Tube-number record
7760
0 archive entries
7760 is a tube type in the TubeDatabase archive (class: Premium Subminiature Double Triode). Recorded specifications: brand Sylvania, construction Dual triode, socket Subminiature, and maximum plate voltage 55 V. The archive does not yet hold a photographed example of this type.
BrandSylvania
ClassPremium Subminiature Double Triode
BaseSubminiature
Filament26.5 V @ 90 mA
Construction
Primary TypeDual triode
EnvelopeT-3
Sections2
Filament / Heater
Heater NotesHeater current in mA
Absolute Maximum Ratings
Plate Voltage55 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Each Section | 26.5 V | 5000 | 4000 | 20 | 3 mA |
Application Notes
Particularly useful in oscillator and amplifier applications where power requirements permit the use of two tubes in one envelope.
Datasheets
Datasheet: 7760.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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