Want to mix and scratch like a professional DJ? To be a good DJ you need to understand the concepts of mixing tracks, adding cool effects, and of course you need a good sense of rhythm to line up the beats. This three part how to video explains how you can do a spin back on a CDJ turntable. A small spin back can give a subtle change to the mix. Watch this three part DJ tutorial and you can learn how to do a spin back on a CDJ turntable.