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5-499

Information - Help 
ID = 13282
       
Country:
Netherlands
Brand: Thermion; Netherlands
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 rare.
Identical to 5-499 = E499
Similar Tubes
Other shape (e.g. bulb type):
  T5-499
Production stop Feb.1938

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=F)
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   1933
 
5499.jpg
5-499
Helmut Braun

 
5499_so.png
5-499: rtt
Michael Schlör

 
5499data.png
5-499: own collection
Peter den Boer


from Just Qvigstad


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