% 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)
      77
      85
      64
      82
     147
     144
     385
     623
    1340
    1317
    1573
    1196
     878
     878
     918
     737
     621
     624
     518
     516
     427
     420
     368
     354
     297
     311
     234
     269
     213
     202
     176
     148
     172
     168
     128
     158
     110
     106
     104
     110
     113
      85
      91
      91
      73
      77
      62
      55
      35
      61
      30
      24
      15
      11
       8
     -16
      -7
      -8
     -19
     -36
       4
     -14
     -42
     -31