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6R7GT

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BrandHytron
ClassDuplex-Diode Triode
BaseSmall Octal
Filament6.3V @ 300mA

Construction

Primary TypeDuplex-Diode Triode
EnvelopeT-9C
SectionsTriode, Two Diodes

Filament / Heater

Heater NotesVoltage between heater and cathode should be kept at a minimum if direct connection is not possible.

Absolute Maximum Ratings

Plate Voltage250 V

Audio Performance

Key Features
  • Cathode type duplex tube
  • Medium-mu triode
  • Two diodes
  • Single glass envelope
  • Interchangeable with 6R7G

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A Amplifier250V19008500169.5mA

Application Notes

Performs functions of detection, automatic volume control, and audio amplification. For operation of diode units refer to type 85. For characteristic curves refer to type 6R7G.

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