HOT CATHODE MERCURY VAPOUR RECTIFIER
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ClassRectifier
BaseSpecial / none
Construction
Primary TypeMercury Vapour
Rectifier TypeHalf-wave
EnvelopeGlass
SectionsSingle
Filament / Heater
MaterialOxide-coated shielded filament
Absolute Maximum Ratings
Plate Voltage20000 V
Cathode Current2500 mA
Audio Performance
Key Features
- Oxide-coated shielded filament
- Directly heated
- Forced ventilation for maximum ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Circuit No. 2 (2 Valves) | 6400V | - | - | - | 5000mA |
| Circuit No. 3 (4 Valves) | 12500V | - | - | - | 5000mA |
| Circuit No. 4 (3 Valves) | 9500V | - | - | - | 7500mA |
| Circuit No. 5 (6 Valves) | 9500V | - | - | - | 15000mA |
| Circuit No. 6 (6 Valves) | 18500V |
Application Notes
The output circuit should be returned to the mid-point of the filament transformer secondary. After shipment, the valve must be pre-heated for at least 30 minutes before anode voltage is applied.
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