:ZJ!S 

REF Ool°Y /Vol 

Sub3eata 

Coord!Datian ot Service smm Aot1'9it1s11~ 

1'01 Ch1et, Pl.au am Polia.f ftllh Aast. Tecbnimll. I>SnotAllL-, Dates Jl1JUL1952 

Division OffS.ce of R & D 

!BRt11 Chief', Of'tice ot Rese&?'Ctla Hr.E.,R.'Qlnglq,Jr/60256 

and Dav~. 

lo hr the purposes of this docnmmt~ the tams smm am COMm U9 

deftmd as follows• 

&.o smm1 Ir1telligence, derived f.rall 01id.se Listarlngn ar 

napeotrmn. sem'Chn, conceming the cha:r:aoter and 

geogmpb2cal or1dD ot !!ll electnmapetio :NAU,.. 

aticms that are intercepted du:r1ng aearehes ~ the 

en:tJ.re spactrm,, This US'¥ include coll.atGl'&l. ~ 

tel1igaDce d.C'ived .frGIL tbe amt.ext ot voice ar 

aarae s:l.O&Js dUl"irlg short ~ per:l.oda 'amt 

mt frm. catimoun manitori.Dg. 

'bo C<lm'lt JDtelligenoe de:Lwd :f.'z.Cl1l1 the oant.a:IR of oammmrLaaticn sip.la that are htercepted cm a ~ 

~c~basis,, 

2o The !nclosm'8 indicates the md.steDce of the fol.1oid.IBg si1ma:~g 

a. acm has sole cogn1.,.. of tbs smm (as w11 as caam:) 

activities peri'onaed bJ' ad tor the UuL 

b. ONlmd am a!rbmBe SIGml activities, me:ID:J7 above 30 BID 

vith anpbaaia • DOD-COmmlmicattcm s1f,mls, ue partamad 

11epaat8J1'p and vitb. little or • coardmation, 'tr E~ 

WB1"'fe.Te groapa of the 11 s.-.bmy, .laQ'" ml Air Farce 'l'here 

is m crtt1dal cOQ?'dinatim or ucba.Dge of SIGml dwived mtelligeme between these groups am the smm am CCKl1!r 

groups of a& end ~ Sarv.lce ~ Agoncf.es. 

e. Signals ba'ri.ng C8:&"ri9r frequsndea abcve 50 • usua.117 cmmot 

• haU'c1 bcQmd J;hw-of-sigh\ d1stanoe Dar' Ol1ts1da the direcUn 

tftlnaias:iaa Dia, hence the u:istance of :many importaut ..,... 

mam!catim c1rcu11ie and the ~ticm cf suitable CCJ.lml ~ 

cept eltes cm friand~ tel'flWl oamaot be discovmad emept 'bJ' 

airbonle or :nobils SIGDT teas. 

d smm equipmant, mider developlumt 1v' the 11 s. AztQ', lfa'IJ' am 

Jir Force, is J110t naces~ 811itable for ocmduat1Dg sxam 

m eonumnicatiav. tnea ot signals becaw ma3m- mphuis is pla~ cm. radar :ln~an b7 the spo:um"hg EleatrcDlc Warfare grai.1p8o 

eclassified and approved for release by 

SA on 03-27-2014 ursuantto E.O. 1352 

03 865 
• ;,.. e-'<~-- , ":p . '·\ """' 

·• ':. 

REF ID:A66934 

ftla 03-578 - Subjects Coordination ·of Service SIGm 

Act1Vitiese GC!l·D"T R>.l 

!01 Chief', Plans am PolJ.V J'RQh Asst~ T~cal Directm', Dataa 11 JU!l 1952 

D.f:ris!an Ottice ot R & D · · 

TBRV: Chief, Office of Baaeueh . . 

and Development. 

ea ~s of reoorded intercepted signal.a is pertOrme.d · :ladependentl1' e.ud vithaut otticial COOl'diDation and a;.. 

cbaDge of :recardillgs, 'b7' the u~s • .bil\r, lfaV.&Dd Air 

Farceo " 

· .Sci It is zreeomiianded that the aitmticm outlined above be presented to 

the Dizrecton of ~-of the ..Anv, la'Q', A1r Force, and CIA, with a 

view to accQDpl.1ah1ng the following: · · .. 

a. Provide ottic1al cba.nnels tor the rapid interchange ot 

taolmiaal mtcmnaticm cm the metbcda, te~ues, am 

eqmp!!!Em'b requil'ed for the eM.eiafG ~~ or smm 

·an !!l tJpe ot ·signal. · .· · . .. . .. ·. ·. . . . . . ·=-.·~--· .. :· , ...... 'PJ<O· ..... __ ............... : ... . 

be Prvdde em integrated opera.t10Wll program for aJ.1 SIGM 

aolivities 

loglc agencies 

vhereb;r.the. \d.11 be signal 

integrated 

mte~e 

:w:tth:' those 

~s 

of the 

ot'tha ~ 

Electrcnic Wari'are (coun.termeasures) ~., 

e~ P.rodde far· the oftic1al embaDge of ~ tnteia.. 

gance ~el'ived bJ' smm activitie&o 

a. Prtm.de tor the otticial aa:ahanga or 1.ntslligeme, can.. 

cem!IJg foreigra electnm:lc equipaent, ~vad frClll collAt.al 

. sources b.r all ra~lllgenoe Agano.ieso. : 

e. PJ.oordde official chMD8ls for the ,¢rchange of reccmU.Dgs of 

aigaal.s intercepted 'bJ' smm aatlvitie~o . . 

:-~".)' r;::-.. : I 111 ' . I L,