On 2017-02-05, David Woolley <[email protected]> wrote: > On 05/02/17 00:22, Robert Scott wrote: >> I hope to achieve a >> frequency accuracy of 5 PPM. Once that measurement is made, I store >> it for subsequent use in my app.
5ppm is not hard if you keep discipling the clock with ntpd/chrony. If you let it freerun, then things like heat will cause trouble. > > The equipment doesn't have a very long service life and is in a > temperature controlled environment, as I think both ageing and thermal > effects can violate the 5ppm limit. _______________________________________________ questions mailing list [email protected] http://lists.ntp.org/listinfo/questions
