% 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)
     233
     129
     120
     139
     317
     273
     599
    1922
    1608
    1003
     818
     551
     630
     545
     488
     516
     367
     324
     275
     349
     254
     224
     280
     213
     230
     231
     255
     230
     145
     182
     170
     169
     199
     145
     133
     134
     120
     177
     147
      13
      91
      77
     101
      81
      87
      39
      85
     -23
       7
      52
      31
      88
     -22
     -31
      88
      37
     -22
     -40
      53
     -57
     -57
     -60
     -64
     -75