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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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ESU74 vacuum tube outline illustration

Tube-number record

ESU74

0 archive entries

ESU74 is a tube type in the TubeDatabase archive (class: High Vacuum Half Wave Rectifier). Recorded specifications: brand Ediswan, construction High vacuum, socket G.E.S., maximum plate voltage 40000 V, and maximum plate dissipation 50 W. The archive does not yet hold a photographed example of this type.

BrandEdiswan
ClassHigh Vacuum Half Wave Rectifier
BaseG.E.S.

Construction

Primary TypeHigh vacuum
Rectifier TypeHalf Wave
EnvelopeGlass
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage40000 V

Datasheets

Datasheet: ESU74.pdf

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

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    Plate Dissipation50 W
    Cathode Current80 mA

    Audio Performance

    Key Features
    • High Vacuum
    • Half Wave
    • Vertical Mounting