Archived from groups: alt.tv.tech.hdtv (More info?)
Only if you are disturbed by the brightness level shift as a result of the
new lamp being installed. Generally the learned consumer can do just as good
a job, with diligence and practice, as will most technicians. The DVDs are
readily available on the internet at nominal costs.
"Apothecon" <email@example.com> wrote in message
> Is it necessary to re-calibrate every time a bulb is replaced on a dlp set
> ? Also, How can I find an ISF calibrator in the Buffalo,NY area ? Thanks