Preamp: -8.2 dB GraphicEQ: 20 -4.7; 27 -4.8; 36 -4.8; 47 -4.8; 63 -5.2; 84 -6.2; 112 -7.0; 150 -6.7; 200 -6.4; 267 -4.6; 356 -2.9; 474 -2.1; 632 -1.3; 843 -0.5; 1125 1.1; 1500 3.3; 2000 5.3; 2667 7.5; 3557 7.9; 4743 6.7; 6325 4.9; 8434 1.2; 11247 -4.5; 14998 -10.2; 20000 -21.9