Tube-number record
D12-130
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BrandPhilips
ClassInstrument Cathode-Ray Tube
BaseCRT base (B12 family)
Filament6.3 V @ 100 mA
Construction
Primary TypeMono accelerator
EnvelopeRectangular flat face
Base MaterialGlass
SectionsSingle beam
Filament / Heater
Heater NotesIndirect heating by AC or DC; low heater power consumption (0.65W).
Absolute Maximum Ratings
Plate Voltage2000 V
Plate Dissipation0.65 W
Audio Performance
Key Features
- Dynamic deflection defocusing correction
- Internal magnetic correction for astigmatism
- Low heater power consumption
- Flat face plate
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Accelerator | 2000 V | — | — | — | — |
Application Notes
The tube has a special electrode (grid 6) for dynamic correction of deflection defocusing. A negative voltage proportional to and approximately 50% of the negative horizontal deflection plate voltage should be applied.
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