% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 130 94 82 83 50 110 71 177 130 111 134 230 353 188 200 251 236 223 200 178 174 170 141 110 110 71 80 111 80 98 70 71 52 59 41 42 40 30 26 37 12 17 -10 17 -2 -27 20 -28 -26 -27 -13 -6 -14 -16 -29 -33 -24 -17 -12 -19 19 20 -36 -23 -31 -25 24 -25 -13 -24 -24 -18 -26 -15 -8 18 16 -19 7 -14 -18 -20 -10 -27 -15 -18 -10 -23 9 2 34 -27 -19 38 -23 44 28 -25 -7 21 23 16 28 -28 -23 -11 27 -5 26 23 -20 -22 14 -5 20 -17 24 -22 -8 -13 18 -28 -32 6 18 -15 -16 -10