Tube-number record
ML-7715
0 archive entries
BrandMachlett
ClassSwitch Tube / Pulse Modulator
Filament6 V @ 60000 mA
Construction
Primary TypeTriode
EnvelopeGlass
Base MaterialMetal/Glass
Sections1
Filament / Heater
Heater NotesCathode warmup time 10 minutes
Absolute Maximum Ratings
Plate Voltage65000 V
Plate Dissipation3000 W
Grid 1 Voltage-600 V
Cathode Current90000 mA
Audio Performance
Key Features
- Beamed electrode structure
- Shielded-grid
- Unipotential oxide-coated cathode
- Forced-air or forced-oil cooling
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pulse Modulator/Amplifier (Typical 1) | 60000 V | — | — | 400 | 25000 mA |
| Pulse Modulator/Amplifier (Typical 2) | 65000 V | — | — | 400 | 65000 mA |
Application Notes
Designed for switch tubes in hard-tube pulse modulators for radar applications. Peak pulse power output up to 3.5 MW.
0 results