% 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)
     104
     128
      85
     114
     288
     487
    1472
    3620
    2346
    1575
    1277
    1287
    1261
    1309
     815
     882
     840
     658
     568
     486
     566
     379
     379
     315
     359
     310
     298
     227
     259
     203
     189
     182
     194
     142
     186
     113
     126
     101
      86
     124
      97
     100
      73
      57
      67
      35
      62
      67
      55
      34
      48
      -3
      33
      25
      -7
     -39
      -9
     -28
      25
     -38
     -13
     -41
     -35
     -25