% 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)
     415
     191
     127
     175
     233
     624
    1757
    1077
    1147
    1290
     746
     756
     721
     593
     802
     423
     486
     435
     462
     371
     419
     365
     317
     309
     299
     279
     222
     232
     246
     218
     209
     184
     236
     141
     201
     149
      75
     108
     110
     127
      86
     112
     105
      66
      76
      55
      35
      68
      73
      66
     -27
     -17
      73
     -40
     -22
     -39
      43
     -59
      28
      48
     -64
      15
     -48
     -75