Yamaha EQ-630RS

This graphic equalizer features seven preset equalization curves which have been engineered to match the specific requirements of different types of music. The precision controls enable adjustment of music's frequency response, allowing you to fine-tune the sound to your preference. Use the Spectrum Analyzer to get feedback on the exact equalization you're applying, and use the Memory function to save up to four custom settings. With detented controls, you can easily return to your previous settings and compare them to your newly dialed-in settings.