% 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)
     146
     124
      94
     119
      99
     189
     690
    1286
    2022
    2747
    2145
    1183
    1131
    1008
     742
     775
     765
     672
     623
     458
     475
     404
     423
     376
     343
     317
     231
     247
     239
     169
     196
     159
     127
     133
     133
     149
     107
     108
     112
      98
      83
      67
      57
      90
      64
      53
      52
      47
      52
      27
      61
      22
      20
       4
      31
     -30
     -24
     -30
     -12
     -11
     -42
     -35
     -35
      -8