% 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)
      86
      72
      55
      72
      59
      17
      50
     128
      81
     187
     196
     121
     185
     300
     217
     239
     360
     164
     250
     371
     568
     680
     597
     501
     617
     607
     493
     437
     500
     456
     538
     433
     395
     593
     519
     436
     437
     433
     442
     285
     366
     307
     316
     269
     288
     241
     262
     239
     285
     248
     225
     221
     238
     207
     199
     185
     209
     164
     171
     201
     135
     206
     147
     158
     107
     182
     170
     147
     150
     148
     124
     139
     119
     113
     119
     101
     103
      88
     114
      94
      81
      78
      82
      55
      75
      68
      60
      90
      21
      68
       9
      40
      61
      38
     -17
      44
      48
      34
      52
      35
      50
      27
     -14
      32
      30
     -38
      15
     -11
     -30
      42
     -30
      49
     -27
      39
     -28
      24
      -5
     -35
     -39
     -27
     -30
     -52
     -21
     -24
     -36
     -39
     -43
     -31