Check out this instructional DJ video that shows you how to use the filter effect in Traktor. This is the first in a series of tutorials on using FX to spice up your DJ sets and take midi controllers to the next level. This is one of the most basic but effective effects. A filter will not only help you blend songs together by removing conflicting frequencies, but can create a lot of interesting sounds. Use the filter FX in Traktor and improve your DJ skills.