% 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)
      63
      91
      40
      65
     160
     376
    1026
     555
     667
     418
     370
     398
     449
     458
     608
     714
     628
     549
     475
     410
     344
     380
     299
     318
     285
     228
     221
     227
     218
     171
     175
     187
     160
     149
     136
     117
      99
     102
     108
     103
      92
      50
      81
      68
      61
      50
      66
      31
      68
      35
      48
      37
      43
     -21
     -21
     -25
     -16
     -38
     -36
     -43
     -17
     -29
     -46
     -41