% 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)
    1306
     233
     222
     218
     151
     338
     675
     869
     769
     483
     490
     365
     370
     487
     399
     561
     551
     495
     509
     458
     409
     281
     249
     361
     294
     237
     262
     284
     275
     149
     183
     226
     143
     194
     195
     195
     235
     105
     152
     190
     162
     116
      95
      97
      67
     129
     -58
     -63
     113
     -83
     -43
      56
     -82
     -98
      80
       9
     153
     -70
     -46
     162
     -18
    -118
     -12
     -65