Tube-number record
17LP4B
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BrandRCA
ClassPicture Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeRectangular Glass
Sections1
Filament / Heater
Heater NotesHeater voltage range: 5.7 to 6.9 V
Absolute Maximum Ratings
Plate Voltage17500 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage200 V
Audio Performance
Key Features
- Aluminized Screen
- Low-voltage electrostatic focus
- Type Requiring No Ion-Trap Magnet
- Cylindrical Filterglass Faceplate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Grid-Drive Service | 14000 V | — | — | — | — |
Application Notes
For X-radiation shielding considerations, see manufacturer precautions. Grid-No.4 voltage for focus can range from -56 to +310 volts.
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