16BRP4
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BrandNational Video Corporation
ClassCathode Ray Tube
BaseB7-208
Filament6.3V @ 600mA
Construction
Primary TypeBanded Cathode Ray Tube
EnvelopeJ125-B1
Base MaterialSmall Button Neoeightar
SectionsSingle
Filament / Heater
Warm-up Time11s
Heater Notes600 +/- 30 ma
Absolute Maximum Ratings
Plate Voltage18000 V
Grid 2 Voltage550 V
Grid 1 Voltage-155 V
H-C Voltage200 V
Audio Performance
Key Features
- 16-inch diagonal
- 114 degree deflection
- Electrostatic focus
- Magnetic deflection
- Straight gun (no ion trap)
- Aluminized P4 phosphor
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Cathode Drive Service | 15000V | - | - | - | - |
Application Notes
The straight gun requires no ion trap. Satisfactory focus is usually achieved between 0 and 400 volts on Grid #4. Individual tubes will vary. External conductive coating must be grounded.
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