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23GJP4

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BrandNational Video Corporation
ClassTelevision Picture Tube
BaseB7-208
Filament6.3V @ 450mA

Construction

Primary TypeCathode Ray Tube
EnvelopeJ-187-K1
Base MaterialGlass
SectionsMonochrome

Filament / Heater

Warm-up Time12s
Heater Notes450 milliampere 6.3 volt filament

Absolute Maximum Ratings

Plate Voltage22000 V
Grid 2 Voltage70 V
H-C Voltage200 V

Audio Performance

Key Features
  • Banded tube
  • Straight gun
  • No ion trap required
  • Electrostatic focusing
  • Magnetic deflection
  • Aluminized screen
  • Cathode drive design

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Cathode Drive Service18000V---0.1mA

Application Notes

The 23GJP4 is a 23 inch 110 degree banded tube with a 4 1/2 inch neck length. Individual tubes will have satisfactory focus at some value between 0 and +400 volts.

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