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MEF9

Information - Help 
ID = 66151
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to MEF9 = EF9
Predecessor Tubes MEF5  

Base Europe side contact base P (P8A) Top contact with a cap
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Parallel / series AC/DC
Description

Red series

 
Text in other languages (may differ)
Literature
 
mef9_marconi.jpg
MEF9: My own collection
Hannu Alho

 


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