% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 387 334 130 64 143 75 90 122 127 197 106 223 235 387 343 568 372 424 196 285 162 321 200 136 161 195 156 138 118 117 101 115 110 66 115 -59 84 92 99 130 45 29 106 107 16 -53 88 -72 -65 -55 -37 -54 -42 13 -46 74 -104 -34 96 41 74 -29 128 166 104 104 96 107 152 -51 117 233 116 150 128 88 66 94 74 -38 -65 18 106 -55 98 -91 -80 48 90 -13 -83 -31 102 61 -72 46 -87 79 -68 81 -59 -63 85 82 123 -88 -19 24 49 -87 -37 -11 -45 97 190 43 -75 -73 -68 -96 -95 -60 -77 126 36 -61 -60 71