% 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)
      92
      56
      45
     130
     144
     158
     190
     205
     339
     559
     722
     873
     660
     701
     634
     515
     478
     530
     523
     413
     381
     385
     314
     326
     325
     220
     230
     234
     193
     183
     184
     198
     184
     183
     128
     149
     136
     158
     110
     106
      86
     109
      83
      63
      83
      63
      45
      40
      41
      63
      50
     -20
      26
      17
     -29
      -1
      36
     -22
     -31
     -13
     -21
     -23
     -15
     -27