% 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) 86 59 63 52 132 314 705 671 697 723 635 656 495 516 500 422 386 380 404 327 289 248 279 240 250 199 196 187 174 219 159 162 142 142 146 141 94 102 154 103 85 78 88 51 81 35 56 61 52 29 -15 -28 -19 44 -17 33 7 -23 -24 29 -34 -36 -14 -33