% 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)
      57
      91
      64
     182
     156
     226
     242
     517
     421
     353
     260
     290
     260
     341
     480
     660
     582
     616
     435
     434
     271
     251
     286
     253
     213
     257
     227
     224
     172
     222
     184
     238
     176
     113
     157
     108
     134
      89
     114
     154
      92
      90
      92
      48
      72
      74
      50
      69
      87
      47
      54
      51
     -47
      14
     -11
     -36
      40
     -41
     -17
     -51
     -53
     -30
     -41
     -44