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#8
06-14-2004, 07:03 PM
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Here's a ckt that uses a Hall effect . . . .
device showing the connection to sense current in an external wire.
 But being a "current" device, you need to convert it into a large enough voltage to drive a LED. So here's the ckt config to do that. Any "SINGLE RAIL" opamp will work in this ckt.  The web site; http://www.gmw.com/electric_current/Sentron/CSA-1.html Click on the 'accessories' to see the AN-109KIT. Last edited by JimF; 06-19-2004 at 12:15 PM. 
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