1G4G
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BrandSylvania
ClassVoltage Amplifier Triode
BaseSmall Octal 5-S
Construction
Primary TypeTriode
EnvelopeT9-B
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage90 V
Audio Performance
Key Features
- Low battery consumption
- Direct operation on 1.5V battery without ballast
- General usage triode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 90V | 825 | - | 8.8 | 2.3mA |
Application Notes
Designed for use in battery-powered sets. Excellent driver for a Class B output stage using type 1G6G, capable of delivering enough power to excite the 1G6G to 450 milliwatts.
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