Tube-number record
19ABP4
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BrandRADIO CORPORATION OF AMERICA
ClassPicture Tube
BaseCRT base (B7 family)
Filament2.68 V @ 450 mA
Construction
Primary TypeDisplay / CRT
EnvelopeShort Rectangular Glass
SectionsSingle
Filament / Heater
Warm-up Time11s
Heater NotesControlled Warm-Up Time
Absolute Maximum Ratings
Plate Voltage20000 V
Grid 2 Voltage550 V
Grid 1 Voltage155 V
H-C Voltage200 V
Audio Performance
Key Features
- Aluminized Screen
- Low-Voltage Electrostatic Focus
- Internal Magnetic Shield
- Controlled Heater Warm-Up Time
- No Ion-Trap Magnet Required
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid-Drive Service | 16000 V | — | — | — | — |
Application Notes
Short rectangular glass type for television receiver applications requiring low-voltage electrostatic focus and wide-angle magnetic deflection.
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