% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 213 164 155 106 105 92 134 82 190 192 192 204 221 243 347 311 122 175 182 151 200 102 140 101 126 99 116 109 201 78 104 97 -19 95 51 100 65 65 47 33 -22 53 -29 19 27 36 -44 -41 -26 -28 44 57 23 -49 -49 21 -59 -50 83 -34 -5 27 -22 -22 -47 21 -27 -18 -32 -11 -48 -27 -40 -51 -60 -36 -21 19 -48 10 -50 -28 -48 -25 -28 -41 22 -30 -53 -30 -44 -42 45 -39 46 40 -8 14 -21 -52 -40 -46 -23 -39 -18 25 -31 47 -35 61 24 -45 -40 -47 36 56 35 70 31 37 37 -37 -36 -18 26 4 -37 -33