Preamp: -39.1 dB GraphicEQ: 20 37.3; 27 38.8; 36 35.6; 47 31.6; 63 27.1; 84 21.7; 112 16.8; 150 11.1; 200 5.7; 267 3.0; 356 1.7; 474 1.9; 632 2.3; 843 0.4; 1125 0.7; 1500 2.9; 2000 1.0; 2667 -3.9; 3557 -5.9; 4743 4.3; 6325 3.9; 8434 -6.8; 11247 1.4; 14998 5.6; 20000 -4.5