Changed antenna size from conductor length to perimeter in wavelength

magloop.html

@@ -105,11 +105,12 @@
                 <li>Reactance (j&#937): The inductive reactance of the loop in ohms.</li>
                 <li>Q : The antenna Q (quality) factor.</li>
                 <li>Ia (A): The RMS loop current in amps.</li>
+                <li>Size (&#955): Antenna perimeter size relative to the wavelength.</li>
             </ul>
             <br>
             <b><u>Change history:</u></b><br>
             <b>[22-Sep-21]</b> <br>
-            * Added antenna size in wavelength to the chart display as a new item.<br>
+            * Added antenna perimeter size in wavelength to the chart display as a new item.<br>
             <b>[21-Sep-21]</b> <br>
             * Added distributed capacitance calculation and display for the single turn loop.<br>
             <b>[19-Sep-21]</b> <br>
@@ -520,7 +521,8 @@
                 var retval = [];
                 frequencies.forEach(freq => {
                     const lambda = 3e8 / (freq*1e6);
-                    const size = conductor_length / lambda;
+                    const size = perimeter / lambda; // size along the perimeter
+                    // const size = conductor_length / lambda;
                     retval.push({x:freq, y:size});
                 });
                 return retval;