Gratis Symmetrical Opamp Supply Voltages
Published in issue 379, July/August 2008
Many ways to obtain a set of symmetrical supply voltages for operational amplifiers and comparators from a single +5-V supply voltage have been described already. The simplest option (including with regard to component availability and price) is to use a MAX232, which is available in the 16-pin DIP package for less than 30 p (50 eurocents).
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Click below to download a PDF copy of this article from Elektor magazine. Please note. In view of the complexity of international markets, Elektor cannot guarantee the availability of components for this project.
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