REF ID:A39757 

:,. 

.. ---~ 

.. • • . 1. %n a ~rn' ..... a k9'fhoanl ~ a set. o~ ollar80ter .i...u, 

• Ml: of a1gallng dwio•J ._.. e.prie1ng a aet of . .untt.uU.oa eamaut.at.ora 

i11;...p wtii.Cla. operatln ~rt.aal. ~eet!ou 'bftW-. ta. character el•mt• 

a& th• elgallDg ~ U.. ~~U•triact.1 a H\ ot d1apl.aa..nt m•ba.U. 

••!Ued 111.t.h the Mt. at •m·Ut11U.on ~ra 1111d e.rranpd w ett.n 

....,_.r <ihplaccmb et tM .-.U\at.1• omiaat.a\orat mc:l wa 1..1'\1!4-.11d1.ns a 

-" of oonral carrma\M.ore •l.tftr1aally a.V.Wns the dlspla•••• ••.laniw. 

Z.. In a •rrP'ograph, a keyMiard eomprieing a•• ot •llilra.nw .i .. taJ 

a Ht ot aignaling d"1oes1 ..... tor NtablisbiJsg operaUn .i..trlttial c-.. 

...tiom M\wan the n9J>•tln .,_l"'&O\er e1-u l!Ull1 th• ov-.1....;J.OliJln1 

dpal.1ng dedeee, aau --- lalluding a .. ot d.ou'bl. ... ring-cont.act., anpla.rly 

dS.plae•~ aomnu.ta-UN through which the o•aectiona NL•• the cbuuter 

el....ta ud t.he •1gallnc dwte. aN eet.ahliabed.1 a aet of tJlep:iao.n.at 

... bani._ -oeia.W wit.h the set of ccmmta\or• an4 a:rnnged t.o effen 

angular d.i•plac..-e et \he eoamtakret aad M90cla\ecl d9"1'lna or llUcb 

4t!taracter and ao arranged as to oa11H the eleririoal ~u coaevned in 

ettect.ing th.e e~Jidcr au\lftitut.icm t.o s-a throap 'Ula eOll!lmtat•n aJ.nc 

a path wh"ieb 1nclti4 .. tu oootact• belon.giag \• one et Use tw rhtgtt or \he 

dou..i.,.~ct .-\at.orw, 'tlbi.le the ei.trical •rrmt• c~eci in 

"'4toll1Bg the a»plar cllaplae--'8 of t.lle c-..it.a.tors ,.... through the 

•~ktrara aloq a pa'\b. wbiah includea tba cDlitac\• Ml•c1n& i.o the cr\ber 

or \he two rinp of eoat.aet• ot \!M doubl&-rt.ng-contaot eOlmlta,on. 

3. In a orJPtogn.pb, a kerbevd ooaprl.111• a eM ot etaa.raoter elermmU 

1n operat1Ye el .. trical eODaMt.lon Yi\h a Ml of aigna.ling ,..._, .... tor 

88'f.a'bU.Atng and wryiag tbe eonneeil~ ..,.._ t- -~er elm 1 te and 

.• 

the tdpeltng dniceet ae.id means craaprie1ft& a .... ·ot· --~· 

aaplarl.J' 41-plu•ble oamnalon t.~ -.s• , .. ~ • Lhans .. •. . .. 

. . 

••or ilapl.ee~.~~~~~-~~" wt.U ••.-err:, . ut-~ ·• . · . . . . . ... .· . -~ 

arrmged w .-trel. \U ••l&r diaplac9Denb of th• o. tat._..1 -.I a-...1.at.ed 

dnic• of auch ...,._'-' ud 11• arraa;ed n.s to caus& t'be contact.• of the comaatatwe to ~Min u •~• in ~ d.._reutt.s concerned alt--.1iel1 ' . 

J,,,_.._~r .· . ~1·:l. ~t;·· -l·-

proved for Release by NSA 011 09-30-2013 

13526 

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purs~..&.n.t to E;_..O:' : .• . · .. •• 1 ... .&i~ .... ".:C:JR:il.l. ...... -- ~·~ •• 
. '. 

... 

REF ID:A39757 

-- -

• •• .· , . 

la •••Hu.t.lon ud oa .. 1. 

4. Ja a Ol"J"J'*OI ....... & firot .... •f .-nt.a,111'9 fOr performinl Ol'fp& .... pb:f.o 

eot.tS..Uon tuaiit.s.. _. a MOODd ·- of w\.WN tw ~rtorm11'1 ••rel\· 

.._,, ... 

