[Coco] CoCo 2 Factory Composite Video RE'd

Daniel Campos daniel.campus at gmail.com
Mon Dec 15 14:03:33 EST 2014


Well, that could change from TV to TV. My LCD with composite in, refuses to
show blue/orange with just a wire for composite..

Daniel

2014-12-15 16:14 GMT-02:00 John W. Linville <linville at tuxdriver.com>:
>
> On Mon, Dec 15, 2014 at 03:56:54PM -0200, Daniel Campos wrote:
> > 2014-12-15 15:03 GMT-02:00 John W. Linville <linville at tuxdriver.com>:
> > >
> > > The modulator on the CoCo 1 is different, it just receives composite
> > > video from a MC1372 directly on the motherboard.  All that is needed
> > > to get composite video from a CoCo1 is an amplifier, and in many
> > > cases you can skip that and just wire-in a connector.
> > >
> > > John
> > >
> >
> >
> > Not so simple, for both methods, unless you are not going to use artifact
> > colors. The know mod schematic (using two 2N2222) for CoCo1 works, but
> > artifact colors became pink and green, instead of orange and blue.
>
> YMMV -- I have a CoCo1 with just a wire for composite video, and it
> displays artifact colors as expectd.
>
> --
> John W. Linville                Someday the world will need a hero, and you
> linville at tuxdriver.com                  might be all we have.  Be ready.
>
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