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ID = 26657
Brand: Common type Japan tube/semicond.
Tube type:  Beam Power Tube 
Identical to 12G-B7

Base Octal (Int.Octal, IO) K8A, USA 1935 Top contact with a cap.
Filament Vf 12.6 Volts / If 0.6 Ampere / Indirect
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roehrensockel_12g_b7.gif 12G-B7: Datenblatt 12G-B7
Aldo Patriarca

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12G-B7: Aldo Patriarca
Aldo Patriarca

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Usage in Models 1= 1965??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

Collection of



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