Tube-number record
DCG 1/150
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DCG 1/150 is a tube type in the TubeDatabase archive (class: Kwikdampgelijkrichtlamp (Mercury Vapor Rectifier)). Recorded specifications: brand Philips, construction Rectifier, and maximum plate voltage 3000 V. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassKwikdampgelijkrichtlamp (Mercury Vapor Rectifier)
Construction
Primary TypeRectifier
Rectifier TypeHalf-wave
EnvelopeGlass
Sections1
Filament / Heater
MaterialOxide-cathode
Absolute Maximum Ratings
Plate Voltage3000 V
Cathode Current150 mA
Audio Performance
Key Features
- Mercury vapor filling
- Oxide cathode
- Low voltage drop (16V)
- High efficiency (> 98%)
- Improved version of DCG 1/125
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Schakeling 1 (Fig 1) | 1050 V | — | — | — | 300 mA |
| Schakeling 4 (Fig 4) | 2100 V | — | — | — | 300 mA |
Application Notes
The inductance of the choke in the smoothing filter must be large enough to ensure the peak anode current is not exceeded.
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