Dbx 231 Series Graphic Equalizer

When the pros need an EQ, they turn to dbx. With a proven track
record that spans four decades, dbx EQs are the industry standard for
touring, studios, and audio installations. With the dbx heritage of
revered pro EQs, the 231s meets the needs of the most demanding sound
reinforcement environments, while offering the simplicity of
straightforward controls.

The dbx 231s includes two 31-band channels of 1/3-octave
equalization, ±12 dB input gain, switchable ±6 dB or ±12 dB boost/cut
range, 20mm nonconductive sliders, an intuitive user interface, and
output level metering. From its extended 10Hz to 50kHz frequency
response and 112 dB dynamic range to the quality componentry and
meticulous attention to detail, the 231s offers exceptional sound and
rugged reliability that guarantees you will always sound your best.