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41FP

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ID = 13909
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Tube type:  Triode, vacuum   Power/Output 
Identical to 41FP = CV2502
Similar Tubes
Normally replaceable-slightly different:
  CV1179 ; TT4

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Information source Babani, International Radio Tube Encyclopaedia   p. 22 & 23
Universal Vade-Mecum, Electron Valves and Semiconductor Devices   Section 106, p. 140
Taschenbuch zum Röhren-Codex 1948/49

tt4.png 41FP: Manufacturer's Literature
Emilio Ciardiello


Just Qvigstad
41fp_doc.png
41FP: Babani Radio Tube Encyclopaedia 1949
Patrice Zeissloff

Usage in Models 1= 1939? ; 1= 1940 ; 1= 1945??

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

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