Preamp: -8.5 dB GraphicEQ: 20 2.6; 27 2.5; 36 2.5; 47 2.3; 63 1.6; 84 0.4; 112 -0.8; 150 -1.7; 200 -2.6; 267 -2.1; 356 -1.5; 474 -1.4; 632 -0.9; 843 -0.3; 1125 1.0; 1500 3.2; 2000 5.4; 2667 7.6; 3557 8.2; 4743 7.2; 6325 5.7; 8434 2.4; 11247 -3.2; 14998 -8.9; 20000 -20.6