NX Audio Opal-62 Constant Q Graphic Equalizer

Application: Live concert acoustic tuning, recording studios, venue sound.
Key Features: 30 ISO bands per channel (+/-15dB gain), Constant Q filters, sweepable high-pass filter (OUT to 250Hz @ 12dB/octave), high & low shelving contour controls.
Specifications: Dual 30-band 1/3-octave graphic equalizer.