Filter Design

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Anonymous
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Want to filter a bias, reference or even power supply voltage effectively, but only using circuitry that runs off a much-lower supply rail? Might sound impossible, but it is not. This article, by Kendall Castor-Perry, the "Filter Wizard", shows how it is done, with some theory in this article and a practical design in a forthcoming piece. Read the full article at EE Times.

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