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Measuring power supply ripple

Posted: 23 Mar 2009  Print Version  Bookmark and Share Subscribe

Keywords: power supply ripple  scope probe  transformer 

[Summary of tips] Accurate measurement of power supply ripple is an art in itself. This document offers an example where a neophyte engineer grabbed a scope and got it all wrong. His first mistake was using a scope probe with long ground leads. His second was to place the loop formed by the probe and the ground lead in the vicinity of the power ......
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