PRODUCTION OF ELECTRO-ACOUSTICAL AND TELEPHONE APPARATUS

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80T00246A054500360001-7
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 3
• Document Creation Date: December 22, 2016
• Document Release Date: September 16, 2010
• Sequence Number: 1
• Publication Date: June 14, 1960
• Content Type: REPORT

Sanitized Copy Approved for Release 2010/09/16 :CIA-RDP80T00246A054500360001-7
CENTRAL INTELLIGENCE AGENCY
This matsrW ooatatas 1Rt~a4Mtioa~~ ~owah tJi?.'lhtiomat Detsose of the United Bates within the meaainh of the ispionase Laws, Title
1!, U.d.O..0~os. 7Yi 1-md 7i1, the ti:a~gpa os, tenlatioa. of which !a say Donner to sa uasuthorbxd person 1s prohibited by law.
8.~"'~i~"$~.'
COUNTRY Czechoalo~atia~East Germany J
sue~ECT ~ `-
'~eg8~flb~~ '~rsenw
DATE OF
INFO.
PLACE d~
2. Testa Yslas ke Mezirici Sesearch Center Pr a his
eat se a a ame~~~devaL~institute belonging to the Testa Plant.
It is ]ACat~!! in Preigue~l'eaera7.ka, 14ebusice post office address, and is situated
in rather c~t~wded quarters on s former estate. The director of this institute
is Dr. Ing. lEerhau~. Ia accordance with manufacturing at the main plant, ;the
institute ~nor~s primat~ily in the Field of electrical acoustics. For example,
basic ~rork is dome on the qualitative improvement of speaker cones and on the
principles for e~tructiag stereo,-phonographic pickups with good. frequency .
response ahd, at:.~+~Ue same time, very great, sear-end cross talk attenuation.
In additicnt~ hcn.~elr, Dr. l~erhaut has for many years worked on improving
treinsaitters snd..,receivers in telephone technology,~as well as problems
ce~e~ed with Measuring their properties. This work lea to the publication
of ea e~t'ticle, "Few alectric-Acoustical Transformers for Teleco?omaunications",
which sppeared is the Czech technical periodical "Slabo Obzo K of e
1 1 ~ Ro. 6 s 2~+2-2 In this title 50X1-HUM
every new transmitter and receiver' eveloped in_the institute
scr
DATE DISTR. ~~ ~~
50X1-HUM
aTAT~ ~ ARMY ..NAVY
X NsA
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Tula Li ~ k~k~,,~~ $r.. Rlaat The Tesla t located
s is a rection of ea
engiricer, Prokscha (fry).
.
This. eaterpr~e chiefly aiaautactures desk telephone sets and smaller
extemsioa iASta~,lstioo~el; subscriber telephones and dials are manufactured
on sa alpsaNthly~liae basis. The plant has a large department for manufacturing
t?o]s, Which eaglo~rs ninety persons, as well a~ a s~e].l-equipped, laboratory
received by -'the p].ae(at, ~ti.thou
trade aoACa~ra, bcnr+?. Ia , s~idition to the forei tel ones
ses~p7ss o!~' r~riet insex't
newer
also $em. coaorpletely nex pleat is being built in 50X1-HUM
eastes~a '.Lorra~da t~i.o2i is expected to take over the... Drell-operating p2~oauction
at the. Teals iriptavsky Hredok plant .
Tesla 0 s,~e ~esi~riai .Pleat. This main plant primarily manufactures
cor~s~'a _ perms ~ equtipment for electrical acoustics, particularly
lou~apfe=s is very large quantities, but also dynamic microphones, magnetic
micropttaa~es, sad aetic miniature earphones for transistor hearing aids,
as mell. ss the dewi.ces thesaeeldes . Microphones and earphones were formerly
imported,tr~t BastK.f#er~,y:. The director of the pleat is named Merhaut but
he i? not re]rated to the argineer, Dr. Merhaut, the head of the institute
in Pragae.
_ 8 B~~ S-~
,~ 50X1-HUM
t~
Such samples are constantly
any special effort, through the Czech foreign
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