% 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)
    1102
     458
     264
     181
     163
     247
     362
     522
     719
     549
     520
     383
     351
     328
     251
     311
     285
     243
     257
     262
     261
     210
     157
     161
     174
     150
     133
     126
     126
     100
     125
      99
      28
     104
     104
      96
      25
      76
      97
      42
      13
      86
      63
      70
      17
      39
     -39
      42
     -61
     -52
      58
     -43
     -18
      50
     -32
      44
      66
      41
     -25
       9
     -25
     -46
     -45
      54