 #Nfou Nfp  Nbnf
   2   128     1
 #------- plasma boundary------
 #  n   m   Rbc   Rbs    Zbc   Zbs
    0   0    30     0      0     0
    0   1 0.05 0 0 0.05
 #-------Bn harmonics----------
 #  n  m  bnc   bns
    0  3    1     0
