 
  
  
   
  Strongly polarised, up to 100%
   Strongly polarised, up to 100%
 
  Both circular and linear
   Both circular and linear 

  
Figure 57: Polarisation of pulsars
  Smooth S-shape position angle swing
   Smooth S-shape position angle swing 
 
  Not frequency dependant!
   Not frequency dependant!
 
  Independant of the number of components
   Independant of the number of components
 
  Poln parallel to curvature of field
   Poln parallel to curvature of field 
 
  Evidence for conal curvature radiation
   Evidence for conal curvature radiation 
