Tube-number record

ML-8846

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BrandMachlett

ClassGeneral Purpose Triode

BaseSpecial / none

Construction

Primary TypeTriode

Envelopeceramic-and-metal

Base Materialmetal

Sections1

Filament / Heater

Materialthoriated-tungsten

Absolute Maximum Ratings

Plate Voltage16000 V

Plate Dissipation140000 W

Grid 1 Voltage-3200 V

Cathode Current360000 mA

Audio Performance

Key Features

Ceramic-and-metal coaxial construction
High-dissipation, low-inductance terminals
Sturdy, stress-free filaments
Water-cooled anode

Typical Operation

Mode	Plate V	Gm (µmhos)	Rp (Ω)	µ	Plate mA
RF Power Amplifier and Oscillator, Grid-Drive Circuit	15000 V	—	—	30	18400 mA
Pulse Modulator	35000 V	—	—	—	300000 mA

Application Notes

Suitable for dielectric and induction heating, pulse modulation and similar applications. Capable of switching up to 8 Mw with plate voltages up to 35 kV in pulse service.

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