[Coco] CoCo 2 Factory Composite Video RE'd

[David Ladd]

You know you should sell these boards for those of us who have CoCo2's
that don't want to build their own :D  I would love to have a Composit
replacement for the RF modulator. :D  *hint hint*


--
David Ladd
--



On Sat, Dec 13, 2014 at 11:27 PM, Zippster <zippster278 at gmail.com> wrote:
> Hi Everybody,
>
> I’ve successfully reverse-engineered the factory composite board found in
> a CoCo 2 I purchased on ebay.  This board is a direct replacement for the RF modulator.
> It requires no modifications to the case, and uses the channel switch to select B&W or COLOR.
>
> It seems to have very good output - I’d say better than the reference circuit from the 6847 data sheet.
> It’s a more involved circuit with voltage regulators on-board and is AC coupled.
>
> Pics of the factory and re’d prototype can be seen here for those who are interested.
>
> <https://sites.google.com/site/thezippsterzone/coco2-composite-board-2 <https://sites.google.com/site/thezippsterzone/coco2-composite-board-2>>
>
>
> - Ed
>
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