Preamp: -7.2 dB GraphicEQ: 20 -5.4; 27 -5.5; 36 -5.5; 47 -5.3; 63 -5.6; 84 -6.5; 112 -7.2; 150 -7.2; 200 -7.3; 267 -5.8; 356 -4.4; 474 -3.4; 632 -2.2; 843 -0.8; 1125 1.3; 1500 3.3; 2000 5.0; 2667 6.8; 3557 6.9; 4743 5.7; 6325 4.2; 8434 0.9; 11247 -4.7; 14998 -10.4; 20000 -22.1