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ID = 37038
Great Britain (UK)
Brand: Ferranti, GB
Tube type:  Thyratron Cold-cathode 
Identical to GK20
First year 1956 - - Manufacturers Literature Tentative data

Base Miniatur-7-Pin-Base B7G, USA 1940
Filament No heater / No heater

Triode Ia <7.5mA mean, 20mA peak; Trigger voltage 155.

Literature - - Manufacturers Literature   

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