25BCP22
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BrandRCA
ClassColor Picture Tube
BaseSmall-Button Diheptar 12-pin
Filament6.3V @ 900mA
Construction
Primary TypeColor Picture Tube
EnvelopeJ195-1/2
Base MaterialGlass
Sections3
Filament / Heater
Heater NotesThree guns series connected; Standby operation recommended at 5.0 V
Absolute Maximum Ratings
Plate Voltage27500 V
Grid 2 Voltage1000 V
Grid 1 Voltage-400 V
Cathode Current1 mA
H-C Voltage450 V
Audio Performance
Key Features
- Hi-Lite Matrix Screen
- Perma-Chrome
- 90° Rectangular
- High-Resolution Gun
- Unity Current Ratios
- Antiglare Integral Protective Window
- Aluminized Screen
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical focusing | 25000V | - | - | - | - |
Application Notes
X-radiation shielding may be needed for operation at 27.5 kV. Heater supply regulation is recommended for maximum life.
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