% 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)
     331
     261
     265
     671
    2536
    1128
    1332
     802
     472
     402
     591
     488
     350
     266
     336
     238
     256
     228
     223
     179
     196
     172
     136
     149
     173
     134
     146
     159
     154
      96
      79
      85
      71
      91
      68
     102
      56
      89
      86
      61
      90
      55
      48
      69
      72
     -14
      61
      59
     -18
      33
     -58
      -6
      26
     -46
     -45
      -5
      31
     -20
      60
      61
      34
     -44
      61
     -35