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6Z7G

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ID = 3141
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Double Triode   Power/Output 
Identical to 6Z7G = 6Z7 = CV872
Similar Tubes
Multiple differences or of other kind:
  6Y7G
First Source (s)
24.May.1935 : Electron Tube Registration List
Predecessor Tubes 79  
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Ud)
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AC/DC
Description Since this tube is operated without negative bias, it requires a high-µ characteristic to keep the plate current low. This is achieved by using two separate control grids connected in parallel inside the bulb. 
Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
classbpp_2.png
6Z7G: RCA Manual
Jacob Roschy
6n7gt_so~~1.png 6Z7G: ARRL Handbook 1972
Anonymous 10 Collector
More ...
Just Qvigstad 		6z7g_techdat01.png
6Z7G: Sylvania Technical Manual
Peter Hoddow
More ...
Usage in Models 2= 1937 ; 3= 1938?? ; 2= 1938? ; 5= 1938 ; 4= 1939?? ; 5= 1939? ; 7= 1939 ; 5= 1940?? ; 1= 1940? ; 6= 1940 ; 2= 1941?? ; 5= 1941 ; 1= 1942 ; 1= 1946?? ; 2= 1946? ; 1= 1947 ; 1= 1948??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):53

Collection of

Valery Gromov (RUS)
Ottó Jancsek (H)
Jacob Roschy (D)
 
6z7_85rm365s.jpg

6Z7G
 
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