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DW1B_7pin

Information - Help 
ID = 23102
       
Country:
France
Brand: Métal; France (tubes)
Tube type:  Dual-Grid Tetrode   Frequency converter 
Identical to DW1B_7pin
Similar Tubes
Other base:
  DW1B

Base SPECIAL TUBEBASE in general
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature -- Collector info (Sammler)   
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dw1b.jpg
DW1B_7pin: R. Aufils
Raynal Aufils

 
dw1bsockel.gif
DW1B_7pin: H.G.
Harald Giese

 


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