[time-nuts] Zero-Crossing Detector Design?
Chris Albertson
albertson.chris at gmail.com
Fri Jul 20 05:42:52 UTC 2012
On Thu, Jul 19, 2012 at 5:47 PM, Rick Karlquist <richard at karlquist.com> wrote:
>
> Hysteresis does nothing to eliminate jitter or temperature
Maybe, but it is absolutely needed if there is any noise on the
signal. A perfect comparator with zero hysteresis would dither on
every zero crossing.
Chris Albertson
Redondo Beach, California
More information about the time-nuts
mailing list