% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
    1641
     424
     308
     262
     306
     218
     262
     263
     233
      23
     295
     239
     463
     328
     307
     316
     339
     431
     394
     248
     187
     258
     263
     129
     218
     186
     164
     208
     157
     256
     133
     256
     174
     143
     173
     163
     100
     149
      89
      27
     137
     148
     -90
     -12
     145
     151
     -97
     125
     147
      63
     164
      81
     -15
      39
     160
     103
    -100
     -25
     -45
      69
     159
      52
     -82
     -63
     -72
      29
      82
     -58
     -35
      72
     -89
     -23
      88
     103
      27
      82
     -38
     146
    -111
    -119
     -57
    -114
      80
     -50
     103
      81
     152
     -87
     -30
      53
     215
     -17
     -93
     130
     -71
     -78
    -119
      28
     -91
      44
    -102
     -89
     -96
      95
     -55
     -65
     131
     -45
      43
     -82
     -84
     -94
     -64
     144
     100
     -57
     -86
     -62
     152
     -43
     130
     132
    -104
      26
     104
     -68
     -77
     -64