Preamp: -8.7 dB GraphicEQ: 20 8.4; 27 7.5; 36 7.2; 47 6.6; 63 5.6; 84 3.6; 112 1.3; 150 -0.7; 200 -2.1; 267 -1.7; 356 -1.6; 474 -2.1; 632 -1.7; 843 -0.4; 1125 0.1; 1500 0.0; 2000 -0.8; 2667 2.6; 3557 5.4; 4743 2.1; 6325 2.7; 8434 4.5; 11247 2.0; 14998 -6.1; 20000 -18.5