This triode was used as an oscillator in the T-3180 air-sea rescue homing transmitter, also known as "Walter". See here for further information on this.
Thanks to Rod Burman for information on the use of this valve.
This file was last modified
14:45:21, Tuesday September 02, 2014
FOR SALE: Note that any valve which is not CV marked is now for sale. Contact me via email - see the home page.