9.5" graphic equalizer, FBQ feedback detection system, high-pass filter, 6-digit LED input/output level display

The Ultragraph Pro FBQ1502HD is a High-Definition 15-Band Stereo Graphic Equalizer with FBQ Feedback Detection System.Profes...

FBQ3102HD Ultragraph Pro 2 x 31 Band EQ, Professional 31-band stereo graphic equalizer for live and studio applications, FBQ Fe...

The ULTRAGRAPH PRO FBQ6200 takes the graphic equalizer a giant leap forward technologically, providing robust feature sets and ...

The DBX 215s is a dual graphic EQ featuring two 15-bandchannels of 2/3-octave equalization, ±12 dB input gain, switchable±6 dB...

The DBX 131S 31-Band Graphic EQ is a high-quality and competitively priced 31-band graphic EQ featuring single 31-band and 1/3...

With a proven track record that spans four decades, dbx® EQs are the industry standard for touring, studios, and audio install...

The EQ351 31-Band Graphic Equaliser by ART features constant Q circuitry with a 3% centre frequency accuracy, 20mm centre deten...

The ART EQ341 Dual Channel 15 band 2/3 octave graphic equalizer is a powerful tool for solving a number of audio problems...

The 1231 provides such standard features as dual channels of 31 - 1/3-octave bands, ISO frequency centers, +/-12dB of input gai...