andy pugh wrote: > On 11 March 2011 05:14, Kirk Wallace <[email protected]> wrote: > >> On Thu, 2011-03-10 at 20:53 -0600, Jon Elson wrote: >> ... snip >> >>> A current-sense resistor could be added outside the amp in series with >>> the motor wires. >> This sounds like the way to go. Thanks. >> > > Rather than break the motor wires, why not use a current-clamp? > http://uk.rs-online.com/web/search/searchBrowseAction.html?method=getProduct&R=1807357 > > Well, that is a UK supplier. I use a similar sensor from Tamura in a project, they are completely out of stock in the US, with a 6-month backorder. Any of these special single-source parts can be a real problem to get when you need just a couple. I have to order those sensors from a guy in China!
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