[sdiy] Peak Detector

[Paul Perry]

At 09:11 AM 2/04/04 -0500, David Reichert wrote:
>I was wanting to build a peak detector circuit to indicate when a signal
>goes above 5Vp-p. Just one of those single LED indicator types.
>Seems to me the simplest thing to do would be to use a comparator which
>sets off a 555-timer monostable. 
>Are there better ways of doing it or does anyone have a circuit handy
>for this?

....Even simpler, is just using the comparator in the 555!

paul "cheapass" perry Melb Aust