Preamp: -2.6 dB GraphicEQ: 20 -2.8; 27 -2.8; 36 -2.5; 47 -2.4; 63 -2.3; 84 -2.1; 112 -1.3; 150 0.2; 200 1.4; 267 1.8; 356 0.9; 474 0.1; 632 0.3; 843 0.5; 1125 0.2; 1500 1.0; 2000 1.6; 2667 2.3; 3557 1.6; 4743 0.7; 6325 -0.0; 8434 -2.3; 11247 1.6; 14998 -14.3; 20000 -18.2