Tube-number record
1G3-GTA
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BrandGeneral Electric
ClassHigh-Voltage Rectifier
BaseOctal
Construction
Primary TypeDiode
Rectifier TypeHigh-Voltage
EnvelopeT-9
Base MaterialGlass
SectionsSingle
Filament / Heater
MaterialCoated
Absolute Maximum Ratings
Plate Voltage21000 V
Cathode Current0.5 mA
Audio Performance
Key Features
- Built-in X-radiation shielding
- Monochrome type
- Designed for flyback types of power supplies
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Tube Voltage Drop | 100 V | — | — | — | 7 mA |
Application Notes
The 1G3-GTA is a filamentary diode designed for use in television receivers as the high-voltage rectifier to supply power to the anode of the television picture tube.
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