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Tube Database (7,341 tube types · 1,270 archive entries)

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ML-7333 vacuum tube outline illustration

Tube-number record

ML-7333

0 archive entries

ML-7333 is a tube type in the TubeDatabase archive (class: Shielded Grid Triode). Recorded specifications: brand Machlett, year 1964, construction Triode, base Radiation cooled, maximum plate voltage 20000 V, and maximum plate dissipation 60 W. The archive does not yet hold a photographed example of this type.

BrandMachlett
ClassShielded Grid Triode
Filament6 V @ 16000 mA

Construction

Primary TypeTriode
EnvelopeGlass
Base MaterialRadiation cooled
SectionsSingle

Filament / Heater

Heater NotesUnipotential, oxide-coated cathode

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Pulse Modulator/Amplifier20000 V——17516500 mA

Application Notes

Designed primarily for use as a switch tube in hard-tube pulse modulators for radar and similar applications.

Filters

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Manufacturers

Brands

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    Plate Voltage20000 V
    Plate Dissipation60 W
    Grid 1 Voltage-200 V
    Cathode Current18000 mA

    Audio Performance

    Power Output300000 W
    Key Features
    • Shielded-grid triode
    • Unipotential oxide-coated cathode
    • Radiation cooled anode
    • Sturdy electrode construction
    • 10G vibration rated