What is wrong with this?  For small appliances running off of 120/220VAC
it works great.

Sherpa Doug

> -----Original Message-----
> From: Douglas Butler
> Sent: Tuesday, July 31, 2001 3:21 PM
> To: PICLIST@MITVMA.MIT.EDU
> Subject: Re: [OT] current sensing circuit
>
>
> Use the forward drop across a few diodes to drive an optoisolator.  Or
> use a current transformer if the load is large or you want to measure
> how large it is.
>
> Sherpa Doug
>
> > -----Original Message-----
> > From: Frank Tarsitano [mailto:ftarsitano@YAHOO.CA]
> > Sent: Tuesday, July 31, 2001 3:18 PM
> > To: PICLIST@MITVMA.MIT.EDU
> > Subject: [OT] current sensing circuit
> >
> >
> > I'm looking for a circuit that will detect current
> > flow. I want to know when a particular appliance is
> > turned ON.
> >
> > If any one can help it would be greatly appreciated.
> >
> >
> > _______________________________________________________
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