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21TH8G

Information - Help 
ID = 3693
       
Country:
France
Brand: Tungsram-Radio (tubes), Soc. Minora, voir aussi Claude; Paris
Tube type:  Triode-Hexode   Frequency converter   Controlling (mu) 
Identical to 21TH8G = 21TH8
Similar Tubes
Heater different:
  6TH8G

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 21 Volts / If 0.2 Ampere / Indirect / Series, AC/DC
Description

France

 
 
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21TH8G: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 

from Just Qvigstad

Usage in Models 1= 1939 ; 1= 1940

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

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