Tube-number record
DCG 4/1000
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BrandPhilips
ClassRectifier
Construction
Primary TypeDiode
Rectifier TypeHalf-wave mercury vapour
EnvelopeGlass
Sections1
Filament / Heater
MaterialOxide
Absolute Maximum Ratings
Plate Voltage10000 V
Cathode Current250 mA
Audio Performance
Key Features
- Mercury vapour
- Directly heated cathode
- Half wave rectifier
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Fig. 1 | 3500 V | — | — | — | 500 mA |
| Fig. 2 | 4100 V | — | — | — | 750 mA |
| Fig. 3 | 3500 V | — | — | — | 1000 mA |
| Fig. 4 | 7000 V | — | — | — | 500 mA |
| Fig. 5 | 7000 V | — | — | — | 750 mA |
| Fig. 6 | 7000 V | — | — | — | 1000 mA |
Application Notes
Mercury vapour rectifying valve for high voltage power supplies.
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