Tube-number record
HIGH VOLTAGE, HIGH MU TRIODE
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BrandMachlett
ClassSwitch tube
Construction
Primary TypeTriode
EnvelopeGlass
Sections1
Filament / Heater
Materialcarburized thoriated-tungsten
Absolute Maximum Ratings
Plate Voltage100000 V
Plate Dissipation750 W
Grid 1 Voltage-16500 V
Cathode Current15000 mA
Audio Performance
Key Features
- Radiation-cooled molybdenum anode
- Double helix carburized thoriated-tungsten filament
- Designed for operation in oil
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pulse Modulator | 80000 V | — | — | 180 | 11000 mA |
Application Notes
High voltage, high mu triode designed primarily to operate as a switch tube in hard-tube pulse modulators for radar and similar applications.
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