% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide 123 24 13 -10 28 -26 -7 29 120 97 92 47 95 59 134 106 150 151 154 192 173 195 214 175 175 142 160 233 111 92 98 127 112 88 80 72 79 84 74 33 48 55 23 21 27 -21 39 51 35 -4 -27 22 -19 30 18 38 13 -22 -28 -14 -14 24 -14 30 16 -9 -11 -41 28 25 -16 -23 49 21 26 -21 -5 -26 -35 -32 -33 -36 44 -21 18 -14 -19 -34 -12 -29 30 -10 -16 -21 23 -29 30 -40 33 24 8 -18 0 36 19 -5 -35 7 18 18 -20 -13 32 -31 33 -28 14 27 -32 -19 21 -30 25 -33 19 -12 10 19