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VHT2A

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ID = 9357
       
Country:
Great Britain (UK)
Brand: Ferranti, GB
Tube type:  Pentagrid-Converter (Heptode)   Frequency converter 
Identical to VHT2A
First Source (s)
1935 : History of the British Radio Valve to 1940 p. 146 & 198
22.Nov.1935 : Wireless World (The), London (WW, 79)

Base British-7-Pin, old (M7A)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.13 Ampere / Direct / Battery =
Information source Babani, International Radio Tube Encyclopaedia   p. 154 & 155
Wireless World (The), London (WW, 79)   Data Nov 1936
Taschenbuch zum Röhren-Codex 1948/49
Universal Vade-Mecum, Electron Valves and Semiconductor Devices


Just Qvigstad
Usage in Models 1= 1935 ; 2= 1937

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
 

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