphO!lJ •J8tAt• trbtch vlll 1Jn>• 

TU. GJW1e Il •cur1\f. It. vlll operate oYer at leaet. 2' '1111-• c-f a nowdnal 

~ ~ trunk am/or loop .. 

4. Rel&tef lilat..ertal: •one .. 

e. l>eft\op..Ut llttoa p Stat?!!:.. 

Re••arcll lln4 etad.T or •r 8J»aer&tor tecbnt41•• •• 'be:i~ ao0011Pl1elte4 uncl•r M Pro38ct Wo .. t-ag-20-001, "General CiphanJ' Reaearch. '' 

t. PropoMd DeTelop•nt: 

(1) '1'vo e%)terl•nta~ S>Ctels vill be constructed at Arrq SecvltJ 

Aal!8ftC7 an4 1t 1• Pl'O'P<>Md to 4e..,lop tour (') •niae teat lll04ele torwat 

b7 1:.ba Signal Corpe. 

(2) Tbe e•ti•W tota\ coat ta $190,000. 

n im 10,000; n 1.9'1 ao,ooo: n 19'2 1,,,000; " 19'3 ,,ooo 

(3) It 1• 81lt.lc1pat.e4 that dewlopmnt v11l be 1n1t1ate4 4urt~ 

n 19'0 8Dtl •nlas ts•t.11 oomplete4 4urlq n 1953. 

~· Securitz Clu1?lttoatlo!p 

The equt-p99nt vhlle under de"8lop111111t will be 01.aa1tt1e4 SICR!T. 

Crnto-olearance vlll be reciubed 'b7 tbe oontractor for d.enlop.nt of the 

3 . l!COl4't1BBDA'l'IOJIS; 

a~ Adoption of ailltarJ' obaraotertat1ae tor ASAY 9 as ahown tn. 

lf:btbi t "A". 

'b. Batabll•h•at ot DA Project Wo. 1-29-22-<>09, ASAT 9. 

SECRET 
SECRET 

c. ANlcpa•nt of l·B prt~rtt.7 w Ill Pro)eot. •~· t~29-22-<X>9 vbl~b 

le Juat.tf'1M b7 ,ar ]a, Sii 105 .. ecr-1. 

tt. DI\ ho.'90'- Wo. 1-29-22.()()9 ._. w:ola.1ltitfd SKC:Rft. 

•. Clu•tttoat10D ot ASAI 9 u SIOICft,_ 

t. 'rt» D& 'llleter 'lan ,_dmt.ca\ ObJecttw ?t DA Pro.1eot Jf~-

1·29·22-<J09 tD be 10·'. 

il ' 'Kl'RlBl'l"S: 

~sbtbtt "A"' ProPoH4 ~utar,. Cbarllcter1et1t.• tor N~AT 9, 

C:>Ol"41D&t1on vaa &cconpllshw.J vttb. tbe tollovlnq qenctea~ 

Amn51 

l>e,art•nt ot tbe A1r ,.~ 

De,art.-nt. ot tm Arrq 

De,art•nt or the Ar117 

ltea ,1, Pea• 3 

Reureeentatl'flt aad Title 

Major WUU&111 '9. White 

TJ-S, Atr 1':>~ 

Colon.el JJu.a <J. Mclrt.4e 

A1!'f1 T\eld rorce 

Colonel 1'4v1n 1t .. '•t~t°" 

Captain 1'tcba~ K, Ct l.e:r 

Ott1ce ot tlle Cbtet Stqnal 

Ott1aar 

~~.'1:.J~~ Ct.A'Rne11: C, WRtnll'f 

Cha1rmn, Cll)hony, C1tu and 

C1Tt.aion Subco•ttt.ee 

SECRET 
----'R:E-F- ID : AS-S·]:-4·· 

-SECRET 

lo Ob,.,"octiYe 

t'h • ..,,. '!1 a rd.lS.t.ey r q•;"r9'18rit t· r C'lpt::n:r e!ldplll!nt to '"" uaea for •••tt 

caru:adoat11T111 nt hit•h 11obelan tradquartien o'Ur 1!Df"D)rc1al wrlre 1'11cil1'1.n, u 

NU 118 IB1li WU)" !bed pl.m°' mld /· •· t.c ti ••J. M~J"9 ta.atll.W. 

