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A50M

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ID = 9752
       
Country:
Great Britain (UK)
Brand: Ever Ready Co. (GB) Ltd.; London
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to A50M
Similar Tubes
Normally replaceable-slightly different:
  9A1 ; ACVP1 ; CV518 ; MVS/Pen ; VP4
Other base:
  A50M_B7

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fco) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.1 Ampere
Description

This tube is a variable mu type.

 
Information source History of the British Radio Valve to 1940   p. 146
Babani, International Radio Tube Encyclopaedia   p. 52 & 53
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49

13_37.png A50M: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
Usage in Models 1= 1936

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1
 

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