% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 88 68 69 67 45 -20 77 78 167 136 202 132 95 112 122 293 358 296 405 287 495 283 425 315 198 222 219 313 283 185 214 222 110 150 116 149 178 144 133 146 74 84 87 91 51 64 32 26 15 65 56 -28 32 33 31 -36 -23 -37 -16 -35 -20 -35 -24 6 47 47 13 -32 39 -15 -34 -26 -23 -30 31 -32 15 16 20 -30 4 14 -32 29 41 -31 -17 27 -34 -26 -11 -13 15 40 10 21 16 26 -25 4 28 25 -31 32 46 -27 -13 -27 45 6 -29 -17 24 35 -23 16 50 21 -24 17 26 -25 -26 -31 -37 -40 -17 -11