You don't. That's why the HC4046 has 3 phase comparators. Different strokes for different folks...
________________________________ From: Hal Murray <hmur...@megapathdsl.net> To: Discussion of precise time and frequency measurement <time-nuts@febo.com> Sent: Fri, February 10, 2012 9:35:01 PM Subject: Re: [time-nuts] GPS lock of the FE5680. Current experiment and question paulsw...@gmail.com said: > Hang on here. If the signal was 10 MHz for ref and RB its easy as suggested > here XOR gates and such. Assume I have 2 signals that are (very) close to 10 MHz and I get to read their XOR. How do I know which one is faster? -- These are my opinions, not necessarily my employer's. I hate spam. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there. _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.