% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 881 161 213 192 114 90 139 165 60 197 169 117 606 618 698 727 369 572 366 200 255 195 179 120 200 95 111 137 185 133 143 182 72 24 111 38 169 68 53 101 -35 39 25 -21 113 -43 63 -91 38 15 -100 -49 -84 111 -86 -97 -12 -89 -78 -8 -93 -46 -75 -77 -79 20 -117 -93 69 -93 97 -85 -95 -82 -34 -101 -70 -97 -39 -92 61 13 -81 -81 -66 -45 127 -88 -63 -40 -14 128 -76 -61 -14 28 -67 98 -75 40 91 47 51 -81 -73 28 -90 -62 90 135 62 -37 -41 46 61 -76 91 63 71 -59 -78 67 -72 -64 -34 -53 -73 65