Peter A more prosaic explanation springs to mind. What are the specs for the Disciplined oscillator package? It is possible that the frequency setting resolution is a few times 1E-11 and the frequency steps you see correspond to 1-2 bits of the frequency setting DAC.
Bruce _______________________________________________ time-nuts mailing list [email protected] https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts
