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Other (3257), Pre (2314), Power (1030), Rectifier (740)
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TBH 7/8000

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ClassIndustrial R.F. Power Triode

Construction

Primary TypeTriode
EnvelopeWater cooled with integral helical cooler
Base MaterialGlass/Metal
SectionsSingle

Filament / Heater

Materialthoriated tungsten

Absolute Maximum Ratings

Plate Voltage7000 V
Plate Dissipation6000 W
Grid 1 Voltage-1250 V
Cathode Current1800 mA

Audio Performance

Key Features
  • Water cooled industrial triode
  • Integral helical cooler
  • Thoriated tungsten filament
  • Direct heating

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Characteristics6000V15000-321000mA
Class C Oscillator6000V---1500mA

Application Notes

Vertical mounting position with anode down. No air cooling required up to 30 Mc/s at ambient temperatures below 35 C. Use low velocity air flow for higher frequencies or temperatures.

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