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7B6

Information - Help 
ID = 2854
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to 7B6
Similar Tubes
Other shape (e.g. bulb type):
  7B6LM
Normally replaceable-slightly different:
  CV882
Heater different:
  14B6 ; 7C6 ; CV347 ; EBC21
Other base:
  6AV6 ; 6SQ7GT
First year 16.Feb.1939 Electron Tube Registration List also first models in 1939: Radio Retailing March
Predecessor Tubes 6SQ7  
Successor Tubes 6AT6   6AV6  
Base Loctal-8, B8G (Sylvania, 1938) (Codex=Wh)
Was used by Radio/TV-reception etc.
Filament Vf 6.3 Volts / If 0.3 Ampere / Indirect / Specified voltage AND current AC/DC
Tube prices 7 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (I)
7b6.png
7B6: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Anonymous 10 Collector
335.png 7B6: Telefunken Werkstattbuch
Wolfgang Bauer
More ...
Just Qvigstad 		7b6_techdat01.png
7B6: Sylvania Technical Manual
Peter Hoddow
More ...
Usage in Models 2= 1939?? ; 7= 1939 ; 4= 1940?? ; 1= 1940? ; 18= 1940 ; 3= 1941? ; 59= 1941 ; 4= 1942?? ; 11= 1942? ; 13= 1942 ; 1= 1943? ; 1= 1945?? ; 5= 1945? ; 1= 1946?? ; 6= 1946? ; 28= 1946 ; 5= 1947?? ; 8= 1947? ; 36= 1947 ; 4= 1948?? ; 13= 1948? ; 59= 1948 ; 2= 1949?? ; 15= 1949? ; 25= 1949 ; 9= 1950?? ; 8= 1950? ; 7= 1950 ; 3= 1951?? ; 27= 1951? ; 3= 1951 ; 3= 1952?? ; 2= 1952? ; 3= 1952 ; 2= 1953 ; 1= 1954?? ; 1= 1955? ; 1= 1958??
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):401

Collection of

Museum Roggenhofer (A)
Robert Gillespie (USA)
David Erali (USA)
Bruce Morgenstern (CDN)
Michael Gnaedig-Fischer (MEX)
Bruno Candreia (CH)
Peter Steffen (CH)
Christian Schaufelberger (CH)
Aldo Patriarca (CH)
Bekir Yurdakul (F)
Jean-Jacques Pontigny (F)
Georges Werts (B)
Tor Steinnes (N)
Tomasz Szczesniak (PL)
Peter Pfeiffer (D)
Karlheinz Fischer (D)
Jürgen Bauch (D)
Jacob Roschy (D)
Daniel Consales (D)
 
7b6_48r.jpg

7B6
 
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