Tube-number record
19CFP4
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BrandGeneral Electric
ClassCathode Ray Tube
BaseCRT base (B7 family)
Filament6.3 V @ 600 mA
Construction
Primary TypeDisplay / CRT
EnvelopeJ149-A1
Base MaterialPlastic
Sections1
Filament / Heater
Warm-up Time11s
Absolute Maximum Ratings
Plate Voltage17500 V
Grid 2 Voltage100 V
Grid 1 Voltage-140 V
H-C Voltage180 V
Audio Performance
Key Features
- Electrostatic Focus
- Magnetic Deflection
- Aluminized Screen
- Short over-all length
- Small neck diameter
- Non ion trap gun
- Low Grid No. 2 voltage
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode Drive Service | 13000 V | — | — | — | — |
Application Notes
The 19CFP4 is a 19 inch electrostatic-focus and magnetic deflection glass picture tube. An external conductive coating is provided to serve as a filter capacitor when grounded.
Datasheets
Datasheet: 19CFP4.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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