% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
     151
      34
      30
      41
      23
      45
      60
      84
      73
      67
      89
      90
     172
     236
     203
     385
     227
     536
     405
     465
     496
     274
     284
     238
     240
     147
     163
     150
     131
     130
     145
     130
     197
     201
     235
     205
     233
     255
     239
     150
     200
     150
     175
     179
     169
     222
     164
     207
     132
     134
     147
     102
     163
     112
      96
      92
      98
      69
     106
      73
      91
      56
      62
      61
      57
      54
      62
      61
      66
      40
      26
      36
      46
      48
      40
      47
      40
      20
      18
      23
      29
      12
      29
      16
      27
      34
      25
      21
      15
      -8
      11
      15
      -2
      17
     -12
      24
      20
      25
     -10
      11
      15
     -11
       4
      -8
      13
     -10
     -15
      13
     -15
       7
      10
     -15
     -21
       7
      11
      13
       9
      15
     -11
       3
      -8
     -20
     -10
      -9
     -14
      -7
       7
      -8