The simplest method of all would be to put one on the X axis and one on the Y axis of an o-scope.
What levels of precision/accuracy are you looking for? On Wed, Sep 7, 2011 at 11:36 PM, Ilja Gerhardt <[email protected]> wrote: > Hi time nuts - > > I am new to the list and have a trivial question on the comparison of > two clocks: In principle it might be very easy to simply monitor the > relative phase-shift of two sine outputs of two clocks, e.g. of two > 10MHz outputs. > > For this, it would be ideal to have a very high frequency, such as a > phase-locked 1GHz signal. Does anyone have a reference to a circuitry, > which implements a phase-locked up-converted signal? > > But, I guess there are better ways to compare two clocks - I recall a > setup where two clocks are referenced to a third, similar frequency > signal (which might even have phase-noise and such) on two mixers. Then > the two outcomes are compared. Does anyone have a good reference/ paper > to a comparison of clock-comparison possibilities? > > Best Regards from the PST > > Ilja > > _______________________________________________ > time-nuts mailing list -- [email protected] > To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts > and follow the instructions there. > _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
