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BrandSYLVANIA
ClassDuo Triode
BaseMiniature Button 9-Pin
Filament6.3V @ 335mA
Construction
Primary TypeDuo Triode
EnvelopeT-6 1/2
Sections2
Filament / Heater
Absolute Maximum Ratings
Plate Voltage250 V
Plate Dissipation1.65 W
Grid 1 Voltage110 V
Cathode Current22 mA
H-C Voltage120 V
Audio Performance
Key Features
- Long life
- Ruggedized construction
- High transconductance
- Low noise
- Low microphonics
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Recommended | 90V | 11500 | - | - | 12mA |
| Alternative | 100V | 12500 | 250 | 33 | 15mA |
Application Notes
Designed for use as a multivibrator, cathode follower, VHF amplifier and VHF cascode amplifier. Similar to Sylvania Type 6922.
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