% 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) 159 -48 -23 -20 119 171 213 290 368 390 506 317 275 249 159 152 123 130 111 103 96 89 55 64 80 98 127 124 148 149 180 179 151 136 139 122 104 104 89 85 32 33 39 61 37 44 16 14 50 21 25 17 -22 -23 15 -30 -22 -15 10 -21 -33 11 -31 29