[Milsurplus] NEED INFO ON TXCVR MODEL CRI 43007
David Ross
ross at hypertools.com
Wed Jun 15 13:13:25 EDT 2011
Al & the gang -
A CRI-43007 is a TBY of some sort, possibly a TBY-2. The 28 - 80 Mcs
frequency range is correct, but a TBY uses 3 ea. 958A acorn tubes, one
ea. 959 acorn tube, two ea. type 30 tubes, and a 1E7G tube. There is
also a large crystal in a socket next to the row of tubes in the lower
chassis. Four different voltages are required to run the radio,
furnished by a dry battery pack, or a vibrator power supply & 4 Volt
lead-acid battery, or a 110 Volt AC or DC supply.
A neat little radio, technology right out of the 1930s.
good luck with it
Dave Ross N7EPI
On 6/15/2011 9:52 AM, Al wrote:
> Made by Westinghouse electric and mfg this tx/rx box under contract nr 5-80643 contract date jan 1941.
> Covers 28 -80mc. Has 6SL7's,12AT7 and a few VT121's.
> Does anyone know where I can get some docs on this??
>
> Thank you
> Al
> K2SSE
> Florida
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