Tube-number record
A40
0 archive entries
A40 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Mazda, construction Triode, socket Acorn, and maximum plate voltage 200 V. The archive does not yet hold a photographed example of this type.
BrandMazda
ClassTriode
BaseAcorn
Filament4 V @ 250 mA
Construction
Primary TypeTriode
EnvelopeAcorn
SectionsSingle
Filament / Heater
Absolute Maximum Ratings
Plate Voltage200 V
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 100 V | 2000 | — | 25 | — |
Application Notes
The triode is suitable for operation as Detector or Oscillator at ultra high frequencies.
Datasheets
Datasheet: A40.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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