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BPM04

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ID = 29450
       
Country:
France
Brand: SFR (S.F.R.) - Société Française Radio-Électrique; Paris
Tube type:  Vacuum Pentode   Power/Output 
Identical to BPM04
Similar Tubes
Multiple differences or of other kind:
  6AQ5

Base Miniatur-7-Pin-Base B7G, USA 1940
Was used by Technology / Measurement
Filament Vf 6.3 Volts / If 0.36 Ampere / Indirect / Parallel, (AC/DC) /
Literature Universal Vade-Mecum, Electron Valves and Semiconductor Devices   group 221

 
bpm04_so.png
BPM04: rtt
Michael Schlör

 

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