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

R278

Information - Help 
ID = 8104
       
Country:
Netherlands
Brand: Radio-Record - Röhrenmarke; Holland
Tube type:  Full-Wave Vacuum Rectifier   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to R278

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Filament Vf 7.5 Volts / If 1.5 Ampere / Direct
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   

r278_sock.png R278: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

More ...

Just Qvigstad
r278data.png
R278: 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]
  

Data Compliance More Information