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

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Tube-number record

E 424N

0 archive entries

E 424N is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Philips, construction Triode, socket Special / none, maximum plate voltage 250 V, and maximum plate dissipation 1.5 W. The archive does not yet hold a photographed example of this type.

BrandPhilips
ClassTriode
BaseSpecial / none
Filament4 V @ 1000 mA

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

Absolute Maximum Ratings

Plate Voltage250 V
Plate Dissipation1.5 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Normal200 V240010000246 mA
Maximum Slope200 V3500———

Datasheets

Datasheet: E424N.pdf

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

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Manufacturers

Brands

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    Grid 1 Voltage
    -1.3 V
    Cathode Current15 mA
    H-C Voltage50 V

    Audio Performance

    Key Features
    • Miniwatt
    • Detector
    • L.F. amplification
    • Oscillator