% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 102 60 20 61 28 48 72 -30 -20 90 77 65 82 65 143 322 349 370 520 642 546 824 520 649 407 344 422 407 401 290 378 335 315 214 206 142 232 145 155 143 95 154 155 115 110 161 153 135 122 108 104 80 82 75 119 91 108 85 83 86 99 78 94 89 65 95 102 69 105 95 53 68 54 42 112 74 96 67 52 57 11 53 46 58 58 27 24 79 -17 40 64 36 69 15 27 -22 43 31 38 46 -24 19 50 3 -23 51 -22 8 -12 34 -20 -24 -14 -11 -20 -45 -29 -20 -48 -45 16 38 -18 -34 -23 -50 -34 49