% 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)
     188
      69
      69
      75
     109
     263
     795
     810
    1375
     957
    1109
    1207
     828
     591
     571
     561
     545
     316
     358
     388
     339
     331
     282
     282
     300
     254
     275
     231
     242
     191
     207
     161
     209
     152
     159
     127
     145
     134
     115
      92
     128
     100
      69
      68
      80
      53
      65
      49
      48
      45
      40
      57
      39
     -39
       6
     -13
     -26
     -46
     -41
      33
      20
      -4
     -47
     -52