Preamp: -0.8 dB GraphicEQ: 20 -0.9; 27 -1.3; 36 -1.5; 47 -1.3; 63 -1.8; 84 -3.0; 112 -4.0; 150 -3.9; 200 -4.1; 267 -2.2; 356 -0.4; 474 -0.1; 632 -0.4; 843 -0.4; 1125 0.5; 1500 -0.8; 2000 -2.1; 2667 -2.6; 3557 -6.6; 4743 -7.0; 6325 -2.3; 8434 -0.4; 11247 -9.3; 14998 -8.6; 20000 -6.7