Major upgrade

Source/Program/GUI/Model/ImpedanceDataModel.cs

@@ -1,7 +1,27 @@
-using CommunityToolkit.Mvvm.ComponentModel;
+/*-------------------------------------------------------------------------
+//                           UNCLASSIFIED
+/*-------------------------------------------------------------------------
+RAYTHEON PROPRIETARY: THIS DOCUMENT CONTAINS DATA OR INFORMATION
+PROPRIETARY TO RAYTHEON COMPANY AND IS RESTRICTED TO USE ONLY BY PERSONS
+AUTHORIZED BY RAYTHEON COMPANY IN WRITING TO USE IT. DISCLOSURE TO
+UNAUTHORIZED PERSONS WOULD LIKELY CAUSE SUBSTANTIAL COMPETITIVE HARM TO
+RAYTHEON COMPANY'S BUSINESS POSITION. NEITHER SAID DOCUMENT NOR ITS
+CONTENTS SHALL BE FURNISHED OR DISCLOSED TO OR COPIED OR USED BY PERSONS
+OUTSIDE RAYTHEON COMPANY WITHOUT THE EXPRESS WRITTEN APPROVAL OF RAYTHEON
+COMPANY.
+
+THIS PROPRIETARY NOTICE IS NOT APPLICABLE IF DELIVERED TO THE U.S.
+GOVERNMENT.
+
+UNPUBLISHED WORK - COPYRIGHT RAYTHEON COMPANY.
+-------------------------------------------------------------------------*/
+using CommunityToolkit.Mvvm.ComponentModel;
 
 namespace ProgramLib.GUI.Model
 {
+   /// <summary>
+   /// Impedance Data model used for data binding
+   /// </summary>
    internal partial class ImpedanceDataModel : ObservableObject
    {
       [ObservableProperty]