% 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)
     133
      70
      47
      81
     211
     709
    1203
     877
    1417
    1048
    1187
     801
     925
     716
     621
     636
     528
     465
     361
     380
     355
     387
     315
     310
     272
     254
     233
     232
     183
     182
     150
     148
     161
     167
     161
     140
     143
     122
      99
     115
      92
      72
      81
      68
      68
      60
      13
      34
      39
      40
      43
     -10
      38
     -21
      20
     -18
     -26
      35
     -13
     -39
     -32
     -48
     -30
      22