M7880
0 Tubes in archive
BrandToshiba
ClassHigh-Power Traveling-Wave Tube
Construction
Primary TypeCavity-coupled
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Audio Performance
Key Features
- AM-PM conversion minimized
- Intermodulation minimized
- Stable operation over wide bandwidth
- Low intermodulation (-25 dB with two 1-kW carriers)
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| CW Transmission | 19000V | - | - | - | 3000mA |
Application Notes
Developed for satellite communications earth stations (Ibaraki and Yamaguchi Earth Stations of KDD). No need for crowbar circuit due to sturdy construction.
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