23EZP4
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BrandRCA
ClassPicture Tube
BaseB7-208
Filament6.3V @ 450mA
Construction
Primary TypeCathode-Ray Tube
EnvelopeGlass
Base MaterialPlastic
Sections1
Filament / Heater
Heater NotesHeater warm-up time approximately 11 seconds
Absolute Maximum Ratings
Plate Voltage23500 V
Grid 2 Voltage70 V
H-C Voltage450 V
Audio Performance
Key Features
- PAN-O-PLY Type
- Mounting Lugs
- Magnetic Deflection
- Low-Grid-No.2 Voltage
- Aluminized Screen
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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