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12A8MT

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ID = 46647
       
Country:
Canada
Brand: Rogers-Majestic, Standard Radio Manufacturing, Rogers Radio Tubes; Toronto
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old) 
Identical to 12A8MT
Similar Tubes
Normally replaceable-slightly different:
  12A8GT ; 12A8M

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 12.6 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC
 
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12A8MT
Emilio Ciardiello

 

Usage in Models 9= 1940

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):9

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