S. In a 1rntogr&Jlb, a ftm •9' •l e.-Utor1 for perterm1ag tl"1P\O• 

paphlc ault9tUdloa fllaetlo• and a HOoU •ti& of to 1 '•tore tor pei'f•ltld.111 

eeatrel tuMtloa•, alJ. .-taton bellle iatrrotaang•b1e. 

•• I• a ·erntognpb, • ft.rs\ •-' or c-tat.ore tor perl'ormbrl Ol"Jp\ ... 

,n.phie n'ba\itut.ioa tu.Uom aad a aeoond. •et ot .. o-t.a\ore tor perfond.ag 

oontrol t.a'Dftio•, hamolopua oacmatat.ora Niq ilnef'lhulea.ltle, 

f. In • •rrploaraph, • flmt •d ot omnut&ton ror pertcmatas el')'P\ograplilio nbft1tutlon and a •••ai •-' of oommata\ore toro oontrolltac tll• 

llrat. •-'• 

a. Ia a eryptograph, th4t -- and the •eoolated eaotrioal •iro111b 

fer •..Cl.II• tire\ •t ot • .......,on '• be ooatrolled e1"trioally '1 a 

... oad"' of ecimut&,otlh 

t. ln a ar7pt81raflb1 tlit MaDa and the .. 1oo:l&ted •l•triaal aireui\1 

r.r cau.Sag a tirat 1et of o-.tatorw to perform or7ptographio eulNtt.1-utlon 

tun.\lon•• and a 11 .. oad •et of ....-b'4tr9 'o perform ooatrol tundione. 

10. In a •~ograph• Uw meana and ,,.. uaoaidtd el•trioal drt1&1t.• 

tor oaual.ng a tiret •d of o-'ater1 to be eontroU.9d •1•ot.rieally by a 

•eoond •et ot eet111UH\Ol'8, all OOllaataton Nlna 111\erehanaeabl•· 

11. In a aryptograph• the 11-• aad. ib.• ••oo1de4 eJ.Mtri•l •ircui•• 

tor ... 1aa a tirn ,an et o...-tatere '' be oontrollecl eltotrita.lly bJ a 

•llfOat ..a ot comaut&tor111 htaolopu• oomatator11 beiq iattrtbaftC .. bl•• 

ll. h a ern&ograpa, the ••• and the uaoo.t.ated •l•trieal elreu1u 

tor ••trolH.a1 the uplar lllapla .. eat1 of the 1ncU.Yl4al .o-tatol'8 ot a 

•et ot el&>Mria1 o-.taw,..; lalci meu1 and oirftl\1 1-lwUac a •et · ot 

eoat.rel •--tat•"• 

u. In a arn>'opsil, the .... aad th• &Hffl&t• eleetr1.eal ef.rcnalb 

tw oomrolUag \htt ._..,.,. '11'p1u--t1 of the lndiYi4al .-aWor9 or a 

Ht ot eipherlag otmmtat_on, MM~ ud olreu.ita 1noludiq • ffl et 

... ~ t-'a'Mrl tbrougll ftlcb an el.-trlt aarnat l• paeaed •• eontrol . . 

.. p 

''I..' . 

- .a -
REF ID:A39757 

U. la a crn'•gra.~ • 1 the.••• and t• ..... Y\ld 9111tr1oal •S.rdl\1 

tor .... lw& t.he ..... an or ~aU:r• to pertora "9th cryp\oal"&PhU· 1tlb-

.-1\11tS.on llll4 ·oon\l'tl taet1"•· 

11. In a orypt.ograpb• th• sea• and \!Mt .... w.a e>.eotrM&l ~-\ta 

ter .-tnc th• • ..._ •-' ot e..natora to pWtoN ~ e_.,,.oarapbto •* 

.Ut.U.on aod oon•tol fwUou, all • r ktere -s.aa tateN)&Ugflaltt.h 

14. Ia a •l'Jl'toSNJlltt 'be .. u and the -•iaht elM\rital. elrfti\I . . . . · 

tor ••1ng the ... fft of owtatortt \o pertona Mt1I •rJPt.....,..lc ev~ 

etltut'*' u4 tontftl tunftlou, hcmolopua 001Dak~onJ beiq tateraaag41blM.t• . . 

11. la a 1t1P'•1raph, \he ...... aad ,. •to11ded eleotr:t.eal. tireu1..l• 

tor tM•iq t!M .... U4 :ot 1oamaut.wra \o ,...r~ '°"' o~oeraP.t.e _.,. . 

f\l\ulien alld eootrol tunioa,. M14 ..... 1•1.0iac, ••p&ra\t •1'11-ls t• . . 

the pUt&p -ot eltc\rloal •arrtnU e-.erft.4 with ti..r •~cttYe nmettom, 

tt••• .._.le beiag eona,1t11"'1 •t aepa.rat• rS..nc• ot .-.•..t• on th• oa.u. 

tatore. 

