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
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Pentode Section | 120 V | 7100 | 11700 | — | 46 mA |
| Triode Section 1 (High-Mu) | 150 V | 3900 | 11000 | 43 | 2 mA |
| Triode Section 2 (Medium-Mu) | 150 V | 2350 | 8500 | 20 | 5 mA |
Datasheets
Datasheet: 23Z9.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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