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

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55340 vacuum tube outline illustration

Tube-number record

55340

0 archive entries

55340 is a tube type in the TubeDatabase archive (class: Travelling Wave Tube). Recorded specifications: brand Philips, construction Travelling Wave Tube, base Metal, socket Special / none, maximum plate voltage 1500 V, and maximum plate dissipation 70 W. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassTravelling Wave Tube
BaseSpecial / none
Filament6.3 V @ 800 mA

Construction

Primary TypeTravelling Wave Tube
EnvelopeGlass/Metal
Base MaterialMetal
SectionsSingle

Filament / Heater

MaterialDispenser
Warm-up Time300s

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Broad band power amplifier1100 V———50 mA

Application Notes

Intended for use as broad band power amplifier in the 3800 to 4200 Mc/s frequency range. Designed for plug-in match in the waveguide circuit (WR 229).

Datasheets

Datasheet: 55340.pdf

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

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    Heater Notes
    Indirectly heated

    Absolute Maximum Ratings

    Plate Voltage1500 V
    Plate Dissipation70 W
    Grid 2 Voltage1500 V
    Grid 1 Voltage1500 V
    Cathode Current55 mA

    Audio Performance

    Key Features
    • Helical wave propagating structure
    • Plug-in match design
    • Permanent magnet uniform field mount
    • Convection cooled
    • Shielded box