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305

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ID = 30060
       
Country:
Great Britain (UK)
Brand: GEC, General Electric Co Ltd., GENALEX; London
Tube type:  Ballast Tube (neither FeH or Urdox)   Power-supply 
Identical to 305
Similar Tubes
Other base:
  306

Base Edison big E27 = 27 mm
Was used by Radio/TV-reception etc.
Filament If 0.3 Ampere
Description

Voltage range 40-90 for 5% current control

 
Dimensions (WHD)
incl. pins / tip
45 x 94 x mm / 1.77 x 3.70 x inch
Information source - - Manufacturers Literature   
British Radio Valves - The Classic Years: 1926-1946   Supplement, p. 156

baretter_e27~~11.png 305: Fin Stewart
Fin Stewart


Just Qvigstad
Usage in Models 3= 1953

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3
 

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