I just received my OMNI VII today and learning the ropes with it. Does anyone know how to change the call sign that appears when the rig boots up? Thanks in advance.. Bill N3WM Bill Mellema B&J Communications Inc. 2230 Ridgemont Drive Finksburg, Maryland 21048 410-861-8199 Fax 410-861-8605 Cell 410-790-6072