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Dual 31-band EQ




The ART EQ300 Series of graphic equalizers have been designed and engineered to extremely high standards for audio performance and functionality. These innovative, high-quality equalizers are perfect for virtually any audio application where precision frequency tailoring, reliable performance, rugged design and extremely silent processing is important. Rugged construction and solid audio performance make these equalizers particularly well suited to fixed installation as well as touring live sound systems.


  • Dual Channel 31-Band Graphic Equalizer
  • Constant-Q Filtering
  • Balanced XLR, Active Balanced 1/4″, and Unbalanced RCA Input and Output Connectors
  • Variable High-Pass and Low-Pass Filters
  • +/- 6dB or +/-12dB Level Adjustments
  • 20mm Center Detented Frequency Band Sliders
  • Independent Level and Bypass Controls Per Channel
  • Designed for Years of continuous, reliable performance
  • Rugged All Steel Construction
  • One Year Warranty


Filter Type  Constant Q – 3% center accuracy
Frequency Bands  31, 1/3 octave, ISO spacing
Frequency Response  20Hz to 20kHz, +0.5dB
High Pass Filter  10Hz to 250Hz, 12dB/oct
Input Impedance  20k Ω (bal), 15k Ω (unbal)
Input/Output Connections  Active balanced XLR and 1/4″ TRS {XLR pin 2, 1/4″ tip = Hot (+)} Unbalanced RCA
Low Pass Filter  3kHz to 40kHz, 12dB/oct
Maximum Input Level  +22dBm
Maximum Output Level  +18dBm (bal), +22dBm (unbal)
Power  (Switchable) 95-130VAC, 50/60Hz, 22 W (USA)
Range  +/-6dB or +/-12dB selectable
Signal to Noise Ratio  -94dB
Slider Travel  20mm w/ positive centre detent
Total Harmonic Distortion  0.0001
Warranty  One Year
Dimensions  3.5″H x 19″ W x 8.5″ D
Weight  4.1kg

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