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ID = 4377
Tube type:  Double Pentode 
Identical to 3GS8 = 3BU8
Similar Tubes
Heater different:
  4BU8 ; 4GS8 ; 6BU8

Base Noval, 9 pin miniature (USA pico-9) B9A
Filament Vf 3.15 Volts / If 0.6 Ampere / Indirect
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   

3gs8_sockel.png 3GS8: RCA Tube Manual
Peter Hoddow

Just Qvigstad
3GS8: RCA Tube Manual
Peter Hoddow

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Usage in Models 41= 1960

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):41

Collection of



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