% 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)
     138
      71
     100
      67
      76
     266
     337
     858
    1087
     885
     877
    1472
    1376
    1296
     725
     860
     583
     632
     498
     418
     398
     402
     436
     387
     261
     294
     252
     242
     209
     206
     199
     173
     148
     148
     156
     117
     124
     112
     113
      85
     129
      75
      63
      83
      80
      59
      67
      44
      70
     -19
      53
      34
      12
      32
     -26
     -29
     -35
     -21
     -38
     -39
     -34
      21
     -28
     -28