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

Other (3,257 tube types), Pre (2,314 tube types), Power (1,030 tube types), Rectifier (740 tube types)
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Tube-number record

12AX4-GT

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BrandRCA
ClassHalf-wave vacuum rectifier
BaseOctal
Filament12.6 V @ 600 mA

Construction

Primary TypeRectifier
Rectifier TypeHalf-wave
EnvelopeT-9
Base MaterialShort intermediate-shell octal 5-pin
Sections1

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Plate Voltage4000 V
Cathode Current125 mA
H-C Voltage4000 V

Audio Performance

Key Features
  • Television Damper Service
  • Unipotential Cathode
  • Series-heater strings

Application Notes

Designed primarily for use as a damper tube in horizontal deflection circuits of television receivers.

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