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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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Tube-number record

NU-5730

0 archive entries

NU-5730 is a tube type in the TubeDatabase archive (class: Switching Tube). Recorded specifications: brand National Union, year 1952, construction Beam tetrode / beam power, socket Flexible / flying leads, and maximum plate voltage 500 V. The archive does not yet hold a photographed example of this type.

BrandNational Union
ClassSwitching Tube
BaseFlexible / flying leads
Filament6.3 V @ 450 mA

Construction

Primary TypeBeam tetrode / beam power
EnvelopeT-18
Sections30

Filament / Heater

Heater NotesAC or DC

Absolute Maximum Ratings

Plate Voltage500 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Single Channel375 V203000000620.09 mA

Application Notes

Intended for high speed electronic switching or commutation in multiplexing or telemetering applications. Capable of handling 30 different channels for transmission over a single carrier.

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Manufacturers

Brands

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    Grid 2 Voltage300 V

    Audio Performance

    Key Features
    • Electrostatically focused
    • Separator type
    • Coated unipotential cathode
    • 30 channel