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    dbx 131S Graphic EQ, 31-Band

    The dbx 131S is a single channel 31-Band graphic EQ with 1/3 octave bands, switchable boost/cut ranges and more.
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    Web Item #DBX131S

    dbx 131S 31-Band Graphic EQ
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    Manuals and Documents: Manual
    DBX Warranty: If you have additional warranty questions, please call the manufacturer at 801-568-7660
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    • 2 Day: $4
    • Overnight: $26
    This product ships to: Can ship to United States Can ship to APO/FPO

    60-Day Return Policy Applies on This Item - Get it shipped today and if it isn't perfect, send it back!

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    dbx 131S 31-Band Graphic EQ Product Description

    The dbx 131S Graphic Equalizer series has been designed to meet the needs of the most demanding sound reinforcement environments, while offering the simplicity of straightforward controls.

    The dbx 131S not only offers standard features like single-channel, 31, 1/3 octave bands, ISO frequency centers, +/- 12 dB input gain range, and switchable 50Hz/12 dB per octave low-cut filter, but also includes other insightful features. These features include 20 mm faders; selectable +/-6dB or +/-12dB boost/cut range for precise gain adjustments; XLR, and 1/4 inch TRS connectors for installation ease; balanced inputs and outputs for quiet operation. The visionary design of the dbx 131 makes your job easier.


    - Single 31-band, 1/3-octave Constant Q frequency bands
    - Switchable boost/cut ranges of +/-6 or +/-12 dB
    - 12dB per octave, 3dB down @ 50Hz low-cut filter
    - Front panel bypass switch
    - +/-12 dB input gain range
    - 4-segment LED ladders for monitoring output levels
    - XLR and TRS Inputs and Outputs
    - Internal Toroidal Transformer
    - Frequency Response of <10 Hz to >50kHz
    - Dynamic range of greater than 108dB

    Same Day Music is an authorized dealer of DBX products.

    dbx 131S 31-Band Graphic EQ Technical Description

    - Connectors: 1/4 inch 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

    - Connectors: 1/4 inch TRS, male XLR (pin 2 hot)
    - Type: Impedance-balanced/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: <10Hz to >50kHz, +0.5/-3dB
    - Dynamic Range: 108dB
    - Signal-to-Noise: 90dB
    - THD+Noise: <0.004%
    - nterchannel Crosstalk: <-80dB, 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

    Power Supply
    - Operating Voltage: 100VAC 50/60Hz, 120VAC 60Hz, 230VAC 50/60Hz
    - Power Consumption: 12W
    - Mains Connection: IEC receptacle

    Note: Specifications subject to change without notice.

    Same Day Music is an authorized dealer of DBX products.
    Shipping Weights and Dimensions
    Shipping Weight: 6 lbs
    Shipping Dimensions: 22 x 12 x 3 in

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