% 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) 93 67 36 40 149 232 753 555 403 255 225 180 208 317 448 528 320 358 341 360 393 349 264 276 245 239 235 183 170 183 155 157 150 122 121 110 118 91 94 83 77 88 73 70 71 52 58 56 42 47 17 36 27 8 31 28 -29 -12 13 -8 -42 -39 -42 -11