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BrandMatsushita
ClassTwin Beam Power Tube
BaseSmall-button Noval 9-pin
Construction
Primary TypeTwin Beam Power
EnvelopeT6-4
SectionsTwin
Filament / Heater
MaterialDirectly heated
Warm-up Time0.85s
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation7.5 W
Grid 2 Voltage200 V
Grid 1 Voltage-100 V
Cathode Current120 mA
Audio Performance
Key Features
- Directly heated cathode
- Short warm up time
- Internally neutralized
- ICAS rated
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class C Push-Pull RF Power Amplifier at 500 MC | 180V | 10000 | - | 30 | 50mA |
Application Notes
For communications equipment operating at frequencies up to 500MC as a push-pull RF power amplifier or frequency multiplier tube.
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