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Tube Database (7,341 tube types · 1,270 archive entries)

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Tube-number record

HK-354

0 archive entries

BrandHeintz & Kaufman
ClassTriode
Base4-pin

Construction

Primary TypeTriode
EnvelopeNonex Glass
Base MaterialCeramic
SectionsSingle

Filament / Heater

MaterialThoriated Tungsten

Absolute Maximum Ratings

Plate Voltage4000 V
Plate Dissipation150 W
Cathode Current300 mA

Audio Performance

Key Features
  • Tantalum Plate
  • Tantalum Grid
  • High mutual conductance
  • Low internal capacitance
  • Operates at high plate voltages

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Radio Frequency Amplifier Class C1500 V5000280014250 mA
Radio Frequency Amplifier Class C2000 V5000280014255 mA
Radio Frequency Amplifier Class C3000 V5000280014

Application Notes

The Type HK-354 GAMMATRON may be used as a Class C radio frequency amplifier with exceptionally good results. Grid leak bias may be used, but fixed bias is recommended to prevent injury during excitation failure.

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    255 mA
    Radio Frequency Amplifier Class C4000 V5000280014245 mA