SHIELDED GRID TRIODE
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BrandMachlett
ClassPulse Modulator Switch Tube
BaseDirect Terminal / Immersion
Filament6V @ 60mA
Construction
Primary TypeTriode
EnvelopeGlass-Metal
Base MaterialMetal
Sections1
Filament / Heater
MaterialOxide-coated
Warm-up Time10s
Heater NotesHeater starting current maximum 300 Amps
Absolute Maximum Ratings
Plate Voltage65000 V
Plate Dissipation3000 W
Grid 1 Voltage-600 V
Cathode Current90000 mA
Audio Performance
Power Output3500000 W
Key Features
- Shielded grid
- Internal low-impedance cathode-shield connection
- High pulse power output
- Unipotential oxide-coated cathode
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pulse Modulator | 60000V | - | - | 400 | 25000mA |
| Pulse Modulator (High Output) | 65000V | - | - | 400 | 65000mA |
Application Notes
The ML-7002 is designed for forced flow oil cooling and immersion in dielectric fluid for high voltage insulation.
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