[Coco] Composite Video

[Luis Antoniosi (CoCoDemus)]

I didn't have any problem hooking my Coco3 on my Sony Bravia LCD TV or my
Dell 2001 LCD monitor with composite input or a Coby 17" TV LCD.

I do have problems with the 2 transistor drive use on old cocos1. Some TVs
don't like it.


On Wed, Aug 14, 2013 at 12:55 PM, <billg999 at cs.uofs.edu> wrote:

> > CoCo 1 & 2s need an adapter for composite output.  Their standard output
> > is
> > analog RF for TV channel 3 or 4 (or was that 2 and 3?)  I have not had
> any
> > issues with the CoCo 3 composite output into a composite monitor of the
> > same
> > vintage.
>
> Of the same vintage, that is the problem.  I guess I made the mistake
> of assuming "NTSC composite video" actually was some kind of standard.
> Looks like it is back to the drawing board as I don't see many monitors
> "of the same vintage" being offered today.  Is there anywhere I can find
> out just what the COCO3 does different from other NTSC Composite Videos?
> Is it something as simple as levels? Or are we talking about wacked out
> waveforms and timing issues?  I was utterly amazed at how crisp and clean
> the Apple2 output is on a modern technology monitor.  Surely we can do
> the same.
>
> bill
>
>
>
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Long live the CoCo