radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

APP4A_5PIN

Information - Help 
ID = 72730
       
Country:
Great Britain (UK)
Brand: British Tungsram Radio Works Ltd.
Tube type:  Vacuum Pentode   Power/Output 
Identical to APP4A_5PIN
Similar Tubes
Other base:
  APP4A ; APP4As

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1.2 Ampere / Indirect / Specified voltage AC/DC
Description

Also available in a 7-pin version

 
Information source - - Manufacturers Literature   
Babani, International Radio Tube Encyclopaedia   
History of the British Radio Valve to 1940
Universal Vade-Mecum, Electron Valves and Semiconductor Devices


Just Qvigstad
 

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  
rmXorg