MISCELLANOUS INFORMATION AND ANSWERS TO PREVIOUS QUESTIONS

• Document Type: CREST
• Collection: General CIA Records
• Document Number (FOIA) /ESDN (CREST): CIA-RDP81B00878R000200050027-1
• Release Decision: RIPPUB
• Original Classification: S
• Document Page Count: 2
• Document Creation Date: December 9, 2016
• Document Release Date: February 16, 2000
• Sequence Number: 27
• Publication Date: August 22, 1958
• Content Type: MEMO

 Approved For Release 2000SECRE DP81 B00878R00020005
C CC 274X5.30
copy - o14
August 1958
4.
S. Item of same report: U's all right to leave the relay-common
sductors connected to a-C neutral. But be sure not to leave any transpo
sition U any other transport is in the "auto" position. If
srience undesirable interaction among the transport-
Mks and the B books.
Aboo)
e o this sort of thing, assures us that a forthcomin m i ication
actory modification that Detachment C's hadn't. , who
t C's doesn't is apparently that Detachment B's had under one a
.or works even with 9-db dips plus a System-3 pulse train whereas
Item 5 of same report; The reason that Detachment D's time-ma rk
the 4-kc filter.
plus a limiter which clobbers the System- pure train before it
In a report dated 10 June 1958, item 3 1 have notified Enginee
of the change a l found necessary in the transport-sequence control. No
tetion wi,ll,e taken by the plant since it is not known whether all transpor
uence controls suffer from the same difficulties that required the changes
cribed here. so, these changes can very easily be made in the field.
We are assured that Detachment B will receive new 3-hr VRO
the plant to rddaAthe faulty tapes which they recently returned.
a.
band- I
that this
(1`4, 8 r
resistant
tale until you find a good one. Good luck.
9. Same letter: Engineering says that the failure of transistors and
diodes is due to excessive heat. They say that contrary to the statement in
Section T of the instruction book, system components cannot be expected to
ate satisfactorily at temperatures in excess of f S' They are
Idering the addition of blowers to the present systems.
25X1A
DL'Rshcp
Approved For Release 20005 91TDP81 B00878R000200050027-1
This document contains information affecting the national defense of the United States within the meaning of the Espionage Laws, Title
18, U.S.C., Section 793 and 794, the transmission or revelation of which in any manner to an unauthorized person is prohibited by low.
be shipped to all outposts having the A rack. his rrodifica-
sks but not the A books;
. Rest assured that C will soon get
dated 1 August 1958, 1 described a
people here inform me
Production p
ur. The . inesesrin9T and
fi
the seventh overtone of the crystals fundamental mode:
= 04.72 me. The spur results from abnormally low r-f
the crystal. The only way to cure it is to try new band-1