In article
,
wrote:

On Dec 5, 9:20*pm, isw wrote:
In article ,
(Samuel M. Goldwasser) wrote:
Composite video has negative sync.

Not as transmitted; tip of sync is peak output power.

Isaac

Also not necessarily true.

http://en.wikipedia.org/wiki/Video_modulation

Let's just say that the odds of running into anything but sync-up is
really, really, low. Especially in the US.

Isaac