Preamp: -7.8 dB GraphicEQ: 20 -4.7; 27 -4.7; 36 -4.7; 47 -4.7; 63 -5.1; 84 -6.1; 112 -7.0; 150 -6.8; 200 -6.5; 267 -4.9; 356 -3.2; 474 -2.4; 632 -1.6; 843 -0.6; 1125 1.1; 1500 3.3; 2000 5.2; 2667 7.2; 3557 7.5; 4743 6.3; 6325 4.7; 8434 1.2; 11247 -4.4; 14998 -10.2; 20000 -21.9