% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078) 104 58 73 56 111 230 420 372 332 208 237 129 151 270 260 234 210 169 177 208 144 130 96 104 76 93 72 82 88 89 63 55 39 40 32 64 48 -16 58 41 65 64 74 84 73 62 50 61 59 43 36 27 -48 -19 19 21 -32 25 -24 -47 10 -30 -41 14