23GP4
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BrandNational Video Corporation
ClassCathode Ray Tube
BaseB7-208
Filament6.3V @ 600mA
Construction
Primary TypeElectrostatic focus, magnetic deflection monochrome picture tube
EnvelopeJ-187AL
Sections1
Filament / Heater
Heater NotesRated voltage range 5.6 to 7.0 V
Absolute Maximum Ratings
Plate Voltage20000 V
Grid 2 Voltage550 V
Grid 1 Voltage155 V
H-C Voltage180 V
Audio Performance
Key Features
- Straight gun
- No ion trap required
- Metal back screen
- Implosion faceplate
- Aluminized screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid Drive Service | 16000V | - | - | - | - |
Application Notes
X-ray radiation shielding may be necessary to protect against possible danger of personal injury from prolonged exposure at close range if this tube is operated at anode voltages higher than 16,900 volts.
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