% 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)
     134
      88
      61
      85
     186
     139
     379
     581
     844
     699
     583
     371
     304
     397
     305
     320
     384
     296
     388
     383
     337
     339
     302
     255
     202
     205
     184
     141
     164
     213
     149
     149
     165
     154
     146
     111
     112
     109
      93
      97
      78
     101
      77
      71
      58
      39
      60
      60
      68
      31
      22
     -23
      31
     -15
     -37
       9
     -44
      18
      35
     -19
      25
     -49
      17
     -37