2. P!'npr!ed Semaa ~ficr,,-it 

tio equ1i-eem will..,. umda 

a. u..._. atart otftam• ol hSfh •ahel.am· 

b. In ft.Md :lnl tallat1 om. 

p_-_o..,P·-·rti. ___ -:r...,1lH..,. i-~ ..... c.... · •.. ~ .... ~ ... :.,.XllJUT:lQJ ..... ..._ ... 

). lecnlr1\y 

ti. aq1d....,,t. ll:al 11 

•· Hr.. 3 ·ade II 1.aw-1 tr ae :tet~ ln 1818 ;,. • 

b. llaL ~,. • cbi.11'1' in ·ay ••t.t.•n-. a.n Ul..n .. ,_,. .._i·~p 

llnur p11"iod. 

a. I vdd•• tnr t.ta optJ9'\'!.•11 ot ll a'rdr.lm nt •O ""''t••• .._., .. li- ot .e.tdl 

amt carr,r nn a cmWtl'Htion wit .. h nn I> a1blli~ r • • \Nlll..t••i• ot t.wo or •re 

COl'lYorM&Uurw: 1n Mflthe 

lt• ,l, Pace' 

SECRET 

Klh \-i Paci• ~ 
4. ...\iGMl "'Sll1JWIM 

.,,. '"'"1'"'"' 8hl ll1 

SECRET 

•· -..Sw wolce Ills-ala t.- a t.o.18Jlhont· hanS1ot .. 

'· ·--~• llJ llt. .,._,i.q 111 .. llldble IR; wit.ha l!l"ni..., ot dist.ort.1•· 

'111• "• _.,., ...,_'1• tor 11-..-nc.r, p._.• unl tarmr>nic di.a\ort..lon Aa ae\. torth 

1JF , .. lall'-rv C111 ni•\1.•·• .,...., Teclmica.1 Standard• Coad.ttee). 

•· • "•·aimed ter •• OT&T wtft tacllitiea poes•••:tnr- r~h."lraet.P.risttca o! a 

nmdntl ' JlC voice ctmnnel. (ler.-r t.o eaim objective tor i'roquenc:.·1 phase a'ld 

Mrnonic distcrti on aa 1ot forth by t.be U111tiil'Y Oornnunir-.:•t.11.-i S,s ta~ Teohnir.al 

St.andarda Cann:lt.tee.) 

d. Bo <S oeigned tor puh-\0-~lk OJX? rMtl 1" over coi:lllon or local 1 ia-.t.ery, two 

or tour Y:ire aystltl"I!;. 

•• P.. so r.nns-a-;act.r.d tlat. t.tlc Cl"'J'pto-pr:!.ncipl.es ot 1.hP. e.qui.paent will he protectl:!d b:,1 iL three co11hb Hon lock• ill ordeJ" th& t t. Js devieft na7 1 • used and key 

eottint,i mude h:· J"·rmannnl nnt. ceyptop,rapid.•ally cleared. 

t. Be prnnded a ttq variable wit hout t.he use ot a tool. 

g. 1'ut.omat.icall)" atop t.nmslliar:lon and provide ndnquate 11arn1.n;! •.o uin 

opttr& t.cr in the e V9r1' of r.altunct,1 oo. 

S· ~e ot 'J.'rarwmaion Becept;1cm 

This equipmMt sb&ll ·• d•i~ecl t.o opera•.n ovor a1, least 4l5 miles nt a nominal 

4 KC t-..runlc and/ore loop. 

6. HmH o Int.crternnc& Heduetion 

fhh eqtdpaent 1:1t.all incorpor ..• te systems tor the reduction or radio interi'P.T-enee 

tn tll? optir.aun oxtent compatibl.c with t.he st.a~ nt the art. 

