HF SPHERICAL/CIRCULAR ARRAY FACILITY NIKOLAYEV, USSR

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP78T05929A001700010001-1
• Release Decision: RIPPUB
• Original Classification: T
• Document Page Count: 5
• Document Creation Date: December 28, 2016
• Document Release Date: January 16, 2007
• Sequence Number: 1
• Publication Date: May 2, 1966
• Content Type: REPORT

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HF SPHERICAL/CIRCULAR ARRAY FACILITY
NIKOLAYEV, USSR
LARGE-SCALE PHOTOGRAPHY REVEALS EXPANSION
AND CONSTRUCTION. ADDITIONAL RHOMBIC AN-
TENNAS AND VERTICAL RADIATORS ARE NEWLY IDEN-
TIFIED.
THE SPHERICAL/CIRCULAR ARRAY IS A HIGH FRE-
QUENCY TRANSMITTING FACILITY. THE ONLY OTHER
FACILITY OF NEARLY IDENTICAL SIZE AND CONFIGURA-
TION HAS BEEN OBSERVED NEAR TALDOM. A SMALLER
VERSION HAS BEEN OBSERVED AT RUSTAVI AND PODOLSK.
These notes have been prepared for briefing purposes only and should not be used for detailed analytical work. Their use
should be restricted to the particular briefing board(s) they were prepared for and must be considered valid only for the re-
porting period as indicated by the date of issue. For information concerning these notes contact Chief Collateral Support
Division, NPIC.
TOP SECRETI
Approved For Release 2007/01/16 :CIA-RDP78T05929A29AU 000"
 Approved For Release 2007/01/16 : CIA-RDP78T05929
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Attachment t 25X
2 May 19
8. DIMENSIONS: 13 TOWER ARRAY: 600 FT HIGH
FI101D FEED TOWERS: 475 FT HIGH
FEED: 75 FT LONG
9 TOWER ARRAY: 330 FT HIGH
MOVABLE FEED TOWER: 250 FT HIGH
FEED: 80 FT LONG
9. MISSION READOUT: THE PREVIOUSLY REPORTED 13 AND 9 GUYED-TOWER
ARRAYS ARE 600 AND 330 FT HIGH RESPECTIVELY.
THE 9 TOWER ARRAY HAS ONE MOVABLE FEED TOWER MOUNTED ON TWO TRACKS.
A THIRD TRACK IS NOW OBSERVED TO THE REAR AND APPEARS TO HAVE AN ELEC-
TRONIC COUPLING FUNCTION. THE 9 TOWER ARRAY IS FED BY AT LEAST TWO
TRANSMISSION LINES WHICH RUN FROM ONE OF THE LARGE TRANSMITTING BUILDINGS
TO A PROBABLE TUNING BUILDING, AND THEN CONTINUE TO THE FEED TOWER. THE
FEED TOWER IS APPROXIMATELY 250 FT HIGH WITH A HORIZONTAL BOOM-TYPE FEED
APPROXIMATELY 80 FT LONG.
These notes have been prepared for briefing purposes only and should not be used for detailed analytical work. Their use
should be restricted to the particular briefing board(s) they were prepared for and must be considered valid only for the re-
porting period as indicated by the date of issue. For information concerning these notes contact Chief, Collateral Support
Division, NPIC.
TOP SECRET
Approved For Release 2007101/16: CIA-RDP78T05929A
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THE 13 TOWER ARRAY IS FED BY AT LEAST THREE TRANSMISSION LINES
FROM ITS TRANSMITTING BUILDING TO A PROBABLE TUNING BUILDING. FROM
THIS BUILDING, THE ANTENNA IS FED BY AT LEAST FOUR TRANSMISSION LINES
TO THE FEED TOWERS (TWO FIXED TOWERS EACH 475 FT HIGH). THE FEED TOWERS
EACH HAVE A HORIZONTAL BOOM-LIKE FEED APPROXIMATELY 75 FT IN LENGTH.
APPROXIMATELY 6 NEW RHOMBIC ANTENNAS HAVE BEEN CONSTRUCTED IN THE
EXPANDED HF COMMUNICATIONS AREA, WHICH IS NOW FENCE-SECURED WITH THE
ORIGINAL FACILITY.
TWO NEWLY IDENTIFIED VERTICAL RADIATORS, 400 FT AND 650 FT HIGH,
ARE LOCATED IN THE SOUTHERN PORTION OF THE ORIGINAL FACILITY. APPROX-
IMATELY 4,000 FT FROM THE SOUTHERN CORNER OF THE ORIGINAL FACILITIES,
AN UNIDENTIFIED AREA IS OBSERVED CONTAINING 9 SMALL ADJOINING EXCAVA-
TIONS WHICH ARE CONNECTED BY CABLE SCARS TO ONE OF THE TRANSMITTING AREAS.
These notes have been prepared for briefing purposes only and should not be used for detailed analytical work. Their use
should be restricted to the particular briefing board(s) they were prepared for and must be considered valid only for the re-
porting period as indicated by the date of issue. For information concerning these notes contact Chief, Collateral Support
Division, NPIC.
TOP SECRETI
Approved For Release 2 007101 /1 6 : CIA-RDP78TO5929 001700010001-1
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NIKOLAYEV, USSR
46-49N 32-12E
CONTROL :.
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