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ID = 68228
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Beam Power Tube   Power/Output 
Identical to 6CD6GT
Similar Tubes
Other shape (e.g. bulb type):
  6CD6 ; 6CD6G ; 6CD6GA

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 2.5 Ampere / Indirect / Specified voltage AC/DC

The tube 6CD6GT is mentioned in the article "Picture tube last longer" in "Popular Mechanics" January 1953, page 229.

Due to the power dissipation of this tube the existence of a true GT version is rather unlikely !

Information source Essential Characteristics, GE 1973   

Just Qvigstad
Usage in Models 1= 1951? ; 6= 1956?

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):7

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