Preamp: -8.7 dB GraphicEQ: 20 8.4; 27 7.3; 36 6.5; 47 5.6; 63 3.9; 84 1.2; 112 -1.6; 150 -4.0; 200 -5.5; 267 -4.5; 356 -3.4; 474 -2.2; 632 -0.7; 843 0.4; 1125 -0.9; 1500 -3.2; 2000 -2.1; 2667 1.9; 3557 -0.3; 4743 2.0; 6325 4.4; 8434 4.7; 11247 4.5; 14998 4.2; 20000 2.0