http://vimeo.com/53008193
It shows an oscillographic chart of Sruti alignment in Veena Sahasrabudhe's singing. More such videos available in the same place. See how accurate her Sruti is as she sings Suddha sarang

Now, another thing: what we call Hamsanandi is called in HM..as Sohani, or Marwa, or Puriya....very confusing? Watch this video, (and be more confused:))
Click pic to play

