Preamp: -13.9 dB GraphicEQ: 20 13.6; 27 13.5; 36 13.4; 47 12.9; 63 11.9; 84 10.2; 112 8.6; 150 6.1; 200 3.7; 267 2.6; 356 1.6; 474 0.7; 632 0.3; 843 0.1; 1125 0.7; 1500 3.2; 2000 5.9; 2667 8.8; 3557 9.9; 4743 9.3; 6325 8.0; 8434 4.8; 11247 -0.7; 14998 -6.4; 20000 -18.1