% 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)
     270
      97
      79
      62
      82
     115
     113
     251
     755
    1180
    1470
    1616
    1574
    1185
     919
     715
     713
     574
     529
     555
     422
     432
     332
     308
     313
     266
     262
     249
     200
     189
     192
     142
     132
     141
     157
     179
     109
     114
      97
      98
      77
      80
      51
      64
      52
      40
      48
      46
      13
      24
      46
      31
      41
      16
     -21
     -23
     -17
     -29
     -36
     -26
     -36
      -7
       6
     -22