DBX 231S Dual Channel 31-Band Graphic Equalizer

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.

Input Connectors: 1/4" TRS, female XLR (pin 2 hot)

Input Type: Electronically balanced/unbalanced, RF filtered

Input Impedance: Balanced 40k ohm, unbalanced 20k ohm

Max Input: >+21dBu balanced or unbalanced

CMRR: >40dB, typically >55dB at 1kHz

Output Connectors: 1/4" TRS, male XLR (pin 2 hot)

Output Type: Impedance-balanced/unbalanced, RF filtered

Output Impedance: Balanced 100 ohm, unbalanced 50 ohm

Max Output: >+21dBu balanced/unbalanced into 2k ohm or greater; >+18dBm balanced/unbalanced (into 600 ohm)

Bandwidth: 20Hz to 20kHz, +0.5/-1dB

Frequency Response: 50kHz, +0.5/-3dB

Dynamic Range Typically: >112dB

Signal to Noise Ratio: Typically >95dB

THD+Noise:

Interchannel Crosstalk:

Bypass Switch: Bypasses the graphic equalizer section in the signal path

Low cut Switch: Activates the 50Hz 12dB/octave high-pass filter

Range Switch: Selects either +/- 6dB or +/-12dB slider boost/cut range

Operating Voltage: 100-240VAC 50/60Hz

Power Consumption: 15W

Power Connector: IEC receptacle

Unit 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

Dual 31-band, 1/3-octave Constant Q frequency bands

Switchable boost/cut ranges of ±6 or ±12 dB

Front panel bypass switch

±12 dB input gain range

4-segment LED ladders for monitoring output levels

XLR and TRS Inpts and Outputs

Frequency Response of 50kHz

Dynamic range of greater than 108dB