% 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)
      69
      56
      59
      75
      87
      96
     183
     275
     366
     460
     663
     820
    1120
     851
     828
     602
     619
     461
     498
     407
     477
     460
     352
     331
     284
     249
     220
     275
     179
     235
     200
     173
     158
     158
     164
     144
     115
     135
     108
     120
      93
      92
      80
      72
      69
      71
      53
      56
      51
      40
     -23
      22
      34
      20
      29
     -26
      35
     -33
     -37
     -35
     -35
     -35
      19
     -25