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P625

Information - Help 
ID = 16169
       
Country:
Great Britain (UK)
Brand: MO Valve Co. Ltd.; GB
Developer: MO Valve Co. Ltd.; GB 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to P625 = CV1669 = VT98_GPO
Similar Tubes
Normally replaceable-slightly different:
  CV1208 ; LP6
Different maximum ratings:
  P625A
Other base:
  P625_UX
First year Sep.1928 - - Manufacturers Literature leaflet
First Source (s)
Sep.1928 : - - Manufacturers Literature

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 6 Volts / If 0.25 Ampere / Direct / Battery =
Description

Ra=2,400 ohms at Va=250

 
Information source The Saga of Marconi Osram Valve   p. 110, 111, 151 & 329
History of the British Radio Valve to 1940   p. 148 & 164
- - Manufacturers Literature
Taschenbuch zum Röhren-Codex 1948/49

p625_so.png P625: rtt
Anonymous 10 Collector


Just Qvigstad
p625_1.png
P625: Manufacturer's Literature
Emilio Ciardiello

More ...
Usage in Models 5= 1929 ; 1= 1930

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6

Collection of

 
p625_1.jpg

P625
 

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