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T78_Record

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ID = 20152
       
Country:
Netherlands
Brand: Radio-Record - Röhrenmarke; Holland
Developer: Radio-Record - Röhrenmarke; Holland 
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to T78_Record
Similar Tubes
Normally replaceable-slightly different:
  20-400 ; PX2100

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 7.5 Volts / If 1 Ampere / Direct / Specified voltage AC/DC
Information source - - Manufacturers Literature   
 
20200613_182540.jpg
T78_Record: Eigene Sammlung
Peter Hirma

More ...
 
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T78_Record
Peter den Boer

 
t78.png
T78_Record: own collection
Peter den Boer


from Just Qvigstad


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