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12A7P

Information - Help 
ID = 47042
       
Country:
People's Republic of China
Brand: Common type China (PRC) tube/semicond.
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (new)   Controlling (mu) 
Identical to 12A7P
Similar Tubes
Normally replaceable-slightly different:
  12SA7GT

Base Octal (Int.Octal, IO) K8A, USA 1935
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect
Description Pentagrid converter similar to 12SA7. GT-like glass bulb.
Also given as equivalent to a Russian 12a7. 
Information source - - Manufacturers Literature   
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6a7p_pin.png
12A7P: Manufacturer's Literature
Emilio Ciardiello

 
12a7p_1.png
12A7P: Manufacturer's Literature
Emilio Ciardiello


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