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DUPLEX-DIODE TETRODE

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BrandGeneral Electric
ClassCombined detector, AVC rectifier, and transistor driver
Base9-pin Miniature
Filament12.6V @ 375mA

Construction

Primary TypeTetrode
EnvelopeT-6.5
Base MaterialGlass
SectionsDuplex-Diode Tetrode

Filament / Heater

Heater NotesIntended for use in automobile receivers where supply is a 12-volt battery.

Absolute Maximum Ratings

Plate Voltage16 V
Grid 2 Voltage16 V
Grid 1 Voltage16 V
Cathode Current5 mA
H-C Voltage16 V

Audio Performance

Typical THD3%
Power Output0.005 W
Key Features
  • Miniature duplex-diode
  • Space-charge-grid tetrode
  • Operation directly from 12-volt storage battery
  • Unipotential cathode

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Average Characteristics12.6V85009007.49mA
Class A Amplifier12.6V---6.8mA

Application Notes

Specifically designed for automobile receivers as a combined detector, AVC rectifier, and transistor driver.

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