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14A7/12B7

Information - Help 
ID = 5472
       
 
   
Tube type:  Vacuum Pentode 
Identical to 14A7/12B7 = 14A7 = 12B7

Filament
Literature Essential Characteristics, GE 1973   
 
14a712b7_a.jpg
14A7/12B7: scc
Christian Schaufelberger

 
14a712b7_so.png
14A7/12B7: ARRL Handbook 1972
Michael Schlör

 

Usage in Models 2= 1946?

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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