Tube-number record
19ENP4A
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BrandRCA
ClassPicture Tube
BaseCRT base (B7 family)
Filament6.3 V @ 450 mA
Construction
Primary TypeDisplay / CRT
EnvelopeFilterglass
Base MaterialSmall-Button Neodeigthar 7-Pin
Sections1
Filament / Heater
Heater NotesAverage warm-up time 11 seconds
Absolute Maximum Ratings
Plate Voltage21000 V
Grid 2 Voltage60 V
Grid 1 Voltage-400 V
H-C Voltage300 V
Audio Performance
Key Features
- PAN-O-PLY Integral Implosion Protection
- Low-Voltage Electrostatic Focus
- Low-Grid-No.2 Voltage
- Cathode-Drive Type
- 114° Magnetic Deflection
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode-Drive Service | 16000 V | — | — | — | 0.1 mA |
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