FOLLOW UP ON (SANITIZED) 5552

• Document Type: CREST
• Collection: NGA Records (Formerly NIMA)
• Document Number (FOIA) /ESDN (CREST): CIA-RDP78B05700A000400110001-5
• Release Decision: RIPPUB
• Original Classification: T
• Document Page Count: 2
• Document Creation Date: December 28, 2016
• Document Release Date: September 12, 2007
• Sequence Number: 1
• Publication Date: August 30, 1962
• Content Type: CABLE

Approved For Release 2007/09/12 : CIA-RDP78B05700A000400110001-5
Out 6, Z2
T 0 P S E C R E T
5824
25X1
~25X1
1. FOLLOW-UP ON 5552 C Cr: C3 /)
2. ERRORS IN BINARY CLOCK SYSTEM 9041 DISCOVERED WHILE CORRELATING
FRAMING CAMERA TO MAIN CAMERA SYSTEM BY TIME, ALL OF 9041 HAS
BEEN CHECKED, BOTH FWD AND AFT. HAVE ALSO CHECKED BACK THROUGH
9038, FWD AND AFT. THE PROBLEM INVOLVES COMPLETE SINGLE LIGHT
3. SPECIFIC EXAMPLES FOLLOW:
A. 9041 FOWARD CAMERA:
FAILURE AND WEAK LIGHTS.
N
c
(1) LIGHT 15 FAILED TO OPERATE AFTER FRAME ONE, PAS 9
ONE. THIS PRODUCED SYSTEMATIC ERROR IN FINAL READINGS OF 16.384C)
SECONDS IN APPROX. ONE-HALF OF ALL THE FRAMES IN THE MISSION.
(2) LIGHT 23 FAILED TO OPERATE DURING THE MISSION,
REPRESENTING AN ERROR OF 4194.304 SECONDS THAT WOULD BE INTRODUCED
WHEN THE CLOCK REACHED THAT TIME WHERE THIS AREA OF THE READ HEAD
SHOULD HAVE LIT UP BUT DID NOT.
(3) LIGHT 19 FAILED AFTER FRAME ONE OF PASS 50.
(4) WHEN LIGHT ONE WAS SUPPOSED TO BE OFF IT DID NOT
COMPLETELY BLACK OUT. LIGHT CONTINUED SHOWING BRIGHT IN ABOUT
1/4 THE CIRCLE WHILE THE REMAINING 3/4 CIRCLE WAS BLACK. WHEN
IT CAME ON IT WAS LOUD AND CLEAR.
(5) LIGHT 19 WAS OVER-ALL GRAY IN TONE WHEN LIGHT WAS
OFF, CLEAR WHEN ON.
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Approved For Release 2007/09/12: CIA-RDP78B05700A000400110001-5
 Approved For Release 2007/09/12 : CIA-RDP78BO570OA000400110001-5
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(6) LIGHT 17 WAS OVER-ALL GRAY IN TONE WHEN IT WAS ON,
BLACK WHEN OFF.
(7) ITEMS (4), (5), (6) ABOVE CAUSED PROBLEMS FOR BOTH
MECHANICAL READER AND HUMAN READER.
B. 9041 AFT CAMERA, NO LIGHT FAILURES. THIS COMPLETES THE
INFORMATION ON 9041.
C. MISSION 9038: WE HAVE ALSO DONE A DETAILED INVESTIGATION
WITH RESULTS AS FOLLOWS:
(1) 9038 FWD CAMERA, LIGHT 4 FAILED THROUGHOUT THE
MISSION. LIGHTS 8 AND 11 DID NOT OPERATE SATISFACTORILY DURING
THE MISSION. PERIODICALLY THEY REGISTERED AS AN OVER-ALL GRAY TONE
WHEN THEY SHOULD HAVE BEEN OFF.
(2) 9038 AFT CAMERA, NO LIGHT FAILURES.
(3) DURING MISSION 9038 THERE WAS A PECULIAR CLOCK
REACTION. THE CLOCK MAINTAINED REGULAR PROGRESSION UNTIL THE END
OF PASS D-7. THEN AT THE START OF 1k
A
PASS 8, BINARY TIME SHOWED A
CLOCK REGRESSION, REPEAT REGRESSION, OF 135,351 SECONDS, BUT FROM
THIS POINT TO THE END OF THE MISSION THE CLOCK PROGRESSION WAS
REGULAR AND CHECKED AGAINST EPHEMERAL TIME. WE ARE AT A LOSS TO
ACCOUNT FOR THIS 135,351 SECONDS CLOCK REGRESSION.
T 0 P S E C R E T
CFN: 5824 -X 5552 9041 9041 FWD AFT 9038 FWD AFT 9041 15
16.384 SECONDS 23 4194.304 SECONDS DID NOT 19 50 NOT COMPLETELY M
1/4 3/4 19 17 (4) (5) (6) 9041 9041 9038 9038 4 8 11 NOT OPERATL
F-i
9038 9038 D-7 8 REGRESSION REPEAT REGRESSION 135,351 135,351
Approved For Release 2007/09/12 : CIA-RDP78BO570OA000400110001-5