Preamp: -1.9 dB GraphicEQ: 20 -3.8; 27 -5.8; 36 -6.7; 47 -7.3; 63 -7.3; 84 -8.4; 112 -9.8; 150 -11.2; 200 -12.2; 267 -10.6; 356 -7.3; 474 -3.8; 632 -2.2; 843 -1.3; 1125 1.6; 1500 0.2; 2000 -4.7; 2667 -9.5; 3557 -6.4; 4743 -4.3; 6325 -9.9; 8434 -5.7; 11247 -5.9; 14998 -6.5; 20000 -16.9