# gnuplot script for plotting 3 hour WWVB chart # Copyright 2001 John Ackermann Version: 15 July 2001 # May be freely used provided these notices are retained, and a copy # of any modified version that's distributed to third persons is sent # to jra@febo.com # Note the liberal use of hard-coded path in the data processing pipeline # and image output. set data style lines set title "Sulzer 2.5 vs. WWVB\nRelative Phase via Fluke 207-1\nMost Recent 3 Hours" "large" set grid ytics linewidth 2 set grid mytics linewidth 0.25 set ylabel "Microseconds" set xrange [0:1080] set xtics 90,90 set xlabel "Samples (10 second interval)" set size 1.5,1.0 set terminal png small color set output "/var/www/febo.com/time-freq/wwvb/images/sulzer-wwvb-3h.png" plot "< tail --lines=10800 \ /var/www/febo.com/time-freq/wwvb/data/sulzer-wwvb.dat \ | /var/www/febo.com/time-freq/tools/prefilter.pl \ | /var/www/febo.com/time-freq/tools/10us-wrap.pl \ | /var/www/febo.com/time-freq/tools/average.pl" notitle set output pause 1