Tube-number record
1B6
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BrandSylvania Electric
ClassDiode-Pentode
BaseSubminiature
Construction
Primary TypeMulti-section
EnvelopeT-3
Sections2
Filament / Heater
Materialcoated
Absolute Maximum Ratings
Plate Voltage100 V
Grid 2 Voltage160 V
Cathode Current2 mA
Audio Performance
Key Features
- Subminiature button base
- Flexible leads
- Coated filament
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section | 30 V | 330 | 500000 | — | 0.33 mA |
| Pentode Section | 45 V | 475 | 500000 | — | 0.75 mA |
| Pentode Section | 67.5 V | 600 | 400000 | — | 1.6 mA |
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