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ID = 25169
Soviet Union
Brand: Common type USSR (SU) tube/semicond.
Tube type:  Transmitting Triode, air cooled 
Identical to ГИ-12Б

Filament Vf 12.6 Volts / If 0.815 Ampere / Direct
Description normal anode voltage 400V Mutual conductance 8 to 12mA/V Output power 80W Maximum anode voltage 0,8kV/2kV in pulse Maximum operating frequency 9cm 
Weight 120 g / 4.23 oz

ГИ-12Б: data sheet
Joachim Glüder

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