All given in Hz.
**********************************
f_8Harm_VM =
          3741.664
          3741.857
          3743.337
           3743.819
          3744.746
          3746.313
          3747.976
          3749.097
          3758.481
          3759.391
          3759.833
          3763.303
          3764.792
          3765.382
          3766.619
          3766.949
          3767.61
          3774.968
          3775.814
          3791.465
          3802.545
          3803.258
          3816.023
           3816.380
          3819.865
          3823.078
          3825.127
          3844.293
          3846.469
          3853.684
          
**********************************
  diff(f_8Harm_VM)
      0.19257
       1.4807
      0.48167
      0.92739
       1.5662
       1.6633
       1.1214
       9.3841
      0.90959
      0.44158
         3.47
        1.489
      0.59015
       1.2368
      0.33035
      0.66079
       7.3583
      0.84571
       15.651
       11.081
      0.71293
       12.764
      0.35757
       3.4844
       3.2129
        2.049
       19.166
       2.1756
       7.2154
            
**********************************
max(f_8Harm_VM) - min(f_8Harm_VM)
   112.02