% Echo Location Surface Spectrum in units of mm/sqrt(Hz) % 128 Frequency Bands are 0.00781250 Hz wide(first frequency band is centered at 0.00439453) 150 90 94 69 38 38 22 67 280 169 80 168 152 227 352 468 414 238 370 307 307 330 331 367 259 342 321 374 391 342 421 475 559 391 362 402 319 413 259 223 278 222 230 220 229 203 281 211 220 215 151 202 161 166 226 166 193 217 149 128 142 125 101 139 170 75 178 88 136 154 89 100 134 103 90 78 90 101 51 101 76 67 89 72 111 76 21 31 11 -18 53 51 63 21 67 -28 -22 25 28 60 70 15 11 -22 -15 -34 15 -35 -20 -15 -17 19 25 32 36 23 14 29 -41 -51 26 -54 -23 28 22 -39 -51 -34