7759
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BrandSylvania
ClassPremium Subminiature Double Triode
BaseE8-10 Subminiature Button Flexible Leads
Filament26.5V @ 90mA
Construction
Primary TypeDouble Triode
EnvelopeT3
Base MaterialGlass
Sections2
Filament / Heater
Heater NotesDesigned for dependability under severe shock and vibration
Absolute Maximum Ratings
Plate Voltage165 V
Plate Dissipation1.1 W
Grid 1 Voltage-55 V
Cathode Current22 mA
H-C Voltage200 V
Audio Performance
Key Features
- Premium Subminiature
- General Purpose
- Medium Mu
- Separate cathode connections
- Severe shock and vibration resistant
- High temperature and altitude resistant
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Section | 100V | 5400 | - | 35 | 6.5mA |
Application Notes
Particularly useful in oscillator and amplifier applications where power requirements permit two tubes in one envelope.
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