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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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6784 vacuum tube outline illustration

Tube-number record

6784

0 archive entries

6784 is a tube type in the TubeDatabase archive (class: Traveling Wave Tube). Recorded specifications: brand Western Electric, year 1959, construction Other / special, socket Special / none, maximum plate voltage 1500 V, and maximum plate dissipation 1 W. The archive does not yet hold a photographed example of this type.

BrandWestern Electric
ClassTraveling Wave Tube
BaseSpecial / none
Filament6.3 V @ 370 mA

Construction

Primary TypeOther / special
EnvelopeGlass

Filament / Heater

Heater NotesAC voltage and current

Absolute Maximum Ratings

Plate Voltage1500 V
Plate Dissipation1 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Low Noise Amplifier725 V———0.5 mA

Application Notes

Focusing is controlled by an external uniform magnetic field, typically provided by a permanent magnet. The matching circuit is not integral with the tube.

Filters

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Manufacturers

Brands

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    Grid 2 Voltage200 V
    Grid 1 Voltage-100 V
    H-C Voltage25 V

    Audio Performance

    Power Output0.002 W
    Key Features
    • Low noise amplifier
    • Helix type wave propagating structure
    • Convection cooled
    • CW service