% 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) 78 67 17 87 126 106 179 328 280 587 468 387 531 413 478 402 368 300 319 403 321 256 288 237 230 176 174 209 158 134 127 134 129 140 120 136 127 120 74 100 43 67 64 82 57 73 68 45 57 23 11 -21 21 -48 24 -33 -42 -22 -33 -14 -12 14 23 43