1231 Dual 31-Band Graphic Equalizer

Precision engineered to provide years of maintenance-free operation, the DBX 1231 Graphic Equalizer provides such standard features as dual channels of 31 - 1/3-octave bands, ISO frequency centers, +/-12dB of input gain range, and switchable 40Hz/18dB per octave low-cut filters. Other features on the 1231 Equalizer include 45mm faders, selectable +/-6dB or +/-15dB boost/cut range, XLR, barrier strip, and 1/4" TRS connectors, balanced inputs and outputs, and chassis/signal ground lift for quick hum isolation.