GI-5B
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BrandUSSR
ClassModulator Triode
Filament6.3V @ 2400mA
Construction
Primary TypeTriode
Envelopemetal-ceramic
Base Materialmetal
Sections1
Filament / Heater
Heater NotesIndirectly heated
Absolute Maximum Ratings
Plate Voltage2200 V
Plate Dissipation300 W
Grid 1 Voltage-410 V
Cathode Current250 mA
Audio Performance
Key Features
- Metal-ceramic envelope
- Forced air cooling
- Oxide-coated cathode
- Series anode modulation
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Modulator | 600V | 20000 | - | - | 500mA |
| Zero Grid Bias | 300V | - | - | - | 470mA |
Application Notes
Used in series anode modulation circuits and electronic voltage regulators in RF equipment.
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