public SystemCharacteristicsItemSelectionFrame() {
super.setTitle("System-Characteristics Test");
this.setIconImage(
new ImageIcon("./images/i16x16/isop_favicon.png").getImage());
osSelPanel = new OneSetSelectionPanel();
String rVarName = dao.Controller.fitRVarName("sysch");
compRep2d3dtabOptPanel = new CompRepAnd2DAnd3DAndTableOptions(
dao.Controller.fitName(rVarName + ".freq"),
dao.Controller.fitName(rVarName + ".plot3d"),
dao.Controller.fitName(rVarName + ".table")