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VT-55

Information - Help 
ID = 13153
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Developer: General Electric Co. (GE); Bridgeport CT, Syracuse NY 
Tube type:  Transmitting Tetrode, air cooled   Power/Output 
Identical to VT-55
Similar Tubes
Normally replaceable-slightly different:
  865 ; CV2676

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 7.5 Volts / If 2 Ampere
Dimensions (WHD)
incl. pins / tip
x 170 x 53 mm / x 6.69 x 2.09 inch
Information source Tube Lore (II)   p. 79 & 180
Tube Lore (I)   
Babani, International Radio Tube Encyclopaedia
Taschenbuch zum Röhren-Codex 1948/49

865.png VT-55: Manufacturer's Literature
Emilio Ciardiello

More ...

Just Qvigstad
Usage in Models 3= 1934?

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

Collection of

 
vt55hytronph1r.jpg

VT-55
 

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