Tube-number record
7768
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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
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
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Broadband RF Amplifier | 200 V | 50000 | 4500 | 225 | 24 mA |
Application Notes
Primarily intended for use as a broadband radio-frequency amplifier in unfavorable mechanical and radiation environments.
Datasheets
Datasheet: 7768.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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