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

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E 415 vacuum tube outline illustration

Tube-number record

E 415

0 archive entries

E 415 is a tube type in the TubeDatabase archive (class: Indirectly heated triode). Recorded specifications: brand Philips Miniwatt, construction Triode, socket O-base, maximum plate voltage 400 V, and maximum plate dissipation 1.5 W. The archive does not yet hold a photographed example of this type.

BrandPhilips Miniwatt
ClassIndirectly heated triode
BaseO-base
Filament4 V @ 1 mA

Construction

Primary TypeTriode
EnvelopeGlass
SectionsSingle

Filament / Heater

Heater NotesIndirectly heated

Absolute Maximum Ratings

Plate Voltage400 V

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Normal200 V140011000156 mA
Maximum Slope200 V2400———

Application Notes

The E 415 is designed for use as a detector, low frequency amplifier, or oscillator. It features indirect heating with a 4V heater.

Datasheets

Datasheet: E415.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 Dissipation1.5 W
    Grid 1 Voltage-1.3 V
    Cathode Current15 mA
    H-C Voltage50 V

    Audio Performance

    Key Features
    • Detector with transformer coupling
    • L.F. amplifier with transformer coupling
    • Oscillator