Index: trunk/Ohana/src/opihi/cmd.astro/czplot.c
===================================================================
--- trunk/Ohana/src/opihi/cmd.astro/czplot.c	(revision 13479)
+++ trunk/Ohana/src/opihi/cmd.astro/czplot.c	(revision 19823)
@@ -49,6 +49,5 @@
   for (i = 0; i < Zvec.Nelements; i++, in++, out++, r++, d++, x++, y++) {
     *out = MIN (1.0, MAX (0.01, (*in - min) / range));
-    while (*r < Rmin) *r += 360.0;
-    while (*r > Rmax) *r -= 360.0;
+    *r = ohana_normalize_angle (*r);
     fRD_to_XY (x, y, *r, *d, &graphmode.coords);
   }