23HGP4
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BrandRCA
ClassPicture Tube
BaseB7-208
Filament6.3V @ 450mA
Construction
Primary Type110° Magnetic Deflection
EnvelopeFilterglass
Base MaterialPlastic
Sections1
Filament / Heater
Heater NotesHeater current at 6.3V is 450 +/- 20 mA
Absolute Maximum Ratings
Plate Voltage23000 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage450 V
Audio Performance
Key Features
- Pan-O-Ply type
- Mounting lugs
- Low-voltage electrostatic focus
- Aluminized phosphor
- No ion-trap magnet required
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode-Drive Service | 18000V | - | - | - | 0.2mA |
Application Notes
The grid-No.4 voltage required for optimum focus of any individual tube will have a value anywhere between 0 and +400 volts.
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