Tube-number record
TWIN DIODE FULL-WAVE HIGH-VACUUM RECTIFIER
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BrandGeneral Electric
ClassRectifier
BaseMiniature 7-pin (B7G)
Filament6.3 V @ 600 mA
Construction
Primary TypeDiode
Rectifier TypeFull-wave
EnvelopeT-5 1/2
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesA-c or D-c
Absolute Maximum Ratings
Plate Voltage1250 V
Cathode Current50 mA
H-C Voltage450 V
Audio Performance
Key Features
- Five-Star Tube
- High mechanical strength
- Heater-cathode designed for intermittent operation
- High altitude capability (60,000 feet)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Full-wave Rectifier, Capacitor Input Filter | 325 V | — | 175 | — | 50 mA |
| Full-wave Rectifier, Choke Input Filter | 450 V | — | — | — | 50 mA |
Application Notes
Specially designed for mobile and aircraft applications. Intended for power supplies where d-c current does not exceed 50 mA.
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