[Gllug] Two Questions

John Hearns john.hearns at streamline-computing.com
Thu Feb 10 11:45:16 UTC 2005


On Wed, 2005-02-09 at 23:58 +0000, Andrew Farnsworth wrote:


> that it synchronizes with the flash which is why when you take a picture 
> of a TV or monitor you get strange banding in the picture.  The 
> Macintosh used to have a tool that would fix this problem, one of the 
> many reasons that the Macintosh was used in to many movies, this tool 
> basically set the monitor refresh rate to 60 hz.


I thought this was a box called a Genlock.
Chris Bell can tell us I'm sure!

I thought that to avoid the banding appearing you connected any CRT
type monitor to the Genlock, so that the screen refresh cycle starts
at the same time.

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