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
8228 vacuum tube outline illustration

Tube-number record

8228

0 archive entries

8228 is a tube type in the TubeDatabase archive (class: Voltage Reference Tube). Recorded specifications: brand Amperex, construction Other / special, socket Subminiature, and maximum plate voltage 100 V. The archive does not yet hold a photographed example of this type.

BrandAmperex
ClassVoltage Reference Tube
BaseSubminiature

Construction

Primary TypeOther / special
EnvelopeGlass Subminiature
Sections1

Filament / Heater

Absolute Maximum Ratings

Plate Voltage100 V
Cathode Current4 mA

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Preferred Operating Point81 V—200—3 mA

Application Notes

For use in stable regulated power supplies, dc amplifiers, oscilloscope calibrators and similar applications. Circuit design should provide ignition voltage of 120 V minimum.

Datasheets

Datasheet: 8228.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

    Key Features
    • Subminiature cold-cathode
    • Low temperature coefficient
    • Rugged construction
    • High reliability