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

T25

Information - Help 
ID = 59294
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Osram-Valves GB (not MO-Valves) 
Tube type:  Transmitting Triode, air cooled   Universal 
  <1925 very rare. ***
Identical to T25 = AT25

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Transmittertube (Radio)
Filament Vf 6 Volts / If 2 Ampere / Direct / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
55 x 108 x mm / 2.17 x 4.25 x inch
Information source British Radio Valves - The Vintage Years: 1904-1925   Pages 69, 77 & 128


Just Qvigstad
Usage in Models 1= 1935

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

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]
  

Data Compliance More Information