Tube-number record
8FP4
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BrandSYLVANIA
ClassMonitor Tube
BaseDuodecal
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeGray Filter Glass, 8-inch Rectangular
Base MaterialSmall Shell Duodecal 5-Pin
Sections1
Filament / Heater
Absolute Maximum Ratings
Plate Voltage19800 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage200 V
Audio Performance
Key Features
- Magnetic Focusing
- Magnetic Deflection
- Aluminized Screen
- Gray Filter Glass
- External Single Field Ion Trap
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Monitor Service | 16000 V | — | — | — | — |
Application Notes
X-ray radiation shielding may be necessary to protect against possible danger of personal injury from prolonged exposure at close range if this tube is operated at higher than 16,000 volts.
Datasheets
Datasheet: 8FP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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