% 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)
    3047
     765
     397
     361
     371
     427
     332
     630
     926
     673
     414
     466
     619
     429
     548
     485
     537
     460
     349
     268
     331
     296
     411
     392
     346
     334
     307
     316
     366
     260
     229
     283
     230
     233
     252
     285
     221
     225
      92
     180
     180
     -17
     151
     136
     236
     157
      98
     134
      74
     103
      90
     -89
     -82
     -88
     104
    -100
     -72
      32
    -106
     -63
     136
     -59
      74
     -61