Eli Krantzberg has produced a video tutorial about using Smart Controls in Logic Pro X together with the Waves Renaissance Equalizer plugin.
Using Smart Controls With Waves Renaissance Equalizer
In the video, you'll learn how to set up Logic Pro X’s Smart Controls to create Q and Gain Coupling on a single control. You can use it to generate variable width settings based on the value of the gain parameter like many vintage EQ units.
About the Waves Renaissance EQ
The Waves Renaissance Equalizer is a paragraphic EQ with filter curves based on vintage analog equalizers for a warm, analog-style sound. For more info or a demo, see Renaissance Equalizer.