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6Q7

Information - Help 
ID = 963
       
Country:
Worldwide
Brand: Common type Worldwide tube/semicond.
Developer: RCA (RCA Victor Co. Inc.); New York (NY) 
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to 6Q7 = 6Г7 = VT-92
Similar Tubes
Other shape (e.g. bulb type):
  6Q7G ; 6Q7GT ; 6Q7MG
Normally replaceable-slightly different:
  US-6Q7
Other class quality (otherwise equal):
  CV588
Heater different:
  11Q7
Heater and shape different:
  12Q7G
First year 12.Nov.1935 Electron Tube Registration List Aee also radio models with dated ads etc.
First Source (s)
09.Dec.1935 : Electron Tube Registration List
Predecessor Tubes 75   2A6  
Successor Tubes 6SQ7  
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uf) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Description

Proposed on Nov. 12, 1935 by the RMA tube committee as octal based 75.
Preliminary RCA datasheet dated December 9, 1935.
Registered to RCA on the same day.

 
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
Babani, International Radio Tube Encyclopaedia
- - Manufacturers Literature
6q7.png
6Q7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
oc18_g~~1.gif 6Q7: RTT Schwandt
Günther Stabe † 19.8.20
More ...
Just Qvigstad 		6q7_rca_data_01.png
6Q7: original data sheet
Michael Poll
More ...
Usage in Models 1= 1934 ; 5= 1935?? ; 14= 1935? ; 8= 1935 ; 26= 1936?? ; 58= 1936? ; 253= 1936 ; 46= 1937?? ; 68= 1937? ; 300= 1937 ; 64= 1938?? ; 71= 1938? ; 295= 1938 ; 73= 1939?? ; 52= 1939? ; 160= 1939 ; 73= 1940?? ; 31= 1940? ; 80= 1940 ; 12= 1941?? ; 16= 1941? ; 70= 1941 ; 13= 1942?? ; 9= 1942? ; 12= 1942 ; 4= 1943?? ; 1= 1943? ; 2= 1943 ; 3= 1944?? ; 2= 1944? ; 13= 1944 ; 20= 1945?? ; 13= 1945? ; 29= 1945 ; 17= 1946?? ; 13= 1946? ; 77= 1946 ; 29= 1947?? ; 17= 1947? ; 48= 1947 ; 31= 1948?? ; 26= 1948? ; 31= 1948 ; 12= 1949?? ; 18= 1949? ; 31= 1949 ; 99= 1950?? ; 18= 1950? ; 25= 1950 ; 17= 1951?? ; 2= 1951? ; 30= 1951 ; 3= 1952?? ; 2= 1952? ; 15= 1952 ; 3= 1953?? ; 6= 1954?? ; 1= 1954? ; 4= 1954 ; 8= 1955?? ; 1= 1955 ; 2= 1956? ; 1= 1957?? ; 1= 1958?? ; 4= 1958? ; 1= 1959? ; 1= 1992?? ; 3= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2494

Collection of

Wolfgang Bauer (A)
Timothy Koceja (USA)
David Erali (USA)
George Papaiz (CDN)
Bruce Morgenstern (CDN)
Michael Gnaedig-Fischer (MEX)
Christian Schaufelberger (CH)
Aldo Patriarca (CH)
Geri Meier (CH)
Jean-Jacques Pontigny (F)
Patrice Follet (F)
Manuel Martinez (E)
Emilio Focosi (I)
Georges Werts (B)
Collection of a member from FIN
Collection of a member from FIN
Tor Steinnes (N)
Tomasz Szczesniak (PL)
Marcelo Ilardi (RA)
Valery Gromov (RUS)
Reinhard Riek (D)
Peter Pfeiffer (D)
Jacob Roschy (D)
Ottmar Rollmann (D)
 
6q7_903_rm.jpg

6Q7
 
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