SECRET 
REF ID:A58144 

SEC:RET 

,, :llAlll.iil!I 

fld.• ••&Mia-~•!• ll t_,.;....,l.tl &aWlllltS.n Qllalaran'l•':lnn. 

•. t!. I .'•.IJra - .!!l 

,.., ••••• I .......... 'II I ... ,. ..... ,._ • a• .... •auNe ol llS/·JO wnl\li .... ,. 

.._ ltr.e •lf,'J C,• a• 

t. llfllftf& "Wn.•.:.ru· ft:tltlDn ... ,.,._\• 

"d ~ u~.-. r. 1 ll "9 ep na .all tn • uprSr.ht. imS.\l• anl;t. 

10. ti!lgM Ind Yollm 1af!on 

tld.:; 'quS.i919·t. rt .. Jl .t •S.rb •l'· 'b'•n lOO paund8 md i1i1 111bie ~•hall 

mi ha nr•:,. \!an 10 culd.a f-'-

ll. t>,rr•~nn. Trm!90l"t11'1mg Paaladnr, 1111d ltimll•• ll!gu1 rwan\11 

Ilda ~\I! pwn\ 1111.All lie: 

Mt! h11ndlin·• M:roaa.-h 'd.11"61~· Ind ooe:aaraial \n.n:spol"'•U.on 117' ..... 

b. •· ••vur.t.ed •• f.al • •;a'blll or ap:n..•lra aacl atoa:"e Wiier cllat.So 

cnnct:l.1'1·'WI• ... 11pDa1l"t• In AGO :J.'\r'•• Pile A:JA•'"'84t10.~ (:le A..,rll 1948) caaaP-11 

15 AJ11'U 19.R. •bJectH • .,.. ....... lllG SN-at.8 fDr •• ,.rt.wnce and ltDlaf.e 

or u. s. •119 llau!Jmm m1 111a4tn.. 

c.. .Prs1ded 'Id.ti~: a euhmnbn-pN11f •1'17'1• .. ca1.a 'llhteh b of 1'1.tftollnli~ 

ne"9cl anmvac\!m 1D wlt.h8-... IDl'Ml ..... ln i.ba ft.e.ld, 

1. " ·~ta ... rte' • ~ ........... le cl .. u .... ta 

- ze 1Y fll ... ......_ • ••mlft .. ta• ....... T 89 .,, 

%'-"·'-' ......... . 

• 
SECRET 

lb!!' •tpszn -.ii 'be Jll"'1'Sle4 VS'tla a eilple wot .. r....,,. a ... tiwt.im of 

tile anto-c_.. ••. 

1'· 'rcS''' ' .... 

Sllall - wsa.& - camion wltla .. )llwdoal llQ4U'IDC• .. aft'ml...,, of 

.tile• hm!tare. 

"· 9nnnt•· .,., 

'JU• 91.ut.i-eD't 9lla11 be oap&ble at op.a\1Da ~ boan per bi)'. 

1'· lm•Dh Scope 9( Cmt.JBSM m' P@1Q'11o HJ•!? pt1 • feP1Me 9'11Jtrat1m, 

... ._,,,etc· 

ftS.11 etuiJment shall: 

a. Bot reciull'e omt:lmlC'IUI .wu&l aAJutlleD' for Pftl'el' operatloll. 

b • lot 1"9',uire Jerlac1ia 1'8843'1atment Jmr9 often tbm ODC4t Yp,kl.J • 

a. Be ca,Ule ot •eOGDI eellelm -1DteDW• at the equ1JD-nt looatiaa. 

I. le ccutru.ctecl to facilitate all Vit• of •1DteDaDC1!h 

•• Make.,., .. - of iarefer.re« ccmpaa411ta. 

t. Utilise, to a _... .. ,elec'lii-oalo oellpClleD'lia of tll0 .... '\lal.u.. aD4 n'tSag, and. 

bard.ware ot t1a .. -. .,,_.,.lea•. 

