% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 209 118 123 74 76 -31 45 83 127 236 192 193 222 122 235 184 231 148 207 189 150 168 121 141 115 116 65 154 117 55 85 44 76 40 107 78 76 -7 -33 46 -41 -38 -37 -37 -23 -34 -30 -33 -36 -30 23 23 -36 -17 -35 13 37 72 49 38 59 73 104 85 108 75 82 134 96 73 129 86 101 95 130 107 96 56 56 76 38 86 39 55 71 53 76 41 38 -28 10 45 -23 30 30 -17 -14 40 27 44 33 -31 -43 33 31 1 26 -28 30 -29 -27 -20 -32 11 -22 -18 -36 32 -32 -12 -17 8 7 -22 30 -13 20 -24