Dual 31-Band Graphic Equalizer

This dual 31-band graphic equalizer is designed for professional audio applications. It features switchable boost/cut ranges, balanced/unbalanced inputs and outputs, and versatile connectivity options including XLR, Barrier Strip, and 1/4" TRS connectors.

Sound System Equipment SR-3231F - Image 1

Technical Specifications

Overview

Professional Dual 31-Band Graphic Equalizer

The SR-3231F is a high-performance, dual-channel 31-band graphic equalizer engineered for demanding professional audio environments. It offers versatile connectivity through balanced and unbalanced inputs/outputs, including XLR, TRS, and barrier strips. With flexible boost/cut ranges and essential filtering capabilities, this unit provides precise signal control and reliable performance for sound reinforcement systems.

System Performance

Performance Highlights

115 dB
Max Dynamic Range
97 dB
Max Signal-to-Noise
0.005 %
THD+Noise

Connectivity

Input Impedance

  • Balanced: 40K ohm
  • Unbalanced: 20K ohm

Interface Options
XLR1/4" TRSBarrier Strip

Features

Control Features

  • Switchable boost/cut ranges (+/-6dB or +/-15dB)
  • 18dB/octave 40Hz Bessel low-cut filter
  • Chassis/signal ground lift capability
  • Hardwire relay bypass with 2-second power-up delay

Physical Specifications

Dimensions (H x W x D)
13.4cm x 48.3cm x 20.1cm

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