Tube-number record
5637
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BrandSylvania
ClassHigh Mu Triode
BaseSubminiature
Filament6.3 V @ 150 mA
Construction
Primary TypeTriode
EnvelopeT-3
Sections1
Filament / Heater
Heater Notesac or dc
Absolute Maximum Ratings
Plate Voltage150 V
Plate Dissipation0.3 W
Cathode Current2 mA
H-C Voltage90 V
Audio Performance
Key Features
- subminiature
- coated unipotential cathode
- high mu
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 | 100 V | 2700 | 26000 | 70 | 1.4 mA |
Application Notes
Grid voltage for 10 uamps plate current is -3.6 volts.
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