MCM Electronics

Single 31 Band Graphic EqualizerMCM Part #: 555-20665  |  DBX Professional Part #: 131S

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31 Band Graphic Equalizer

The dbx 131s includes a single 31-band channel of 1/3-octave equalization, ±12 dB input gain, switchable ±6 dB or ±12 dB boost/cut range, 20mm nonconductive sliders, an intuitive user interface, and output level metering. From its extended 10Hz to 50kHz frequency response and 110 dB dynamic range to the quality componentry and meticulous attention to detail, the 131s offers exceptional sound and rugged reliability that guarantees you will always sound your best.

Product Description

    Features
  • Single 31-band, 1/3-octave Constant Q frequency bands
  • Switchable boost/cut ranges of ±6 or ±12dB
  • 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
  • Frequency Response of <10Hz to >50kHz
  • Dynamic range of greater than 108dB
Specifications
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 <10Hz to >50kHz, +0.5/-3dB
Dynamic Range Typically >112dB
Signal to Noise Ratio Typically >95dB
THD+Noise <0.003%
Interchannel Crosstalk <-90dB, 20Hz to 20kHz
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 4.8 lbs.(2.2 kg)
Shipping Weight 6.2 lbs.(2.8kg)
Dimensions 1.75" (4.4cm) H x 6"(15.24cm) D x 19" (48.26cm) W

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Package Specifications & Dimensions
Weight:5.95 lbs.
Hazardous:No
RoHS Comp:No
Warranty:365 days
Need to Return?
Length:22 in.
Width:11.5 in.
Height:2.5 in.
Shipping Information
Extra Shipping Charge:No
Drop Ship:No
Catalog Pages
Catalog/Page:

MCM Cat 57, Page 036

PDF Reference
DatasheetManual

Requires Adobe Acrobat Reader.

Mfr. Info

DBX Professional Logo
Mfr. Name:DBX Professional
Mfr. Part Number:131S