% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 206 274 216 282 189 154 122 201 331 777 1050 1713 1789 1212 1260 1152 1001 560 909 626 558 287 822 642 391 194 361 217 267 342 170 360 222 289 250 169 216 197 118 122 151 116 130 89 78 103 83 77 68 99 100 39 77 81 58 58 46 27 66 69 38 35 45 28 35 42 47 17 51 30 46 15 20 -22 -26 18 -22 44 -9 21 -26 -19 -25 39 42 10 9 20 -35 -18 -24 -17 -6 -28 35 -24 -3 -31 -18 19 11 24 -27 -21 37 -33 -34 13 -7 19 30 -30 -31 -10 -18 -20 -38 18 36 27 35 -18 29 31 12 26 22 -17