Preamp: -5.3 dB GraphicEQ: 20 -1.9; 27 -2.0; 36 -2.0; 47 -2.2; 63 -2.9; 84 -4.1; 112 -5.2; 150 -5.1; 200 -5.0; 267 -3.5; 356 -1.9; 474 -1.4; 632 -0.9; 843 -0.3; 1125 1.0; 1500 2.5; 2000 3.7; 2667 5.0; 3557 4.6; 4743 3.2; 6325 1.7; 8434 -1.6; 11247 -7.2; 14998 -12.9; 20000 -24.6