Preamp: -7.9 dB GraphicEQ: 20 -5.6; 27 -5.7; 36 -5.6; 47 -5.5; 63 -5.8; 84 -6.6; 112 -7.4; 150 -7.2; 200 -7.0; 267 -5.3; 356 -3.6; 474 -2.7; 632 -1.8; 843 -0.7; 1125 1.2; 1500 3.4; 2000 5.3; 2667 7.3; 3557 7.6; 4743 6.4; 6325 4.8; 8434 1.3; 11247 -4.3; 14998 -10.1; 20000 -21.8