% 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) 126 72 66 76 401 537 407 263 314 194 130 93 117 164 308 235 232 277 263 235 219 188 166 174 165 150 131 133 131 110 118 98 106 102 104 94 79 74 68 51 43 65 17 69 60 50 38 39 -13 50 22 -35 69 -33 55 -48 -17 30 -25 -47 -41 -40 -30 24