% 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) 168 132 67 28 90 515 470 364 517 734 873 1025 834 554 498 544 561 425 406 397 353 337 355 298 285 240 182 225 182 170 183 153 160 131 115 146 121 112 85 83 61 92 77 61 71 73 19 49 36 -26 27 28 -41 36 14 54 -32 -42 -45 -8 34 24 -33 -22