Preamp: -9.8 dB GraphicEQ: 20 -2.3; 27 -2.3; 36 -2.4; 47 -2.5; 63 -2.9; 84 -3.2; 112 -3.4; 150 -3.9; 200 -4.8; 267 -4.4; 356 -3.8; 474 -2.6; 632 -2.2; 843 -1.5; 1125 1.7; 1500 2.8; 2000 4.2; 2667 6.6; 3557 5.0; 4743 9.5; 6325 8.3; 8434 2.2; 11247 -10.7; 14998 -15.3; 20000 -18.2