Preamp: -11.7 dB GraphicEQ: 20 11.3; 27 11.3; 36 11.2; 47 10.3; 63 8.8; 84 6.8; 112 4.9; 150 3.0; 200 1.1; 267 0.6; 356 0.1; 474 -0.4; 632 -0.3; 843 -0.1; 1125 0.8; 1500 3.0; 2000 5.1; 2667 7.4; 3557 7.9; 4743 6.5; 6325 4.5; 8434 0.5; 11247 -5.4; 14998 -11.2; 20000 -22.9