% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078) 196 69 -23 38 178 238 400 406 402 230 317 340 390 354 366 430 531 499 467 401 349 288 240 229 229 229 215 198 176 181 155 130 169 155 145 102 94 117 97 111 75 83 92 77 62 45 48 40 29 10 17 23 20 -21 -36 43 -40 20 -33 31 22 -39 46 -46