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.
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.
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.
Sure to find a home in the studio, on tour and with installed sound venues, the dbx 231s is destined to take its rightful place in the lineage of great dbx signal processors that are the professional's choice in signal processing. With such affordable quality, there's no longer any excuse for compromising your sound.
Dual 31-band, 1/3-octave Constant Q frequency bandsSwitchable boost/cut ranges of ±6 or ±12 dBFront panel bypass switch±12 dB input gain range4-segment LED ladders for monitoring output levelsXLR and TRS Inpts and OutputsFrequency Response of <10Hz to >50kHzDynamic range of greater than 108dB
Input Connectors : 1/4" TRS, female XLR (pin 2 hot)Input Type : Electronically balanced/unbalanced, RF filteredInput Impedance : Balanced 40k ohm, unbalanced 20k ohmMax Input : >+21dBu balanced or unbalancedCMRR : >40dB, typically >55dB at 1kHzOutput Connectors : 1/4" TRS, male XLR (pin 2 hot)Output Type : Impedance-balanced/unbalanced, RF filteredOutput Impedance : Balanced 100 ohm, unbalanced 50 ohmMax Output : >+21dBu balanced/unbalanced into 2k ohm or greater; >+18dBm balanced/unbalanced (into 600 ohm)Bandwidth : 20Hz to 20kHz, +0.5/-1dBFrequency Response : <10Hz to >50kHz, +0.5/-3dBDynamic Range : Typically >112dBSignal to Noise Ratio : Typically >95dBTHD+Noise : <0.003%Interchannel Crosstalk : <-90dB, 20Hz to 20kHzBypass Switch : Bypasses the graphic equalizer section in the signal pathLow cut Switch : Activates the 50Hz 12dB/octave high-pass filterRange Switch : Selects either +/- 6dB or +/-12dB slider boost/cut rangeOperating Voltage : 100-240VAC 50/60HzPower Consumption : 15WPower Connector : IEC receptacleUnit Weight : 6.2 lbs.(2.81 kg)Shipping Weight : 7.9 lbs.(3.58kg)Dimensions : 3.5" (8.9cm) H x 6"(15.24cm) D x 19" (48.26cm) W