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High-Quality, Affordable EQ!

The ART HQ-231 Dual 31-Band EQ features ART 's proprietary FDC (Feedback Detection Circuit) found exclusively in ART equalizers. FDC shows you exactly where feedback is occurring - quickly and precisely - making the proper attenuation of offending frequencies fast and easy.

Professional quality features , functionality and a new low-noise design make the HQ-231 an outstanding equalizer. The HQ-231 has Constant-Q filtering with ISO centers, independent variable highpass and lowpass filters, L E D - illuminated detented slide potentiometers, switchable +/- 6db or +/-12db boost/cut ra n g e, independent level a nd bypass controls, and EQ output LED metering.

The HQ-231 is extremely useful for equalization and feedback elimination in a wide variety of situations, including live sound reinforcement, monitor mixes, nightclub and DJ applications, churches , restaurants and many more environments where precision equalization and feedback detection is essential.

Features:

• Low Noise - High Performance Circuitry
  
• Dual 31-Band EQ
  
• FDC Feedback Detection Circuit
  
• Constant - Q filtering with ISO Centers
  
• LED Illuminated Detented Sliders
  
• Switchable Power Line Voltage
  
• 2U Rack Spaces
  
• Independent Variable High-Pass and Low-Pass Filters
  
• Switchable +/- 6db or +/-12db Boost /Cut Range
  
• Independent Level and Bypass Controls
  
• Equalizer Output LED Metering

Specification Detail Number of Bands 2 x 31-band Q Type Constant Boost/Cut Range Switchable +/- 6db or +/-12db Low-cut Filter Va r i a b l e High-cut Filter Va r i a b l e Faders Throw 45mm Rack Spaces 2U Height 3.5" Depth 7.5" Width 19" Weight 12 lbs Manufacturer Part Number HQ-231