oscope

Hey all, Just curious has anyone tried to hardwire an oscope ? I just bought a dso nano and was thinking why not run the probe in the truck. then I could see when im about to clip and at which notes. if not for experimenting purposes for cool factor, more screens the better right. lol

My first question is What is the proper way to tune my new subs with an oscope. For reference I am soon to be installing 2 sundown 8s and have a sundown saz1500d to power them. I would like to give each sub 500 rms (if that is healthy) and the amp is rated at 1500 rms at 1 ohm. The subs...