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  GK12A  
NameGK12A
Typetriode
Cathode typetugsten,carbidized,direct heating
Application fieldOscillation and power amplification
Brief applicationamplification, oscillation
Envelopeglass to metal
Cooling methodforced water
Dimensions400mmx190mm
Mass15 kg
Filament voltage6 V
Filament current259 - 300 A
Mutual conductanceat least 45 mA/V
Gain coefficientat least140
Output power250 kW
Maximum anode voltage8 kV
Maximum operating frequency26 MHz


GK12A

GK12A

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