TubeDatabase
  • Tubes
  • Testers
  • Companies
  • Submit
  • About

DisclaimerSubmit a tube

9AK8

0 Tubes in archive

BrandRogers Majestic Electronics Ltd.
ClassTriple Diode Triode
BaseSmall button noval 9-pin
Filament9.5V @ 300mA

Construction

Primary TypeTriple Diode Triode
EnvelopeGlass
Base MaterialSmall button noval 9-pin
Sections4 (3 diodes + 1 triode)

Filament / Heater

Heater Notes9.5V 300mA series heater string

Absolute Maximum Ratings

Plate Voltage250 V
Plate Dissipation1 W
Grid 1 Voltage-1.3 V
Cathode Current5 mA
H-C Voltage150 V

Audio Performance

Key Features
  • Triple diode triode structure
  • Designed for video and audio signal detection
  • Series heater string application
  • Low microphonic triode

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Triode Section100V130054000790.8mA
Triode Section170V130054000701mA
Triode Section200V125056000701mA
Triode Section250V120058000701mA

Datasheet Viewer

Loading datasheet...

Filters

0 tubes found

Manufacturers

Brands

Sort by
    Showing 1 to 0 of 0 results