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ID = 5693
Tube type:  Beam Power Tube 
Identical to 25DQ6
Similar Tubes
Different maximum ratings:
  25DQ6A ; 25DQ6B
Heater different:
  12DQ6 ; 17DQ6 ; 6DQ6

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Filament Vf 25 Volts / If 0.3 Ampere / Indirect
Dimensions (WHD)
incl. pins / tip
39 x 101 x mm / 1.54 x 3.98 x inch
Weight 45 g / 1.59 oz
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Anonymous 773 Collector

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25DQ6: Essential characteristics
Peter Hoddow

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from Just Qvigstad

Usage in Models 2= 1965?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):2

Collection of a member from D
Collection of a member from FIN

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