16. w •• , ...... 

'l'hi• et11ip11ent llball be cmatruotecl to pro\4et p'tl"8CllD•l :froa dang .. roua~ high 

'\"Oltase• 

11. !IR'W! Acaep*lo :tn-Dt10! Ptz1.odll flC! SerE or Power ott Ccmdl t:lona 

"l'hl• et,Ulp'eat ld:lal.l be 4e•isnecl to Jel'lli t atab111sat1on trm •pov .. r off" to 

•11&u. o,peJ1&t.1m" coaUti.cae vlthln 10 ll:IDutea. 

SECRET 
lSo Personnel Considerat.iono 

Thiti equipment shall lie C4pt:1le ot: 

a~ Beinr. optn-atod ~y non-technic.:4' .1. ~~rsonnel. 

bo Beinr 1-&intained by one t:rai~d maintenance m&no 

19. !tuient l\rra!J{emen.._s to Promote Ope rtitors l;fticioncy 

Thiu equipr.lffnt sha lJ.. 1noorpol"'4te a lid nimum numbnr ot cnntrols. 

Item 51, Pas& 8 

SECRET 
REF ID:A58144 

~ QI' mg AllMI' . 

tw~ ARM! 8DCUlUft AGmct 

~Olf 25, D. C. 

• 

2 Deeela~r . . . l~ 

~: An~ Qf kn:Js Seeuri~ Agency faohn1eal CO!!lld.ttse 

Subo~~tse ~ Bo. j1 

.. : ' 

f<>: Int~x>~td. Mem'bere of Arwq S~t.f AgeJMS7 TeClmi~ Comd.tt"'e 

DA Other IJatereetecl :Ageno1e~ 

· . 1. Staboommittee Be»ort ifoe 51, SubJeot: ASAY 9a 4ated. ~. DeCel>ber. 

1949, hQvmg been presen~ bzr. Mr. c. C. Wrisht at Anq BeGd.1 v AseDCJ · . fechll1cal Committee meet1ns Bo. 6, above date, vas recommended for appl'OT81. 

Th1a r9C0111111en4atian -.s aoncun'a4 in 'b1' all members pr-.sent 1 a listing of 

whom 1a 1nclude4 1n the m1Dutes of the JDAetiDg G • 

2 •. The rec0llllll8ndat1qns contained 1n eub.ject report ar~ her~ approvelll. 

FO.R DE ~, A1Mt S!IJURlft Acmfct: 

~ . . 

.A.,rovad b,y oJ'der ot the Seeretal7 ot the Ai"!117c 

' ' \,_ 

\. 

ltem.,l, Page 9 

BICBABD J MEYIR 

Lt.. Colonel, GSC 

B&D Group,' Logistics Diy., OBtJBA 

Minutes Pag" 63 
' 

I 

• REF ID:A58144· 

DEPARmENT OF THE ADY 

lilU.DQ.UARTERS ARMY SECURITY AGENCY 

~''AS.H.IN~i\l 25a Do C~ 

R'ntU.NDUl)JI rOR 'lRE RECORD OF THE ARMY sgctJRITY AG.b:NCY TECHNICAL COB: IT'l'EE 

' S17BJ~Cf1 R0search and Davelopmant Service Project 

1.. References 

IRS from AS-71 to AS .. 2<ft. subject. "Researah and Development Service 

Projects 0 

90 dated 27 May 194911 wi,th 4 commentso 

2~ Department of the Army Research and Development Service Project ; 

~1~29-93=001~ LRboratory Maintenance~ Research and Development Divieionu 

l=B Pri!=Jrity., for the upkeep of aquipment assimed to the Army Security A~enoy Research LaborQtory~ We.a approved by Oomment 4 of above referenced 

IRS and ift 'herGby made a matter or record~ 

It-.m 52, Page l 

~~ooJ~ l st Lt,," Si ~al Corps 

Secretary~ ASATO 

I