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12SH7

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ID = 5441
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage 
Identical to 12SH7 = VT-288 = CV922
Similar Tubes
Other shape (e.g. bulb type):
  12SH7GT
Heater different:
  6SH7
First Source (s)
15.Aug.1941 : Electron Tube Registration List
Successor Tubes 12AU6  
Base Octal (Int.Octal, IO) K8A, USA 1935 (Codex=Uko)
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Specified voltage AND current AC/DC
Tube prices 3 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
12sh7.png
12SH7: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
12sh7_so.png 12SH7: RCA Reference Book 1968
Anonymous 10 Collector
More ...
Just Qvigstad 		12sh7_techdat01.png
12SH7: SEL Handbuch 1964
Peter Hoddow
Usage in Models 1= 1941?? ; 1= 1942? ; 1= 1943?? ; 3= 1945? ; 2= 1945 ; 2= 1946? ; 3= 1946 ; 1= 1947? ; 4= 1947 ; 3= 1948 ; 1= 1949? ; 1= 1949 ; 2= 1950? ; 1= 1951? ; 2= 1952?? ; 1= 1953?? ; 1= 1953? ; 2= 1954?? ; 1= 1954?
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):33

Collection of

Christian Schaufelberger (CH)
Georges Werts (B)
David Erali (USA)
Danko Tkalec (HR)
Siegfried Droese (D)
Jacob Roschy (D)
Peter Pfeiffer (D)
Aldo Patriarca (CH)
Yaroslav Voronov (GB)
Valery Gromov (RUS)
Uwe Rössler (D)
Antonio Varrica (I)
 
12sh7_873rm400s.jpg

12SH7
 
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