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

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TOP 1401 vacuum tube outline illustration

Tube-number record

TOP 1401

0 archive entries

TOP 1401 is a tube type in the TubeDatabase archive (class: Traveling-Wave Tube). Recorded specifications: brand Thomson-CSF, construction Other / special, base Metal, socket Flexible / flying leads, maximum plate voltage 2700 V, and maximum plate dissipation 140 W. The archive does not yet hold a photographed example of this type.

BrandThomson-CSF
ClassTraveling-Wave Tube
BaseFlexible / flying leads
Filament6.2 V @ 800 mA

Construction

Primary TypeOther / special
EnvelopeMetal with PPM assembly
Base MaterialMetal
SectionsSingle

Filament / Heater

Heater NotesWarm-up time: 3 minutes

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical Operation (6 GHz)2300 V———50 mA

Application Notes

Well-suited for pre-amplifier or power amplifier use in the earth stations of satellite communications systems and microwave radio-link applications.

Datasheets

Datasheet: TOP1401.pdf

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Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.

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Manufacturers

Brands

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    Plate Voltage2700 V
    Plate Dissipation140 W
    Grid 2 Voltage4000 V
    Grid 1 Voltage2000 V
    Cathode Current60 mA

    Audio Performance

    Key Features
    • Periodic Permanent Magnet (PPM) beam-focusing
    • Wideband C-band operation
    • Depressed collector for high efficiency
    • Helix-type slow-wave circuit
    • Convection cooling only