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3C22 triode

Size This valve measures 122x41mm overall and has an octal base.

 

This is a transmitting triode capable of 125W at 1.4GHz. 6.3V/2A heater. It was used in the AN/APT-5 radar jamming transmitter. Interestingly this was used as the local oscillator in equipment used to discover the 21cm interstellar hydrogen line in 1951. Further information required.
3C22
Quarter view

Donated by Bill Wagner; information provided by Jan Heering.

This file was last modified 15:07:57, Tuesday September 02, 2014