J.8.. ln_a •l'J'ri'OIJIAl'bt ta. .... an<l the usocS&\tlel -1.ectrin,.l ot.HulU 

tor ••inc \he ... a.t •f o--.\ors \0 P8'fOl'll lM4\\ e17P"op-aph1tt.,.. 

atl•ut1oa au eo.ntrol ,_.1-, .S.d ...-.. 1-l'llding ...-rate obanaela tv. 

tht paaeap of •1-'rs.l ......... eoneeraec:t wi•h the napeotift tunctt.one1 

th••• ehannela lle1-I eonaUt'd.S of ••"''• rJ.na• ot teratuu on th• •Gl?lfll• 

tatora, all oOllBltator• Mlag s..t.-.hanat'-\1•• 

lt. In a •'1P'oeral'bt the .... and * ... oola.t.S elettr1•al oi11JU1'• 

tor ••lee tb• ... an of .-.. .... 1"9 to .... tena both ornUanphta auladS.. 

tuU.• -4 eutret twttou,. ...U a.-. i..iadtag MPlr&t• tllsanel• rer ihe 

_.._ of eldtrieal •rr.U-..... ~ .Uh ._ rMpefAl'te ,_.1-a, 'liN• 

•••el• Mine eonetJ:tttW ot •9P&"lt• rlnce ot oo~• on ~ ~ts.ton, 

~logo\19 ocmautat.tn belll lnt.-.h1n11•~ .. 

20.· In a Gt"Jl*.,....Pt, llte .... ead ti.. ........... el.e\rieal •irhitater· oaulna a .. , of •i•l .. .,....-eonkn ..S.'te'llbg oo-.tater1 te pe.rona 

cl..U. t.r al\er9&$1• tW ol'Jp\ograpbu .....ut.U."9 ,._.. nth ~- C.vol - . - . ' . ' 

v' 

\ 
REF ID:A39757 

.-"'; ....... - ~"· ·: .... -~·.1~·. -11:..~.....-

• 

u. Ill• •J7pl"l1'J*t • pl•raU•:r •f .U,......rell41d ' dpb9rtaa e-~ 

~d•ra •rNJll• iD ........ , •• aapl&r cU.111.anMD'9 at alok ar. •omrolled 

~1 the •~t&\•n \h4UeltM• 

23t Ill a •rn'~"• a pluralilr of .. 11..-.t.l"Olled oipMlial • ...._ 

tatore arranpd in ••fttl.•• tllli ·uplar 41•plliu•Dt• ot ~1.oh are ... v.ue11 

1>1 an elMtrleal ftl'"l"tlld ))&M-4 -~ tM eomutaton i-..1.,.. 

Ha Ja a •'7fl.,..Jlht • plunalUr et •clt..-.,.11.ecl o1phar1ag •aa.ata\on 

• ..,....._. la .... _.., t.lae e-ta'\o" Ml• ·t.terftanpa'4 .. 

n .. Ia• ern&esnJlh. a plurali\y ot ..u ... eatrolled tlpherlq o-.,. 

tatoN arrupd ln euee4e1 boaol-eouti .-\at•re being 1nterch&np&lal•• 

•• In a •rr"ogpapta, •ta• oonl•tloa ot a 19' ot 1elt-eontroll9Clt e1ngl._ 

rnc--ntact lotmGta\01'8, with a goq •ltota end UIOl"l&\N appara.\u• peraU.U.ac 

ttW-. ---.taton to t\imUan alternately u •lphering 90mlNtal•n1 •114 u 

eonlftl •~tor•• 

rr. Ia a •rrP'•ralftt \be .... ud the e1Mt1'1o&1 d.-.ulw wbe....., •ho 

tiaplae ... h ot the i~rid-1 or .nat .... ot a ee\ ot o~at.Ol"ll in oa.ca4• 

Mn be eolJ\relltd 'by •ltietrieal eurrm• J.l&M.S threup \u eoamatatora tb-. 

• .i ..... 

21. Xn •• ..,,..SJ'pb., , ........ ud u-. -1•\riaal •irwit• tor .. 1,. 

toat.NlU.111 a ae\ of o-.taton. 

at. Ja a .,.,,..,..:~. tlM •an.a ud \he 91~..Ual ein"U•: ...,.,....,. th• 

4S.•pla11•..t• •t t.M s..u.......i o...._.or• of a •-' •I ~ ... la ....... 

Mn lNt aon•nli.t by .,,_,...s.al eurr•t• J"M84Cl throvch the csommutatot's th-. 

