TECHNICAL DESCRIPTION AND INSTRUCTIONS FOR SOVIET NERPA LOUDSPEAKER SYSTEM

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP80T00246A072300050001-3
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 82
• Document Creation Date: December 27, 2016
• Document Release Date: November 13, 2013
• Sequence Number: 1
• Publication Date: March 17, 1964
• Content Type: REPORT

Declassified in Part - Sanitized Copy Approved for Release 2013/11/13: CIA-RDP80T00246A072300050001-3
INFORA,X4TION ''PORT. INFORMATION R-EPOO.,
CENTRAL INTELLIGENCE AGENCY
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This material contains information affectin^ the National Defense of the United States within the meaning of the Espionage Laws, Title
18, U.S.C. Secs. 793 and 794, the tmnsmiss: i or revelation of which In any manner to an unauthorized person is prohibited by law.
1 S-E-C-R-E-T
' NO FOREIGN DISSEM'
COUNTRY USSR
SUBJECT Technical DescriptiOn and
Instructions for Soviet NERPA
Loudspeaker System
DATE OF
INFO.
PLACE &
DATE ACQ.
REPORT
DATE DISTR.
NO. PAGES 1
REFERENCES
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/7 March 1964
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THIS IS UNEVALUATED INFORMATION. SOURCE GRADINGS ARE DEFINITIVE. APPRAISAL OF CONTENT IS TENTATIVE
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Russian-language manual entitled Sistema "NERPA",
:tekhnicheskoye opisaniye i instruktsii ("NERPA" System,
Technical Description and Instructions)
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2. The "NERPA" is a loudspeaker system for use between a command
post and various outposts. The system Operates from 50 cycle,
127-or 220-volt current, and is designed for prolonged opera-
tion at a temperature range of -50 to 4- 500 and at a relative
humidity of 95% 4: 3%. The range of response is from 500 to
3000 cycles.
3. The MK-602 receiver, Which works into the system, has two
frequency ranges:
medium wave -- 520 to 1500 kiloCycles
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long wave -- 150 to 415 kilocycles
S-E-C-R-ErT
NO FOREIGN D1SSEM
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STATE I DIA I ARMY I NAVY I AIR I NSA
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(Note: Field distribution indicated by "#".)
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N'IFORMATIO.N REPORT INFORMATION REPORT
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Declassified in Part - Sanitized Copy Approved for Release 2013/11/13: CIA-RDP80T00246A072300050001-3
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