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

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TH 3515 vacuum tube outline illustration

Tube-number record

TH 3515

0 archive entries

TH 3515 is a tube type in the TubeDatabase archive (class: Traveling-Wave Tube). Recorded specifications: brand THOMSON-CSF, construction Other / special, socket Special / none, maximum plate voltage 2500 V, and maximum plate dissipation 130 W. The archive does not yet hold a photographed example of this type.

BrandTHOMSON-CSF
ClassTraveling-Wave Tube
BaseSpecial / none
Filament5 V @ 0.5 mA

Construction

Primary TypeOther / special
EnvelopeMetal/Conduction Cooled
SectionsSingle

Filament / Heater

Heater NotesAbsolute heater voltage range: 4.8V to 6.5V

Absolute Maximum Ratings

Plate Voltage2500 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
C-Band Amplifier (7 GHz)1850 V———45 mA

Application Notes

Designed specifically for line-of-sight microwave links in the 6.4 to 7.2-GHz band.

Datasheets

Datasheet: TH3515.pdf

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

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    Plate Dissipation130 W
    Grid 2 Voltage2000 V
    Cathode Current55 mA

    Audio Performance

    Key Features
    • PPM-focused
    • Conduction cooled
    • Low noise factor
    • High capacity (up to 2700 telephone channels)
    • Impregnated-tungsten cathode