% 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)
    1978
     433
     345
     415
     279
     353
     303
     525
     863
     660
     511
     432
     578
     368
     327
     316
     268
     356
     290
     316
     226
     255
     216
     240
     160
      83
     279
      18
    -107
     145
     130
     121
      53
     124
     205
     174
      55
     159
     165
      67
     -86
     -97
     189
     109
      93
     117
      33
    -118
     150
      62
    -107
     132
     116
      28
    -122
     129
     -83
    -117
     -13
      68
    -115
     -67
     -63
     -46