The OP mentioned something about pulling data from Washington (i think he was in nevada/utah). Where can you access power grid data like that over the internet?
On Fri, Sep 9, 2011 at 1:17 PM, Hal Murray <hmur...@megapathdsl.net> wrote: >> What software do you use for the monitoring? > > Things are pretty simple if you have a Linux box. Here is the code I'm using: > http://www.megapathdsl.net/~hmurray/time-nuts/60Hz/60Hz.py > > Kernel support to capture PPS info into NTP was developed many years ago. > The API gives you a time stamp and a count. Although the intention was 1 Hz, > it works fine at 60 Hz. It's available on recent Linux kernels and has been > available on most/all *BSD systems for a long long time. > > Linux also makes that info available via /sys/class/pps/pps0/assert so you > can get at it with scripts and don't need to write/compile c code. > [murray@shuksan]$ cat /sys/class/pps/pps0/assert > 1315583280.999957314#763070 > [murray@shuksan]$ > > It wouldn't be hard to write something similar in c that would run on a BSD > box. > > > > -- > 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.