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14H7

Information - Help 
ID = 2826
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 14H7
Similar Tubes
Heater different:
  7H7
Other base:
  12SG7
First Source (s)
09.Aug.1940 : Electron Tube Registration List
Successor Tubes 12BA6  

Base Loctal-8, B8G (Sylvania, 1938) (Codex=W)
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
Tube prices 2 Tube prices (visible for members only)
Literature Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
  14h7.png
  14H7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
14h7_a.jpg
14H7: scc
Christian Schaufelberger

 
358_12.png
14H7: Telefunken Werkstattbuch
Wolfgang Bauer

 
14h7_techdat01.png
14H7: Sylvania Technical Manual
Peter Hoddow


Usage in Models 1= 1939?? ; 3= 1939? ; 42= 1941? ; 18= 1941 ; 1= 1942?? ; 2= 1942? ; 2= 1942 ; 2= 1945? ; 1= 1946?? ; 4= 1946 ; 1= 1947?? ; 2= 1947 ; 1= 1948?? ; 1= 1948? ; 3= 1948 ; 1= 1950?? ; 1= 1950

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):86


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