diff --git a/tools/meas.py b/tools/meas.py
index 1b42397..531522a 100644
--- a/tools/meas.py
+++ b/tools/meas.py
@@ -510,10 +510,10 @@ if __name__ == "__main__":
 
               if m[1] > 0 and m[2] > 0:
                 if m[1] > m[2]:
-                  vswr = (m[1] / m[2])
+                  vswr = (1.0 * m[1] / m[2])
                   meas_ratio.append(vswr)
                 elif m[1] < m[2]:
-                  vswr = (m[2] / m[1])
+                  vswr = (1.0 * m[2] / m[1])
                   meas_ratio.append(vswr)
                 else:
                   vswr = 1
@@ -541,7 +541,7 @@ if __name__ == "__main__":
             FILE.write("freqency;ratio;impedance;watt;drive;a0;a1\n")
             j = 0
             for m in meas_ratio:
-              FILE.write("%f;%f;%f;%f;%f;%d,%d\n" % (meas_freq[j], m, meas_r[j], meas_p[j], i, meas_data[j][1], meas_data[j][2]))
+              FILE.write("%f;%f;%f;%f;%f;%d;%d\n" % (meas_freq[j], m, meas_r[j], meas_p[j], i, meas_data[j][1], meas_data[j][2]))
               j = j + 1
             FILE.close()
             print "Output file " + args.output_file + " written."