Stephan Sandenbergh wrote: > <snip> > .... However, faster edges give rise to various problems > such as crosstalk, EMI and reflections&ringing. I guess that another > approach would be to differentially transmit the clock in sinusoidal format > where after it is heavily filtered and squared at the receiving end. Now, > one would have less transmission line problems but also less noise immunity. > The way to minimize reflections and ringing, methinks, is to terminate your cable with its characteristic impendance. A 50-ohm coax is called that because a long length of that coax acts like a 50-ohm resistor. So if you terminate the coax with a 50-ohm resistor, the cable "thinks" it is terminated with an infinite length of the same coax. Hence, no reflections, no standing waves.
-- James Maynard, K7KK Salem, Oregon, USA _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
