% 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)
     164
      92
      63
      35
      82
     131
     205
     236
     507
     753
     749
     552
     380
     277
     171
     176
     216
     289
     411
     408
     376
     335
     221
     209
     186
     201
     155
     174
     172
     144
     129
     130
     112
      81
      75
      86
      81
      75
      89
      76
      70
      90
      54
      63
      61
      31
      53
      -8
      35
      46
      30
      36
      37
      29
       8
      15
     -23
     -19
     -28
     -34
     -36
     -39
     -36
     -33