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Tube-number record

E 415

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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
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

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.

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