Mlne in •Mtld. .. 

ao.. A. Wlte1d1>a a-'der '-rlng two or more n••trS.a 1"1np ot croak•• en the o1"erle: .,... llllCI a ••rr•J1184Saa at111mza ot , ... ,n. rtag1 or 

' 

, .. _.. on ~ ~· "'"• •h• e•nta1"9 et. \lie rinp • the •1ntr'ff la" 

NlDI enaaett.M, ... b, ...... et S...UJ&t.t a.oedlloWr1 IUIS. ~ •u ow-

/; . 

.... r, ... , ....... ,. •t th• bemolepu rl ... - \he r....,... ru .. I 

11. A NMl'91'c .-ta\or lJeariag , .. or •re .. ._trio rtuce ot .,,. · . 

maaMl"s ot • .....,. oa tM of f.\I ,.. .... ihe IMt..S..-1 •"*-'• ~a..r--: \e - . . 

-... 

I 

ii 
I 

REF ID:A39757 

···.···.··-··--·r 

r • 

II• Ill a 1r71'....,tl, •••tor '9•\apMecl 1 4...ie..rlq..an\aot nl\oh1q 

•-ta\.,.., OM or \he tw :riap of • ...,.,. 'Nini eoatu\e fer ll"J'p\01raphle 

•"biltitll'Cion ,_.U,o•, the Miler rhC ot ••'uu ....... eonket• tor elll\r•l 

t.•·Uou. 

93. Ia a •~• llJll• artor.tb& a pl.urallt1 of dpher alphallele 

for ••t1'Yllont .... for •leftl'l-11J ••leo•S..C eipber alphallilt• aad 

apert .. laU, •oairolltac 'tll• ...... , , .tn wbleb the elpller alpbaW• .... 

... leot.-4, ..W .... ia•lu41q 4wla• tfR J*8•1Da an .i..t\rlM.l •m"l'eDt 'broulb 

.a •rl• et jllat.apo1ed, retuattl• nitehiq e...nator9 &:rl'Mlecl inc -arJ•t 

•• '\hat ''- alptta.,_ Ml.oMd. in a.,. .,..1n.1 M•• i• din...s.ud 'by the pel" .. . . 

mutaUw Ud 1Mtr11ontal allp..t or th• entire •.t ot conmu•a•or•t ... aeau 

tor' oflllt:l•~7• aplarl7 •upheiaa ~ lndl•:Wal •t ,., .... 

It. .le a erJPUln.pld• •Jll\• atfonllag a pluralttr of oipll•r alptiMn• 

tor ... ut.utiOD, ..... tor •lerirltally ••leeU• olpber alpheN&• aal 

aperloelleally ••troll;lng th• hql&mo• in whio .. tM d.pher alphabet• •~ 

••lHtlll, .U ..... 1no1udl .. ""1•• tor PIB•illl an •lM\riffl eur!WI\ tAr9•11b 

• .. rte• ot ~,.. .. , roatabl• fti.$ehin.g eOlml\ttatere arrazwed in ..... , 

•o tn• the alpbab8' •eleotecl in 07 •pMitlo caN le dneras.4 lty the permt.a\i•• •IMI h0f'i1oatal allif 18' ot the ..tlr• aet ot ...... ut•r•1 and ••• 

for tMl•tuly, aJW11larl1 di•plaoing the 1nd1dd'*1 oomm\a\on •P"rlodl•llJ• 

35. la a eryP'•gnapll, • keyboard eapri•ing •haraetw el .. at.• tn opera-

\l.ye .i ..... leal o9Dneetion wi\b eer,..poading •1..-llng d•Yl .. , MUa for 

ftl'P• t>l• ei.Jmfftt.n. ....,._the aharUter •l-'• and iu elpali• dnioe•, 

said •-• 1neluctiag a -' •I Ju\ap•ed• rota\alalee •1q1e-rlag-oo$f\ •1'\eh1n& eWliat.on ••\ed u.pn a own shaft, the oa 1 da\On 'N~ :l.llCl1w14•11r 

an&ularl1 41-plao.i llj re1peetln, 1Ddl'f14uall7 o•trollld et.eppiag ... twd ... 

tb9 nepp1a1 ... bUi•• being elMtrUally eontnllm 'bf ehltrioal eurrmta 

pa11ed t.hroqh \M •-\aterw, t:tM -. oamu\at•re N1Jac alt•tnat•lJ •ployed 

in etteotiq th• •lM•it..Uora Ud the cQ1'1tro1 tunot.s. ... .INWiaat1allJ Md._ 

11M.Nd1 

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