The Model 355 Dual 31-band, 1/3-octave Graphic Equalizer may be used in a variety of applications such as live sound, recording .... $Check price at Zzounds.com
ART HQ231 Dual 31-Band Equalizer with Feedback Finder
The newest member of the HQ Series, HQ 231, features ART?s FDC? Feedback Detection Circuitry. The ART proprietary FDC differs fr.... $Check price at Zzounds.com