TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

Tube Database (7,341 tube types · 1,270 archive entries)

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
DisclaimerA–Z indexSubmit a tube
7768 vacuum tube outline illustration

Tube-number record

7768

0 archive entries

7768 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand General Electric, construction Triode, base Metal, socket Planar / disc seal, maximum plate voltage 330 V, and maximum plate dissipation 5.5 W. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassTriode
BasePlanar / disc seal
Filament6.3 V @ 400 mA

Construction

Primary TypeTriode
EnvelopeMetal-Ceramic
Base MaterialMetal
SectionsSingle

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Broadband RF Amplifier200 V50000450022524 mA

Application Notes

Primarily intended for use as a broadband radio-frequency amplifier in unfavorable mechanical and radiation environments.

Datasheets

Datasheet: 7768.pdf

Download PDF
Loading datasheet...

Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

Filters

0 tubes found

Manufacturers

Brands

    0 results
    Plate Voltage330 V
    Plate Dissipation5.5 W
    Grid 1 Voltage-50 V
    Cathode Current30 mA
    H-C Voltage50 V

    Audio Performance

    Key Features
    • High-mu triode
    • Ceramic-and-metal planar construction
    • Broadband radio-frequency amplifier
    • Shock resistant
    • Vibration resistant
    • Nuclear radiation resistant