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CaIlfAVFORGER .31-TS-51
21 August 1951
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Russian Ua
Radio Traffic:
Main Intercept station
Neusiedel am See Re81onal'Interceptstation Pillau
Poli.h la
Radio Traffic I
Regional Intercept Station Pillau " /I" "S1Iinemuende Italian Na
Radio Traffic:
Main Intercept Station "South" Langenargen .'
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" (9): OccasionalJ..y the Navy'. radiotr~tic of Holland (Wilhelmshaven) and Denmark (Kiel) was monitored to .get some insi!ht~However, the assi~nt of tasks was flexible and there was dupllcati0ll on .important intercept. (D-Dienst) ~asks. For instance, the .' Regional Ilajor Intercept station Swinemuende also monitored certain French short waTe bands. with one "Bereich" (t . ) • It was strange that although Germany had geographically ap- ." proached British Navy. radio traffic "in the Mediterranean by establishing the )(ain Int.rce~. ·Sta~ion ~South", the hoped for results in the "tactical" radio traffic of the Malta'and ~.. ' Gibraltar· forces were not achieved.. This expl.ains the fact that in general this )lain Inter cePt. Station haA. no task•.vis-a-vie Great Britain. NaturalJ..y. the Dormal asdgnment of· ;:.~.;' tall1c8 1fas ·complete1.7 .altered during' the period. when the Tat-ioul. navies carried out·~ '.: . -.D:oeuversor'·large scale axercises. It was then that the Main Intercept station Barlin •. ~.':o· ~BlI?ed spe.cia! orders.' . .. . .. '.-, t. .-;-
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(10) No~, no monitoring task. were aJ.lot,ted to naval units anoat~ Ho_.,.r,~ . " . oIhiPS. going· on.long .orui ses at 8ea ",ers exceptions. Th-.rreceiwd special monitoring \ ' . \ ~-:l"' ..,or4e as. for inatance"tO monitor .radio: traffic of the u.S. or the' Japanese Navy,' and .:.. '~ ;'., .';. allO Great ·Britain and France. Monitoring otthe latter occasionall1' resulted· in very '. ':It (.g~d:.~pp1emCltat~~1l .of '~~e ~aultll acquired by the hom. Itation~, whereaa mo~tor.i:og of .:!. ~~i> ;. .. ·.U.S. Na'V)" traffic; 'which'l'I'as madet~ward:t~e md ot the oruises, seldom render~~ more than ~ .". ".~ "a: .up'rtic1aline1ght~·'~Re'Yert;heless thb wal good enough to form the baai. for anintor-~':"~ (~!• . .' . : .. mat.t.on pamphlet' antitled::"llad1oCommunication and Traffio ot tho U.S." ("Funkwesen ,U.S.A.") ."i'.. .' .: ;~..' .~<.' 1: '.....:;~: //.;-:. \. ; . ... -t: ': (11):; Tho .n'UJDber,.· ot· radiomeslages monitored dally or monthly- .by the individual .. ':; ." ,\'.;~~".>'~.!~ept; ·stations depended. on ·thur~.ta8k., and the amount of traffic. carried over tb~ ':i:'~ ::~f..' .o;-;<,wav:e lengthbe1ng guarded,'.:wh1chquitenaturall,y, ~as lubject to. great Vll.r;1at1on•. :A.,~ ';'., ~~_/.:':1'.->i(::\~~p1e .ret~~~c~ i . made; tot~~}lain Intercept'station USouth" with ·three·"Ber~~che,!l.. :l" ;{/".-:, ;.\ (t!,~:,~~oh, .one Ital1an) J,~ch".during the yeare 1929 to 1932; monitored on a.n ave~age . : ::-:"':: .:.... 1fork d~.~ut'lOO ~ignal.,:t~t'i8, 2,500 a month. With the axpandDD and buildup:ot t~.: '~'.". . '. : monitoring net, the d~iJ,y ,ayerage' of th~ incoming IDeseage. in Berlin increased to about ,:' ~
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