Tube-number record
DG 9-5
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BrandPhilips
ClassCathode Ray Tube
Construction
Primary TypeDisplay / CRT
EnvelopeGlass
SectionsSingle
Filament / Heater
Heater NotesIndirect by A.C.
Absolute Maximum Ratings
Plate Voltage5000 V
Plate Dissipation0.003 W
Grid 2 Voltage1200 V
Grid 1 Voltage-200 V
Audio Performance
Key Features
- High vacuum
- Acceleration electrode
- Double electrostatic deflection
- Symmetric D1D1'
- Asymmetric D2D2'
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Without acceleration | 1000 V | — | — | — | 0.0005 mA |
| With acceleration | 5000 V | — | — | — | 0.0005 mA |
Application Notes
D2' has to be connected to a2 (accelerator electrode).
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