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

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Tube-number record

GI-46B

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ClassTriode
BaseFlexible / flying leads
Filament12.6 V @ 2300 mA

Construction

Primary Type
Triode
EnvelopeMetal-ceramic
Base MaterialMetal
SectionsSingle

Filament / Heater

MaterialOxide-coated
Warm-up Time100s
Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage1900 V
Plate Dissipation350 W
Cathode Current350 mA

Audio Performance

Key Features
  • Forced air cooling
  • Metal-ceramic construction
  • Ring electrode leads
  • Pulse and CW operation

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
CW Operation1500 V21500—166350 mA
Pulsed Operation10000 V———12000 mA

Application Notes

The GI-46B triode generates and amplifies RF oscillations in continuous-wave and pulsed operation with anode modulation.

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