Used Yamaha GQ1031B II Equalizer

Add classic Yamaha tone shaping to your rack with this used GQ1031B II graphic equalizer in fair condition, ideal for live sound, studio, or install. Featuring dual 31-band EQ control with standard 1/3-octave spacing, it delivers precise feedback control and musical sculpting across the full audio spectrum. Built for dependable operation and straightforward, hands-on adjustment, it’s a cost-effective way to refine mixes, tame problem frequencies, and enhance overall clarity.