Alt-BEAM Archive
Message #09859
To: beam@sgiblab.sgi.com
From: David Stafford write2dave@yahoo.com
Date: Mon, 7 Feb 2000 08:23:15 -0500
Subject: Re: Capacitor Identification
> Thanks,
> I'll go shopping, and price out the meter.
> Dave
>
> --- "Leonardo Boulton F." wrote:
> > The easyest is to get a multimeter that meassures
> > capacitance.
> > The way to get it from calculations is a bit harder, you
> > need an
> > oscilloscope. I could tell you the eq. (I = C*dV/dt), but
> > i sincearlly
> > don't know how to do it with an old RCT oscilloscope.
> > I recomend you get the multimeter...
> >
> >
> > --- David Stafford wrote:
> > >
> > > I've been dismantling some electronic junk for the
> > parts.
> > > I have a bunch of caps but I don't know the values. Is
> > > there an easy way to check?
> > >
> > > I know I could look at the amount of time it takes to
> > > charge to a given voltage on a Scope. Then do some
> > fancy
> > > calculations to determine the farad value. But I don't
> > > remember the equations (please tell me the equation to
> > save
> > > me the effort if you happen to have it handy), and I
> > don't
> > > have easy access to a scope. Any other suggestions?
> > >
> > > Also if anyone knows how to decipher the capacitor
> > markings
> > > that would help me tremendously.
> > >
> > > Thanks
> > > Dave
> > > __________________________________________________
> > > Do You Yahoo!?
> > > Talk to your friends online with Yahoo! Messenger.
> > > http://im.yahoo.com
> > >
> >
> > =====
> > I'm here... http://geocities.com/l.boulton
> > __________________________________________________
> > Do You Yahoo!?
> > Talk to your friends online with Yahoo! Messenger.
> > http://im.yahoo.com
> >
> __________________________________________________
> Do You Yahoo!?
> Talk to your friends online with Yahoo! Messenger.
> http://im.yahoo.com
>
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