% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 64 Frequency Bands are 0.01562500 Hz wide(first frequency band is centered at 0.00830078)
      81
      61
     -35
     -32
      63
     202
     640
     550
     490
     407
     263
     297
     161
     151
     293
     240
     274
     243
     278
     253
     253
     325
     318
     238
     237
     205
     218
     152
     192
     144
     129
     174
     108
     138
     128
      86
      93
      77
      74
      89
      65
      93
      82
      48
      21
      45
      17
      25
      19
      36
     -11
      27
      29
      51
      32
     -27
     -22
      -1
     -40
     -37
     -37
       8
     -39
      16