Update change history.

magloop.html

@@ -122,6 +122,8 @@
             [2]: A. Boswell, A. J. Tyler and A. White, <b>"Performance of a Small Loop Antenna in the 3 - 10 MHz Band"</b> <i>, IEEE Antennas and Propagation Magazine, 47, 2, April 2005, pp. 5 1 -56.</i> <br>
             <br>
             <b><u>Change history:</u></b><br>
+            <b>[27-Sep-21]</b> <br>
+            * Added band wavelength to tooltip display. Changed 60 m band from 5.0 to 5.3 MHz..<br>
             <b>[26-Sep-21]</b> <br>
             * Added metal type to schematic display.<br>
             * Reduced display precision for Cap and Q in tooltip.<br>