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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
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F6003 / P600A vacuum tube outline illustration

Tube-number record

F6003 / P600A

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F6003 / P600A is a tube type in the TubeDatabase archive (class: Power Pentode). Recorded specifications: brand CSF (Compagnie générale de télégraphie Sans Fil), year 1960, construction Pentode, base 7-pin positioning base, socket 7-pin (non-miniature), maximum plate voltage 3000 V, and maximum plate dissipation 400 W. The archive does not yet hold a photographed example of this type.

BrandCSF (Compagnie générale de télégraphie Sans Fil)
ClassPower Pentode
Base7-pin (non-miniature)

Construction

Primary TypePentode
EnvelopeGlass
Base Material7-pin positioning base
Sections1

Filament / Heater

MaterialThoriated tungsten

Absolute Maximum Ratings

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class C Telegraphy2800 V6500—6.5470 mA

Application Notes

Recommended for 30 MHz transmitters delivering ~1 kW. Can be modulated in LF by Grid 3 with -265V bias and ~150V RMS signal.

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Manufacturers

Brands

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    Plate Voltage3000 V
    Plate Dissipation400 W
    Grid 2 Voltage800 V
    Grid 1 Voltage-800 V
    Cathode Current600 mA

    Audio Performance

    Typical THD10%
    Power Output200 W
    Key Features
    • Graphite anode
    • LF modulation via Grid 3
    • Thoriated tungsten filament
    • Natural convection cooling