DBX-231S DBX Graphic EQ DBX-231S DBX Graphic EQ DBX-231S 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. • 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 Repsonse of 50kHz • Dynamic range of greater than 108dB INPUT Connectors: 1/4" TRS, female XLR (pin 2 hot) Type: Electronically balanced/unbalanced, RF filtered Impedance: Balanced 40k ohm, unbalanced 20k ohm Max Input Level: >+21dBu balanced or unbalanced CMRR: >40dB, typically >55dB at 1kHz OUTPUTS Connectors: 1/4" TRS, male XLR (pin 2 hot) Type: Impedance-balanaced/unbalanced, RF filtered Impedance: Balanced 100 ohm, unbalanced 50 ohm Max Output Level: >+21dBu balanced/unbalanced into 2k ohm or greater > +18dBm balanced/unbalanced (into 600 ohm) SYSTEM PERFORMANCE Bandwidth: 20Hz to 20kHz, +0.5/-1dB Frequency Response: 50kHz, +0.5/-3dB Dynamic Range: Typicall >112dB Signal-to-Noise: Typically >95dB THD+Noise: <0.003% Interchannel Crosstalk: <-90dB, 20Hz to 20kHz FUNCTION SWITCHES EQ Bypass: Bypasses the graphic equalizer section in the signal path Low Cut: Activates the 50Hz 12dB/octave high-pass filter Range: Selects either +/- 6dB or +/- 12dB slider boost/cut range
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- 4.00 KGS