2G/473C
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BrandStandard Telephones and Cables Limited
ClassHalf-Wave Gas-Filled Rectifier
BaseGoliath Edison Screw
Construction
Primary TypeGas-Filled Rectifier
Rectifier TypeHalf-Wave
EnvelopeGlass
Base MaterialE40/70 X50
SectionsSingle
Filament / Heater
MaterialOxide-coated
Warm-up Time30s
Absolute Maximum Ratings
Plate Voltage13000 V
Cathode Current1250 mA
Audio Performance
Key Features
- Xenon-filled
- Unrestricted mounting position
- Mobile applications
- No bulb temperature control required
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Single Phase Full Wave | 4550V | - | - | - | 2500mA |
| Single Phase Full Wave Bridge | 9100V | - | - | - | 2500mA |
| Three Phase Half Wave | 5300V | - | - | - | 3750mA |
| Three Phase Full Wave | 5300V | - | - | - | 3750mA |
Application Notes
Directly heated. It is recommended that the output circuit be taken from the mid-point of the filament supply transformer secondary winding.
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