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What are these ?
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20th Dec 2015, 1:56 am
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Mr Moose
Octode
Join Date: Jul 2008
Location: Gloucestershire, UK.
Posts: 1,043
Re: What are these ?
Hello,
A bit more information here
http://www.radiomuseum.org/tubes/tube_cv21157.html
(I think the TR switch referred to is the Transmit-Receive switch which switches the radar aerial between transmitter and receiver.)
Yours, Richard
Mr Moose
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