DBX 231s Dual Channel 31-Band Equalizer

Priced: $199.95
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DBX 231s Dual Channel 31-Band Equalizer -

The dbx 231s is a dual channel equalizer which includes 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.
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 quality, there's no longer any excuse for compromising your sound.


  • 12dB per octave, 3dB down at 50Hz low-cut filter


  • Dual channel, 31-band, 1/3-octave constant Q graphic EQ


  • 20mm non-conductive sliders
  • +/-12 dB input gain range
  • Front panel bypass switch
  • 4-segment LED ladders for monitoring output levels
  • Switchable boost/cut ranges of +/-6 or +/-12dB
  • XLR and 1/4" TRS inputs and outputs
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Bandwidth:20Hz to 20kHz, +0.5/-1dB
Dimensions (H x D x W):3.5" x 6" x 19" / 8.9 x 15.24 x 48.26 cm
Dynamic Range:Typically >112dB
EQ Bypass:Bypasses the graphic equalizer section in the signal path
Frequency Response:<10Hz to >50kHz, +0.5/-3dB
Input: CMRR:>40dB, typically >55dB at 1kHz
Input: Connectors:1/4" TRS, female XLR (pin 2 hot)
Input: Impedance:Balanced 40k ohm, unbalanced 20k ohm
Input: Type:Electronically balanced/unbalanced, RF filtered
Interchannel Crosstalk:<-90dB, 20Hz to 20kHz
Low Cut:Activates the 50Hz 12dB/octave high-pass filter
Mains Connection:IEC receptacle
Max Input Level:>+21dBu balanced or unbalanced
Max Output Level:>+21dBu balanced/unbalanced into 2k ohm or greater +18dBm balanced/unbalanced (into 600 ohm)
Operating Voltage:100VAC-240VAC 50/60Hz
Output: Connectors:1/4" TRS, male XLR (pin 2 hot)
Output: Impedance:Balanced 100 ohm, unbalanced 50 ohm
Output: Type:Impedance-balanced/unbalanced, RF filtered
Power consumption:15W
Range:Selects either +/- 6dB or +/- 12dB slider boost/cut range
Signal-to-Noise:Typically >95dB
Weight:6.2 lbs.(2.81 kg)

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  • Everything from DBX.

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