% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 96 94 57 18 60 27 59 61 -13 77 63 164 169 164 158 114 81 101 102 53 82 73 71 53 -36 -20 15 -36 22 42 -24 65 -34 -36 11 -27 15 -50 -21 -47 -28 -16 -51 -44 -25 -44 -28 -23 -10 -37 -22 -28 -31 47 41 96 93 69 117 93 99 178 161 114 70 102 100 113 97 92 83 71 56 80 58 45 52 56 45 69 57 28 42 -13 42 46 30 43 52 15 35 54 66 -22 46 -29 -9 11 30 52 15 9 44 17 -25 -31 -14 -25 -24 14 45 33 -4 10 14 6 -52 7 37 -24 -30 -18 9 18 -24 20 -23 -19