http://www.repairfaq.org/sam/vidconv.htm#nvcttr
has a good overview of your options and the tradeoffs involved.

If you do a google search for "composite to rgb" or "composite to vga"
then you'll find some products that do this for you.  Adjust the
search and you may find some suggested circuits.

Typically very old vga monitors don't like the ntsc frame rate and so
this solution involves an elaborate time base conversion circuit, with
a frame buffer, etc.

-Adam

On 10/12/05, John Ferrell <johnferrell@earthlink.net> wrote:
> I am trying to justify keeping some old PC equipment.
>
> The monitors could be useful if I could use them to display Composite Video.
> Does any one know of any SIMPLE or CHEAP methods of doing this?
>
> The VGA is an IBM that will not reach current default resolutions. It is definately adapt or scrap.
>
> John Ferrell
> http://DixieNC.US
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