[TechAssist] Re: A question for ESR meter users
- From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
- To: <techassist@xxxxxxxxxxxxx>
- Date: Tue, 16 Oct 2001 10:21:55 -0500
Duh.........try an ohm meter.
Jim Myers
jr.myers@xxxxxxxxxxx
----- Original Message -----
From: "Jeff Dougherty" <jeff@xxxxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Monday, October 15, 2001 10:52 PM
Subject: [TechAssist] Re: A question for ESR meter users
>
> DC-resistance is a new one.
> Can you explain how you test for this, Jim?
> Thank you.
>
> Jeff www.9-11-2001tragedy.com
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>
> ----- Original Message -----
> From: "Jim Myers" <jr.myers@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Monday, October 15, 2001 4:37 PM
> Subject: [TechAssist] Re: A question for ESR meter users
>
>
> >
> > An ESR meter does not check capacitance, you'll find that a lot of
> > capacitors that have a high esr reading will check good on a capacitance
> > tester. Also look out for a shorted, dc resistance, cap. ESR meter may
> show
> > it as good. If a cap checks good for ESR, dc resistance and capacitance
it
> > is probably good, if it fails any of the three test it is bad. If it
> passes
> > all three test and replacement fixes a problem it is still bad.
> > Jim Myers
> > jr.myers@xxxxxxxxxxx
> > ----- Original Message -----
> > From: <Tvcr9@xxxxxxx>
> > To: <techassist@xxxxxxxxxxxxx>
> > Sent: Monday, October 15, 2001 3:08 PM
> > Subject: [TechAssist] A question for ESR meter users
> >
> >
> > >
> > > I have found that the ESR meter can not detect a leaky or lower than
> > normal
> > > capacitors, i.e. it will show a good ESR reading but if the capacitor
> is
> > > checked with a regular capacity meter it will be low in value
> > > Has anyone experienced this also ?
> > >
> > > Bill
> > >
> > >
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> >
> >
>
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