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XFW30

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ID = 49992
       
Country:
Great Britain (UK)
Brand: Hivac Ltd.; Harrow-on-the-Hill
Developer: Hivac Ltd.; Harrow-on-the-Hill 
Tube type:  Vacuum Pentode   Audio Frequency 
Identical to XFW30

Base Subminiatur (wire-ends, flat) B5A Wires only.
Filament Vf 0.625 Volts / If 0.0125 Ampere / Direct / Battery =
Description For Hearing Aid use. 
Information source - - Manufacturers Literature   

xfw30_pinout_dimensions.png XFW30: From my schematic collection.
Pier Antonio Aluffi


Just Qvigstad
xfw30_characteristics.png
XFW30: My schematic collection.
Pier Antonio Aluffi

Collection of

 
xfw30_hivac.jpg

 

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