% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide(first frequency band is centered at 0.00439453) 108 127 92 44 47 42 63 87 68 142 297 260 264 360 289 414 481 314 572 594 599 1217 1330 895 700 898 461 678 837 735 515 543 597 662 494 509 534 382 369 347 346 335 311 466 379 329 306 328 283 231 278 225 243 244 217 161 204 178 193 171 175 197 146 174 163 175 128 121 131 107 105 123 134 113 106 121 93 107 124 78 86 113 110 96 108 74 76 56 40 39 30 34 84 45 6 64 57 -28 40 31 -36 32 50 -37 21 -40 -29 -18 21 50 52 34 -31 55 -40 -16 2 -26 -13 -42 14 -48 -13 -29 -19 -43 -19 -21