The Topp Pro TEQ-231SW is a stereo graphic equalizer tailored for both main and subwoofer output control, making it ideal for clubs, live sound, and installation systems. It features two 31-band (1/3-octave) EQ sections with selectable ±6 dB or ±12 dB boost/cut ranges. With both XLR and TRS inputs/outputs, a dedicated subwoofer output, and a compact 2U rack profile, it combines flexibility and precision in a practical format.
Built for clean performance, the TEQ-231SW offers a 20 Hz to 50 kHz response, total harmonic distortion below 0.01%, and a signal-to-noise ratio greater than 110 dB. It also includes a 40 Hz high-pass filter and a 16 kHz low-pass filter, allowing seamless integration into systems that need dedicated sub control.
TOPP PRO BAND EQUALIZER - TEQ231SW
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Type: 2 × 31-band stereo graphic EQ, 1/3-octave ISO spacing
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Boost/Cut Range: selectable ±6 dB or ±12 dB
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Inputs/Outputs: Active balanced XLR & ¼″ TRS; unbalanced RCA; <600 Ω output impedance
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Filters: Built-in high-pass (40 Hz @ 12 dB/oct) and low-pass (16 kHz @ 12 dB/oct)
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Performance: Frequency response 20 Hz–50 kHz, THD+N < 0.01%, S/N ratio > 110 dB; power consumption ~18W; dimensions 483 × 220 × 88 mm
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