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ID = 20853
Great Britain (UK)
Brand: GEC, General Electric Co.; London
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to DH118
Similar Tubes
Other base:
  10LD3 ; UBC41

Base Mazda-Rimlock (UK)
Filament Vf 13 Volts / If 0.1 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description Va <250, Pa <1; Typ Va =100, Ia 0.9mA, gm 1.4mA/V, ra 50k. 
Dimensions (WHD)
incl. pins / tip
22 x 67 x mm / 0.87 x 2.64 x inch
Information source Röhren-Taschen-Tabelle, (Franzis RTT)   
- - Manufacturers Literature   
DH118: M.N.
Michael Niermann

More ...
DH118: RTT Schwandt
Günther Stabe † 19.8.20


from Just Qvigstad

Usage in Models 1= 1957

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

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