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

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ECL805 vacuum tube outline illustration

Tube-number record

ECL805

0 archive entries

ECL805 is a tube type in the TubeDatabase archive (class: Triode/Pentode). Recorded specifications: brand Telefunken, construction Multi-section, socket Noval (B9A), maximum plate voltage 300 V, and maximum plate dissipation 8 W. The archive does not yet hold a photographed example of this type.

BrandTelefunken
ClassTriode/Pentode
BaseNoval (B9A)
Filament6.3 V @ 860 mA

Construction

Primary TypeMulti-section
EnvelopeGlass
Sections2

Filament / Heater

Absolute Maximum Ratings

Plate Voltage300 V
Plate Dissipation8 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Triode100 V5500—605 mA
Pentode (Pulse)50 V———200 mA

Datasheets

Datasheet: ECL805.pdf

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

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    Grid 2 Voltage
    250 V
    Cathode Current75 mA
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Separate cathodes
    • Indirectly heated
    • Parallel supply
    • Vertical deflection output stage