ajax at nwnk.net
Wed Mar 16 14:02:20 PST 2005
On Wednesday 16 March 2005 16:52, Alex Deucher wrote:
> On Wed, 16 Mar 2005 14:51:23 -0700, Brian Paul
> > OK, suppose I don't have goggles and I'm not doing stereo. I just
> > want the two screens to run at the same refresh rate and I don't care
> > if they're synchronized!
> What about sync to vrefresh with a multihead 3D or video application.
> you'd want them to have the same refresh.
On CRTs, the vsync pulse bleeds out of the monitor. If you have a 72Hz
monitor next to a 75Hz monitor you'll see a visible beat frequency. If
they're both 72Hz they'll act like a PLL and match frequency and the beat
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