% 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)
     112
      75
      50
      37
     125
     339
     619
    1073
     925
     658
     361
     407
     469
     684
     524
     547
     499
     383
     297
     347
     360
     348
     261
     320
     274
     222
     192
     178
     200
     190
     172
     160
     144
     143
     167
     147
     102
     133
      89
      87
      92
      75
      79
      50
      68
      65
      36
      24
      54
      30
      37
      48
     -23
     -15
     -37
     -12
     -40
     -24
      28
     -43
     -27
     -40
      13
      36