On Tue, Feb 01, 2011 at 08:41:17PM -0500, Jim Lynch wrote:
> Ben Okopnik wrote:
> >
> > Fortunately, most AC caps tend to run from 5 to 50μF or so, which is
> > slow enough that you should even be able to roughly estimate if the cap
> > value is somewhere near what you want - as long as you know your meter's
> > internal resistance, that is.
> >
> Yep, I've done that before. Been so long I forgot. So I got out the
> trusty meter and lo and behold it's got a capacitor function. I now
> have a 1 nF cap.
[laugh] When I said that you can go lower on the value, I didn't mean
7500 times lower! Yeah, that sounds like an open-circuited cap.
> Hm, I looked at the motor and found it said 7.5 uF,
> 370 V. With luck I'll find one tomorrow.
That's a bog-standard value. Should find that one at any motor shop,
appliance junkyard, etc.
Ben
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