% 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)
     146
     111
      89
     109
     137
     377
     748
     766
    1417
    1775
    1492
    1109
    1071
     837
     831
     719
     589
     569
     641
     496
     492
     374
     480
     359
     349
     352
     289
     223
     213
     229
     230
     184
     143
     158
     169
     143
     125
     193
     128
     113
     127
     105
      52
      80
      57
      82
      67
      72
      57
      36
      63
      32
      42
      17
      25
     -16
      -8
      20
     -32
     -37
     -56
     -34
     -43
     -49