% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
      98
      96
      70
      72
      54
      77
      93
     111
     161
     117
     108
     141
     240
     370
     318
     351
     427
     387
     626
     485
     731
     543
     524
     372
     566
     366
     342
     483
     347
     377
     344
     199
     370
     309
     231
     153
     212
     203
     156
     160
     223
     144
     120
     126
     134
     118
     147
     109
      80
     100
     113
     110
      68
      73
      75
      67
      91
      60
      66
      56
      64
      69
      47
      48
      45
      42
      42
      60
      43
      33
      53
      36
      42
      46
      50
      26
      22
      35
      46
      55
      27
      24
      18
      23
      16
      25
     -20
       1
       8
      13
      22
      24
     -29
      48
     -13
      39
     -21
     -14
     -21
      15
     -11
     -30
     -28
      21
      21
     -25
      14
      24
      22
      18
       9
     -17
     -34
     -20
      24
     -26
     -10
      15
     -17
      26
      24
       8
      24
      16
      23
     -10
      10
      12