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

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EL3N vacuum tube outline illustration

Tube-number record

EL3N

0 archive entries

EL3N is a tube type in the TubeDatabase archive (class: Output Pentode). Recorded specifications: brand Philips, construction Pentode, socket Side-contact (P-base), maximum plate voltage 250 V, and maximum plate dissipation 9 W. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassOutput Pentode
BaseSide-contact (P-base)
Filament6.3 V @ 940 mA

Construction

Primary TypePentode
EnvelopeGlass
SectionsSingle

Filament / Heater

Heater NotesIndirect; parallel supply

Absolute Maximum Ratings

Plate Voltage250 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Class A250 V900050000—36 mA
Class AB Push-Pull250 V—10000—24 mA

Application Notes

The tube should only be used with automatic or semi-automatic bias.

Datasheets

Datasheet: EL3N.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 Dissipation9 W
    Grid 2 Voltage275 V
    Grid 1 Voltage-1.3 V
    Cathode Current55 mA
    H-C Voltage100 V

    Audio Performance

    Typical THD10%
    Power Output4.5 W
    Key Features
    • Indirectly heated
    • Side-contact base
    • Class A/AB output