Hey polebender, here is an excellent article written by Jerry Blake, moderator of the AR board. He gives in-depth instructions for getting the most out of your depthfinder. Best thing to do is print these instructions off, take 'em to the lake with you, and spend a couple of hours fine-tuning your set-up on the water. http://www.crappie.com/gr8vb3/showthread.php?t=27679