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GDT4

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ID = 36783
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Tube type:  Thyratron   Text 
Identical to GDT4

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.5 Ampere / Indirect
Description

This tube is designed for television time bases. Utilises neon gas

 
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   
History of the British Radio Valve to 1940   p. 203

gdt4_sock.png GDT4: Universal Vade-Mecum, 1960
Anonymous 15 Collector


Just Qvigstad
gdt4_spec.png
GDT4: Tubes a rayons cathodiques, Cossor, 1935
Anonymous 15 Collector

Collection of

 
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