Tube-number record
23GJP4
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BrandNational Video Corporation
ClassTelevision Picture Tube
BaseCRT base (B7 family)
Filament6.3 V @ 450 mA
Construction
Primary TypeDisplay / CRT
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
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode Drive Service | 18000 V | — | — | — | 0.1 mA |
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.
Datasheets
Datasheet: 23GJP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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