Tube-number record
2BA2
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2BA2 is a tube type in the TubeDatabase archive (class: Focus Rectifier). Recorded specifications: brand Sylvania, construction Diode, base Glass, socket Noval (B9A), and maximum plate voltage 7000 V. The archive does not yet hold a photographed example of this type.
BrandSylvania
ClassFocus Rectifier
BaseNoval (B9A)
Construction
Primary TypeDiode
Rectifier Typehalf-wave
EnvelopeT-6 1/2
Base MaterialGlass
Sections1
Filament / Heater
MaterialCoated
Absolute Maximum Ratings
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Tube Drop | 55 V | — | — | — | 6.5 mA |
Application Notes
Socket terminals 2, 3, 7, and 8 shall not be used. Terminal 6 may be used as a tie point for components at or near filament potential. Filament voltage must be maintained between 1.5V and 2.1V.
Datasheets
Datasheet: 2BA2.pdf
Download PDFLoading datasheet...
Datasheets courtesy of Frank Philipse via Frank's Electron Tube Data Sheets.
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