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

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EC80 vacuum tube outline illustration

Tube-number record

EC80

0 archive entries

EC80 is a tube type in the TubeDatabase archive (class: U.H.F. grounded-grid TRIODE). Recorded specifications: brand Philips, construction Triode, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 4 W. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassU.H.F. grounded-grid TRIODE
BaseNoval (B9A)
Filament6.3 V @ 0.43 mA

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

Heater NotesIndirect heating by A.C. or D.C., parallel supply

Absolute Maximum Ratings

Plate Voltage300 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
grounded-grid250 V12000—8015 mA

Application Notes

Specifically designed for grounded-grid operation up to 500 Mc/s.

Datasheets

Datasheet: EC80.pdf

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

Filters

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Manufacturers

Brands

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    Plate Dissipation4 W
    Grid 1 Voltage-1.3 V
    Cathode Current15 mA
    H-C Voltage100 V

    Audio Performance

    Key Features
    • U.H.F. operation
    • Grounded-grid design
    • Indirectly heated