% Echo Location Surface Spectrum in units of mm/sqrt(Hz)
% 128 Frequency Bands are 0.00781250 Hz wide
      77
      66
      56
     -17
      24
     -27
     -20
      66
      62
     156
     141
     255
     412
     501
     433
     227
     220
     224
     315
     510
     390
     532
    1047
     731
     526
     356
     264
     536
     440
     450
     484
     437
     230
     368
     232
     346
     248
     296
     169
     263
     191
     181
     142
     152
     134
     128
     250
     143
     193
     184
     115
     118
     106
     109
      93
      91
     138
      91
     113
      82
      71
      81
      78
      81
      80
      32
      51
      71
      50
     120
      64
      62
      70
      28
      64
      55
       2
      44
      73
      59
      30
      57
      53
      49
      49
     -25
      34
     -24
     -13
     -11
      48
      47
     -21
      23
      46
      25
      40
      18
     -20
     -37
     -56
      27
     -20
     -35
      47
      43
      22
      39
      38
      29
      26
      14
      43
      20
     -28
     -38
      32
      -6
     -10
     -49
      23
     -32
     -28
     -27
      21
     -35
     -17
     -38