Nifty nulling of non-negligible dpot “scale” errors

<img width="808" height="816" src="https://www.edn.com/wp-content/uploads/NullDpotScalErrs_Figure2.jpg?fit=808%2C816" class="webfeedsFeaturedVisual wp-post-image" alt="" style="display: block; margin-bottom: 5px; clear:both;max-width: 100%;" link_thumbnail="" decoding="async" fetchpriority="high" srcset="https://www.edn.com/wp-content/uploads/NullDpotScalErrs_Figure2.jpg?w=808 808w, https://www.edn.com/wp-content/uploads/NullDpotScalErrs_Figure2.jpg?w=150 150w, https://www.edn.com/wp-content/uploads/NullDpotScalErrs_Figure2.jpg?w=297 297w, https://www.edn.com/wp-content/uploads/NullDpotScalErrs_Figure2.jpg?w=768 768w" sizes="(max-width: 808px) 100vw, 808px" /><p>This silly simple circuit cancels out potentially serious digital potentiometer zero- and full-scale errors.</p> <p>The post <a href="https://www.edn.com/nifty-nulling-of-non-negligible-dpot-scale-errors/">Nifty nulling of non-negligible dpot “scale” errors</a> appeared first on <a href="https://www.edn.com">EDN</a>.</p>