Tube-number record
8128
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BrandRaytheon
ClassTraveling Wave Tube
Filament8 V @ 8000 mA
Construction
Primary TypeOther / special
EnvelopeMetal
SectionsSingle
Filament / Heater
Heater NotesCathode heating time: 5 minutes
Absolute Maximum Ratings
Plate Voltage34500 V
Cathode Current12000 mA
Audio Performance
Key Features
- Wide band
- Pulsed operation
- Solenoid focusing
- High duty cycle
- Frequency diversity radar
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pulsed Operation | 34500 V | — | — | — | 12000 mA |
Application Notes
The 8128 is designed for use as a driver for the 8129 Amplitron, and it is ideal for frequency diversity type radar applications.
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