20FP4
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BrandTUNG-SOL
ClassCathode Ray Tube
BaseB6-63
Filament6.3V @ 600mA
Construction
Primary TypeRectangular Glass
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesUnipotential Cathode
Absolute Maximum Ratings
Plate Voltage18000 V
Grid 2 Voltage410 V
Grid 1 Voltage125 V
H-C Voltage180 V
Audio Performance
Key Features
- Electrostatic Focus
- Magnetic Deflection
- Grey Filter Faceplate
- External Single Field Ion Trap
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Television Application | 12000V | - | - | - | - |
Application Notes
Direct-view picture tube designed for use in television applications. Features a 17 1/4" x 13 1/4" raster size.
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