Tube-number record
423A
0 archive entries
423A is a tube type in the TubeDatabase archive (class: Voltage Reference Tube). Recorded specifications: brand Western Electric, construction Diode, and socket Noval (B9A). The archive does not yet hold a photographed example of this type.
BrandWestern Electric
ClassVoltage Reference Tube
BaseNoval (B9A)
Construction
Primary TypeDiode
EnvelopeT 6-1/2
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Cathode Current8 mA
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Reference | 100 V | — | — | — | 6 mA |
Application Notes
The 423A is used as a voltage reference tube with exceptionally stable characteristics.
Datasheets
Datasheet: 423A.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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