Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 30342
Brand: Thermion; Netherlands
Developer: Thermion; Netherlands 
Tube type:  Triode, vacuum 
  Ca. 1925 up to 1945 rare.
Identical to I1304
Similar Tubes
Other shape (e.g. bulb type):
  E428 ; REN904
Production stop Feb.1938
Successor Tubes 5-428  

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928
Filament Vf 4 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Description HF amplification, detector and LF amplification, resister coupling. This is a Thermiode, a glass tube in a shielding of nickel-iron alloy to prevent electric or magnetic interference. 
Information source Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 100
- - Manufacturers Literature   1933

i163i253i94vi503base_3~~3.png I1304
Peter den Boer

Just Qvigstad
I1304: own collection
Peter den Boer


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]