% 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)
      92
      39
      32
      95
     682
     522
     423
     245
     298
     128
     157
     107
      60
      61
      74
      83
     164
     238
     405
     407
     423
     297
     298
     243
     207
     191
     218
     178
     142
     151
     128
     144
     115
     122
      99
     105
     104
      99
      82
      81
      87
      67
      77
      75
      58
      36
      45
      38
      48
      32
      30
      44
      18
      18
      -7
     -21
     -14
       7
     -23
     -19
     -26
     -24
     -32
     -31