Document date 29 November 1971AIDates: machine-written — generated by an AI model from the transcripts, and it can be wrong. The scan is the source; the transcript is machine-generated from it.
FBI 164-81, Vault Part 12 p. 168 (DB Cooper-2304), Teletype, dated 29 Nov 1971, serial SE 164-81-323 (as read from the transcript) — cooper.theunsolved.net/parts/Cooper-Part-12/pages/168
The scan is the source; the transcript is machine-generated from it.
PD 164-41
PAGE TWO
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[REDACTED] ADVISED THE MOST LIKELY DEVICE TO BE USED IN
SUCH A MANNER, AND DUE TO THE FLIGHT OF THE AIRCRAFT, WOULD BE
THE MARKER BEACON RECEIVER, WHICH ACCORDING TO [REDACTED] COULD BE
MADE BY ANY PERSON WPTH THE SLIGHTEST KNOWLEDGE OF COMMUNICATION
OR RADIO EQUIPMENT. SUCH A DEVICE COULD BE THE SIZE OF A PACKAGE
OF CIGARETTES OR FOR A MORE EXACTING DEVICE, COULD BE ANY SIZE.
[REDACTED] ADVISED THATHTHE BEACON RECEIVER WOULD WORK ON A NINE VOLT
TRANSISTOR BATTERY AND SERIES WITH A NORMWL FLASHLIGHT BATTERY.
SUCH A DEVICE CAN BE PURCHASED FROM ANY OF THE AVIATION COMPANIES
FOR APPROXIMATELY TWO HUNDRED SEVENTYFIVE DOLLARS, WHICH [REDACTED]
ADVISED IS THE MINIMUM PRICE. ACCORDING TO [REDACTED] THE MARKER
BEACON RECEIVER WILL NOT INTERFER WITH ANY OF THE AIRCRAFT INSTRU-
MENTS, NOR CAN IT BE DETECTED WHILE IN USE.
[REDACTED] ADVISED THE DISTRIBUTORS OF SUCH A DEVPCE IS NARCO
AVIONICS, WHICH HAS DISTRIBUTORS THROUGHOUT THE COUNTRY, INCLUDING
FIVE IN OREGON AND FIVE IN WASHINGTON.
BASED UPON THE ABOVE INFORMATION AND PORTLAND TELEPHONE CALL
TO SEATTLE, IT IS SUGGESTED SEATTLE DIVISION REEVALUATE LEADS SET
OUT IN REFERENCED COMMUNICATIOM.
END
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CORR PAGE ONE THIRD LINE FOURTH FOXX WORD SHLD READ [REDACTED]
AND ELEVENTH LINE LAST WORD SHLD READ POLARIZED