% 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)
     139
     113
     120
      92
     138
     389
     736
    1172
     893
     938
    1075
     874
     651
     637
     451
     461
     417
     387
     377
     360
     315
     261
     275
     315
     245
     223
     211
     236
     188
     210
     178
     188
     156
     138
     159
     138
     127
     121
     118
     118
      77
      93
      70
      62
      52
      44
      64
      44
      63
     -26
       8
     -21
     -37
     -22
     -16
      19
      56
     -23
     -22
      -4
      15
     -29
     -15
     -48