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W147

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ID = 19320
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to W147 = EF39
Similar Tubes
Other base:
  EF41 ; EF9

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC

oc10_g_1.gif W147: RTT Schwandt
Günther Stabe † 19.8.20


Just Qvigstad
Usage in Models 1= 1949

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of

 
ef39_2.jpg

W147
 

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