Tube-number record
50G4
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BrandThe Federation of Japan Electric Communication Industrial Associations
ClassDouble anode mains rectifier
BaseOctal
Filament50 V @ 150 mA
Construction
Primary TypeRectifier
Rectifier TypeDouble Anode
EnvelopeT-9
Sections2
Filament / Heater
Heater NotesSeries heater; cathode tied to heater
Absolute Maximum Ratings
Plate Voltage1400 V
Cathode Current125 mA
Audio Performance
Key Features
- Coated unipotential cathode
- Any mounting position
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Full-wave rectifier | 700 V | — | 140 | — | — |
Application Notes
The 50G4 is a double-anode mains rectifier with a 50V heater designed for series-string power supplies.
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