Tube-number record
23KP4
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BrandGeneral Electric
ClassCathode Ray Tube
BaseCRT base (B7 family)
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
Envelope23 Inch Rectangular
Sections1
Filament / Heater
Warm-up Time11s
Heater NotesHeater Voltage Range: 5.7 to 6.9 V
Absolute Maximum Ratings
Plate Voltage29000 V
Grid 2 Voltage700 V
Grid 1 Voltage-140 V
H-C Voltage180 V
Audio Performance
Key Features
- Aluminized Screen
- Electrostatic Focus
- Magnetic Deflection
- Non-ion trap gun
- External Conductive Coating
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Typical | 16500 V | — | — | — | — |
Application Notes
Protective resistance in Grid No. 2 and focusing electrical circuits is advisable to prevent damage to tube.
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