% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
     259
     147
     113
     101
      95
      93
      26
      73
     150
     156
     181
     148
     232
     221
     683
     461
     351
     400
     424
     609
     479
     407
     365
     251
     275
     233
     344
     348
     291
     234
     192
     185
     159
     150
     191
     167
     218
     227
     129
      90
     142
     115
      93
      74
     120
     120
      84
      94
      72
      82
      48
      57
     102
      69
      72
      72
      65
      68
      55
      46
      66
      45
      48
      43
      40
      -7
      70
      65
      75
      48
      54
      53
      52
      50
      49
      62
      19
      58
      61
      42
     -15
      54
      43
      19
      46
      36
      23
      36
       9
      46
       9
     -22
      13
      43
      18
      -8
     -15
       8
     -14
      27
      18
     -26
      52
      32
      10
      11
      14
      25
     -28
     -12
      10
     -31
      15
      22
      12
     -12
      11
     -37
      28
     -32
      -9
      29
     -36
     -11
     -12
     -28
     -16
     -15