Behringer
Behringer FBQ6200 FBQ-PRO Feedback Detection System
List Price: 170(GBP)
The flagship of the entire FBQ series the ULTRAGRAPH PRO FBQ6200 is an ultra-musical 31-band stereo graphic equalizer that goes the distance to offer a maximum in performance and flexibility in both live and studio applications. Start with the forward-looking FBQ Feedback Detection System that instantly reveals feedback frequencies and also can be used as an audio analyzer.