% 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)
      55
      61
      77
      47
     157
     932
     823
     911
    1430
    1115
     617
     735
     543
     516
     374
     339
     309
     330
     377
     352
     273
     233
     220
     222
     199
     165
     144
     125
     143
     110
     126
     110
     117
     111
      78
      86
      75
      71
      93
      72
      46
      56
      46
      32
      59
      53
      26
      32
      27
     -18
      -6
      26
      31
     -20
     -21
      18
     -15
       6
      20
     -31
      -3
     -21
      19
     -24