TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

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

Pre (2,630 tube types), Other (2,603 tube types), Power (1,292 tube types), Rectifier (816 tube types)
DisclaimerA–Z indexSubmit a tube
C443 vacuum tube outline illustration

Tube-number record

C443

0 archive entries

C443 is a tube type in the TubeDatabase archive (class: Output Pentode). Recorded specifications: brand PHILIPS, construction Pentode, socket Special / none, and maximum plate dissipation 6 W. The archive does not yet hold a photographed example of this type.

BrandPHILIPS
ClassOutput Pentode
BaseSpecial / none

Construction

Primary TypePentode
Envelope92 x 51 mm
Sections1

Filament / Heater

Materialdirect

Absolute Maximum Ratings

Plate Dissipation6 W

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Typical characteristics300 V1700350006020 mA
Operating, class A300 V———20 mA

Application Notes

Directly heated output pentode for Class A operation.

Datasheets

Datasheet: C443.pdf

Download PDF
Loading datasheet...

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

Filters

0 tubes found

Manufacturers

Brands

    0 results

    Audio Performance

    Typical THD10%
    Power Output2.8 W
    Key Features
    • direct heating
    • AC heating
    • parallel heating