Time on computers is typically set using Network Time Protocol (NTP) over the internet however I believe these [1] devices do what you're describing. [1] - https://www.meinbergglobal.com/english/products/pci-express-clocks.htm On 24 May 2017 at 15:53, Chris Olson <chris_e_olson at yahoo.com> wrote: > One of our STEM interns recently observed that there are > inexpensive clocks that sync via radio to standard time > services. This begged a question about why every computer > would not have a radio module to receive time. Our senior > staff did not have a good answer or if time from such a > radio module would be supported by the operating system. > > When I was a student, such questions would have earned me > extra homework assignments. We now have only PC directed > relationships with interns so we don't assign any extra > homework for curiosity. Can anyone help with the answers? > > Thanks and best regards. > _______________________________________________ > CentOS mailing list > CentOS at centos.org > https://lists.centos.org/mailman/listinfo/centos >