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
23Z9 vacuum tube outline illustration

Tube-number record

23Z9

0 archive entries

23Z9 is a tube type in the TubeDatabase archive (class: Dissimilar-Double-Triode Pentode). Recorded specifications: brand General Electric, construction Other / special, base Glass, socket Compactron, maximum plate voltage 250 V, and maximum plate dissipation 7 W. The archive does not yet hold a photographed example of this type.

BrandGeneral Electric
ClassDissimilar-Double-Triode Pentode
BaseCompactron
Filament23 V @ 450 mA

Construction

Primary TypeOther / special
EnvelopeT9
Base MaterialGlass
SectionsMedium-mu triode, high-mu triode, and beam pentode

Filament / Heater

Warm-up Time11s
Heater NotesHeater voltage for a bogey tube at 0.45 A

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Pentode Section120 V710011700—46 mA
Triode Section 1 (High-Mu)150 V390011000432 mA
Triode Section 2 (Medium-Mu)150 V23508500205 mA

Datasheets

Datasheet: 23Z9.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

    Absolute Maximum Ratings

    Plate Voltage250 V
    Plate Dissipation7 W
    Grid 2 Voltage190 V
    Grid 1 Voltage150 V
    Cathode Current70 mA
    H-C Voltage200 V

    Audio Performance

    Key Features
    • Compactron
    • Vertical Output Service
    • Vertical Oscillator
    • Sync Clipper