&run_pars
  cvsid='$Id: run.in,v 1.1 2003/12/01 14:36:06 nilshau Exp $',
  nt=2000, it1=10, cdt=0.4, cdtv=0.80, isave=100, itorder=3,
  dsnap=2000., dvid=200., ialive=1,dspec=2.,vel_spec=T,mag_spec=F,  
  fft_switch='fftpack',lsfu=T,nr_directions=1
/
&hydro_run_pars
  nu=3e-4, ivisc='nu-const',
/
&density_run_pars
/
&forcing_run_pars
  iforce='helical', force=0.03, relhel=0.
/
