% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 115 55 83 40 33 14 32 -29 98 175 377 334 217 238 181 171 176 94 144 221 327 204 249 177 219 174 133 90 127 133 159 127 95 95 98 64 36 51 80 55 -14 56 50 54 44 50 -15 13 50 -17 -25 11 -11 10 15 -30 -27 -29 -30 -40 11 -13 -18 -32 -39 -35 -40 -32 -43 -35 -37 -33 -38 -36 -26 -27 -34 -44 -27 -43 -30 -32 -14 -42 -38 -40 -18 -31 -15 -35 -29 -36 -19 -42 -19 -22 -15 -13 10 -37 13 -35 -25 -15 30 21 -8 18 -24 -43 -34 26 10 -4 -23 -12 14 -24 20 -27 -30 40 61 0 46 -30 29 8