% 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)
     123
     101
      87
     103
     227
     255
     986
    1051
     884
     634
     800
     666
     721
     595
     538
     643
     400
     391
     397
     426
     350
     414
     324
     329
     310
     265
     247
     266
     189
     191
     156
     212
     195
     208
     175
     120
     145
     113
     101
     155
      95
      79
      97
      87
      72
      80
      46
      36
      31
      58
     -27
      61
      42
      46
     -19
     -37
     -29
      17
     -36
     -32
     -25
     -51
      30
     -49