% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide(first frequency band is centered at 0.00439453) 107 116 129 124 106 90 71 94 134 187 185 214 356 860 715 607 599 450 504 421 423 457 529 506 512 605 550 560 553 558 560 433 445 554 376 505 415 372 407 266 274 248 298 229 257 279 280 254 208 196 224 156 190 191 200 180 161 165 173 156 163 152 153 150 100 139 119 73 90 123 110 119 100 96 95 99 92 112 97 109 100 82 89 65 66 39 24 45 62 51 50 49 59 57 51 25 27 21 64 21 61 13 47 43 -32 -14 -10 70 -28 -25 -41 -26 -49 -59 50 -55 -29 -12 33 -41 12 -23 18 -36 -45 -34 -37 22