% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
    1009
     413
     360
     236
     275
     210
     171
     211
     141
     157
     201
     188
     392
     140
     280
     200
     242
     208
     139
     283
     171
     211
     212
     225
     124
     122
      88
     112
     127
     103
     104
     112
     141
      65
     -98
      57
      63
     121
     -48
     108
     115
    -103
    -109
     -16
     -98
    -111
      12
      94
      24
     -92
      35
      87
     -67
     -63
    -144
      67
     -71
     -25
     -41
      82
      48
    -115
    -137
     -69
     -90
     -57
      10
     -80
     -37
     -39
     -96
     124
     136
      91
      73
     -44
     -94
    -103
     131
     123
     135
     161
      93
     127
     103
      79
     -68
    -122
     139
     173
     130
     -75
     101
      82
      74
     -75
     -98
     -34
     132
      65
    -112
     131
     -80
     -26
     116
    -101
     -76
     -98
     163
      75
     -77
    -118
     -78
     115
      43
      66
     102
     -70
      37
    -120
     -69
      41
      39
     -75
    -100
     121
     150
     -78