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SM Pro Audio CQ31 31-Band Graphic EQ and Optical Compressor

B&H # SMPCQ32 Mfr # CQ32
Usually ships in 7-14 business days

Availability Details

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This is a Special order item. Est. arrival at B&H is 7-14 business days (subject to availability). Your order will be charged at time of shipment. Item is non-cancelable and non-returnable.
PayPal Orders
PayPal orders will be charged when the order is placed.
International Orders
International orders will be charged when the order is placed.

Free Standard Shipping
Not eligible for free Expedited Shipping
You Pay: $199.99
Product Highlights
  • 31 Bands of EQ
  • Selectable +/- 6 or 12dB EQ Range
  • Built-In Optical Compressor
  • Low-Cut Filter at 80Hz
  • Balanced XLR Input & Output
  • Balanced/Unbalanced TRS Input & Output
  • Balanced Euroblock Input & Output

The CQ31 31-Band Graphic EQ and Optical Compressor from SM Pro Audio is designed to be used as a graphic EQ and compressor for live sound, fixed installation, and DJ use. It features 31-bands of graphic equalization with a selectable range of +/- 6 or 12dBs. The built-in optical compressor has controls for compression level, and attack and release time. The compressor can also be switched to be in-line before or after the EQ section. The unit has an EQ bypass button as well as a low-cut filter at 80Hz.

Input and Output Options
The CQ31 features a variety of inputs and outputs. Both the input and output sections include a balanced XLR connector, a balanced/unbalanced 1/4" TRS connector, and a balanced 3-Pin Euroblock connector
Inputs 1x 3-Pin Balanced Euroblock
1x Balanced XLR
1x Balanced/Unbalanced 1/4" (6.35 mm) TRS
Outputs 1x 3-Pin Balanced Euroblock
1x Balanced XLR
1x Balanced/Unbalanced 1/4" (6.35 mm) TRS
Controls 1x Range Button (+/- 6 dB or +/- 12 dB)
1x Bypass Button
1x 80 Hz Low Cut Filter Button
1x Input Level Knob
Compressor 1x Compression Level Knob
1x Compressor In Button
1x Attack Knob (1 to 100 ms)
1x Release Knob (0.1 to 3 s)
1x Pre-EQ/Post-EQ Button
Graphic EQ Selectable +/- 6 dB or +/- 12 dB
20 Hz
25 Hz
31.5 Hz
40 Hz
50 Hz
63 Hz
80 Hz
100 Hz
125 Hz
160 Hz
200 Hz
250 Hz
315 Hz
400 Hz
500 Hz
630 Hz
800 Hz
1 kHz
1.25 kHz
1.6 kHz
2 kHz
2.5 kHz
3.15 kHz
4 kHz
5 kHz
6.3 kHz
8 kHz
10 kHz
12.5 kHz
16 kHz
20 kHz
SM Pro Audio CQ31 31-Band Graphic EQ and Optical Compressor
  • Limited 1-Year Warranty
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