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415XP

Information - Help 
ID = 15375
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Developer: Cossor, A.C.; London 
Tube type:  Triode, vacuum   Power/Output 
Identical to 415XP
Similar Tubes
Normally replaceable-slightly different:
  B405
First Source (s)
1929 : History of the British Radio Valve to 1940 p.164
Aug.1930 : Philips Bulletin R1164, p. 16
Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip		 x 97 x 42 mm / x 3.82 x 1.65 inch
Weight 39 g / 1.38 oz
Information source Röhren-Vademecum; P.H. Brans; Antwerpen   p. 129
- - Manufacturers Literature   
Taschenbuch zum Röhren-Codex 1948/49
Babani, International Radio Tube Encyclopaedia
b4_base_pins~~22.png 415XP: Fin Stewart
Fin Stewart

Just Qvigstad 		cossordata~~4.png
415XP: own collection
Peter den Boer
Usage in Models 1= 1930
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

Dieter Zwingel (D)
Fin Stewart (AUS)
 
cossor_415xp.jpg

415XP
 
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