[Coco] Perhaps a silly newbie question

[Bruce W. Calkins]

----- Original Message ----- 
From: "Mark Ormond" <markormond at mtxsystems.com>
To: "CoCoList for Color Computer Enthusiasts" <coco at maltedmedia.com>
Sent: Saturday, July 02, 2011 8:37 AM
Subject: Re: [Coco] Perhaps a silly newbie question


> Correct, the CoCo 2 did not come stock with a monitor output.  Even the 
> new
> digital TVs won't work with them.  There are several adapter designs 
> online.
> IIRC; there are some on the Maltedmedia site.  Most use a couple 
> transistors
> and less than a half dozen components in total.  They don't have to be
> assembled to look pretty either.
>
>
>
> www.maltedmedia.com
>
>
>
> Bruce W.
> ____________________________________________________________________________
>
>
> Could you please point them out? The only ones I saw were on gimechip, and 
> they took advantage of the fact that
> MC1372 in the coco1 is already outputting composite video, that is then 
> fed into a separate rf modulator, while
> in the 2, the mc1372 is part of the rf modulator, and is not generating 
> ANY composite video.
>
> My plan, (If I can EVER find the free time), is take another MC1372, and 
> duplicate the circuit from the 1 that
> outputs composite, and tie it into the 2. The problem with this is, the 
> MC1372 is very hard to find, except in
> cocos.
>
> later,
> dabone
>
> --
===================================
MaltedMedia is undergoing reorginizion.  I did not find it right off so I 
goolged these links up.

PDF for the MC1372, which is inside the RF box on the CoCo 2.
ftp://ftp.maltedmedia.com/coco/NEWLY-RECEIVED/

Video Driver link;
http://coco_docs.tripod.com/id53.htm

Bruce W.