Tube-number record
22JP22
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BrandRCA
ClassColor Picture Tube
BaseCRT base (B12 family)
Filament6.3 V @ 900 mA
Construction
Primary TypeOther / special
EnvelopeRectangular Filterglass
Sections3 Guns (Red, Blue, Green)
Filament / Heater
Heater NotesSeries connected heaters within tube; standby voltage 5.5V
Absolute Maximum Ratings
Plate Voltage27500 V
Grid 2 Voltage1000 V
Grid 1 Voltage-400 V
Cathode Current1 mA
H-C Voltage200 V
Audio Performance
Key Features
- PERMA-CHROME Assembly
- Rare-Earth Red Phosphor
- Integral Filterglass Protective Window
- Bipotential Focus Lens
- Electrostatic Focus
- Magnetic Deflection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical Design | 25000 V | — | — | — | 1 mA |
Application Notes
Shielding for X-radiation may be needed due to high anode voltage. Operated with tube axis horizontal and blue gun uppermost.
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