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Subject: Re: Need help timing a analog circuit above a setpoin.

Date: 12/13/02 at 6:29 PM
Posted by: Russ Kincaid
E-mail: russlk@netzero.com
Message Posted:

In Reply to: Need help timing a analog circuit above a setpoin. posted by M. Cryts on 12/13/02 at 11:58 AM:

If fast rise does not trigger the timer, that is a timer problem. Instead of a window, parallel two comparators. One detecting the rise, the other detecting the fall. Put some positive feedback in (hysterysis) so there is only one pulse when the signal crosses the threshold.


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