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

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Tube-number record

E443N

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BrandPhilips Miniwatt
ClassPower Pentode

Construction

Primary TypePentode
EnvelopeGlass
Sections1

Filament / Heater

Absolute Maximum Ratings

Plate Voltage400 V
Plate Dissipation12 W
Grid 2 Voltage200 V
Cathode Current60 mA

Audio Performance

Power Output5.4 W
Key Features
  • Directly heated
  • Power valve
  • Output stage

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Normal400 V1900400007530 mA

Application Notes

Max anode voltage 650V with automatic grid-bias.

Datasheets

Datasheet: E443N.pdf

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

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