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W63

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ID = 2605
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to W63 = 6K7G
First year 16.Jul.1937 The Wireless World, London (WW, 79) 1937

Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ufo)
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Parallel / series AC/DC
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
w63marconi.jpg
W63
Aldo Patriarca

 
s_321_g_3.gif
W63: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 

Usage in Models 1= 1937? ; 18= 1937 ; 1= 1938? ; 8= 1938 ; 2= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):30


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