% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide(first frequency band is centered at 0.00439453)
      92
     107
      88
      74
      45
      71
      15
      28
      93
      63
     100
     183
     271
     267
     246
     303
     147
     256
     294
     416
     606
     594
     463
     458
     274
     307
     348
     237
     216
     268
     307
     209
     226
     259
     303
     309
     437
     396
     315
     401
     497
     257
     326
     327
     297
     320
     206
     267
     287
     216
     240
     235
     181
     189
     197
     171
     136
     212
     193
     170
     152
     128
     162
     150
     147
     151
     146
      89
     125
      96
     118
     131
      97
      86
      78
     106
      95
      69
      57
      78
      62
      71
      74
     102
      84
      70
      42
      83
      80
      74
      80
      67
      63
      35
      50
      60
      -7
      35
      40
      12
     -32
      10
       8
      30
      51
      -5
     -30
      64
      30
      29
     -32
      34
     -47
     -21
     -22
      22
       6
      41
     -30
     -38
      16
     -45
     -36
      -8
     -33
     -44
      39
     -10