Tube-number record
A 209
0 archive entries
A 209 is a tube type in the TubeDatabase archive (class: Triode). Recorded specifications: brand Philips, construction Triode, and socket 4-pin. The archive does not yet hold a photographed example of this type.
BrandPhilips
ClassTriode
Base4-pin
Filament2 V @ 0.08 mA
Construction
Primary TypeTriode
EnvelopeGlass
Filament / Heater
Absolute Maximum Ratings
Audio Performance
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A | 150 V | 1000 | 9000 | 9 | 1 mA |
Datasheets
Datasheet: A209.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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