Tube-number record
DCG 2/500
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DCG 2/500 is a tube type in the TubeDatabase archive (class: Rectifier). Recorded specifications: brand Philips, construction Mercury Vapour, and maximum plate voltage 6300 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassRectifier
Construction
Primary TypeMercury Vapour
Rectifier TypeHalf-wave
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide coated
Absolute Maximum Ratings
Plate Voltage6300 V
Cathode Current250 mA
Audio Performance
Key Features
- Half wave mercury vapour rectifying valve
- Oxide coated, directly heated cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Fig 1 (Single-phase half-wave) | 2000 V | — | — | — | 500 mA |
| Fig 2 | 3000 V | — | — | — | 750 mA |
| Fig 3 | 2850 V | — | — | — | 1000 mA |
Application Notes
Data available for different circuits in introduction page 0677/2.
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