ocr: Audio EQ Tool EQ - 1 AI Bypass IN +0.0dB -15.0dB +0.0 dB +15. +15. +15 +10. +10. +10. +5. - d +0. J 10. 0 D 1/4-octave range 16. 15. 20 20 50 Hz 1/4 Oc- 15 kHz 50 Hz 866 Hz 15000 Hz Use the EQ Range slider b 80 Hz move the center point of the 50 100 500 * 12k parametric curve and bcate a specific frequency.