Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 48926
Brand: La Radiotechnique (RT); Paris, Suresnes
Tube type:  Transmitting Triode, air cooled 
  <1925 rare.
Identical to E251

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 5.6 Volts / If 2.3 Ampere / Direct / Battery =

The brand is Radiotechnique. The name of the tube is Radio-Major E251. Output 25-30 Watt.

Dimensions (WHD)
incl. pins / tip
50 x 200 x mm / 1.97 x 7.87 x inch
Information source - - Manufacturers Literature   1924
E251: own collection
Peter den Boer

E251: own collection
Peter den Boer

More ...

from 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]