EXHIBIT 4.18 SECOND AMENDMENT TO CANADIAN REVOLVING CREDIT AGREEMENT THIS SECOND AMENDMENT TO CANADIAN REVOLVING CREDIT AGREEMENT dated as of June 24, 2005 (this "AMENDMENT") by and among EMS TECHNOLOGIES CANADA, LTD., a corporation incorporated under...Canadian Revolving Credit Agreement • April 3rd, 2006 • Ems Technologies Inc • Radio & tv broadcasting & communications equipment • Ontario
