[Coco] Finally RGB from a coco 2

Zippster zippster278 at gmail.com
Wed Jul 1 14:47:45 EDT 2015


Hmmm…

Here’s the folder link.

<https://drive.google.com/open?id=0B1sgl615FlGnfmlXTTU0QjltY3JRTURXeWZrWHRJR0stVm9samdPRXNjbzRSYVNDbDYzZkk <https://drive.google.com/open?id=0B1sgl615FlGnfmlXTTU0QjltY3JRTURXeWZrWHRJR0stVm9samdPRXNjbzRSYVNDbDYzZkk>>

- Ed


> On Jul 1, 2015, at 1:45 PM, lciotti at lrlc.us lciotti at lrlc.us <lciotti at lrlc.us> wrote:
> 
> Ed,
> 
> Do not see a pic with the bread board, but it looks like you doubled the second
> photo.
> 
>> 
>>    On July 1, 2015 at 2:22 PM Zippster <zippster278 at gmail.com> wrote:
>> 
>> 
>>    Fred, I put the pics on my google drive so these guys can see them, I hope
>> that’s alright.
>> 
>>    The pics show a breadboard with a circuit using 6 transistors and several
>> resistors, along with
>>    the green alpha startup screen on a monitor and small tv. Looks like the
>> HDMI converter with
>>    the RGB on the monitor, RF on the little TV.
>> 
>>    - Ed
>> 
>> 
>> 
>>    The text from his Atari Age post…
>> 
>>    "I have been working on this coco 2 rgb mod for sometime.. I unfortunately
>> got laid off last week, but on the flip side, with the extra time, I have
>> finally got this working perfect. It basically turns the r-y b-y into RGB.
>> Then I run it into a scart to hdmi converter. The picture is of 1080i output.
>> Check it out."
>> 
>>    And pics...
>> 
>>    <https://drive.google.com/open?id=0B1sgl615FlGnQWVuUHdGamRLS1E
>> <https://drive.google.com/open?id=0B1sgl615FlGnQWVuUHdGamRLS1E>>
>>    <https://drive.google.com/open?id=0B1sgl615FlGnNmtxRjhhMFlNSEE
>> <https://drive.google.com/open?id=0B1sgl615FlGnNmtxRjhhMFlNSEE>>
>>    <https://drive.google.com/open?id=0B1sgl615FlGnNmtxRjhhMFlNSEE
>> <https://drive.google.com/open?id=0B1sgl615FlGnNmtxRjhhMFlNSEE>>
>> 
>> 
>> 
>>> On Jul 1, 2015, at 1:09 PM, Joe Grubbs <jsgrubbs at hotmail.com> wrote:
>>> 
>>> How accurate are the colors? The traditional problem has been proper
>>> level translation so that red appears truly red, orange appears truly
>>> orange, and black is truly black (and not blue-ish), etc.
>>> 
>>> 
>>> 
>>> 
>>>> To: coco at maltedmedia.com
>>>> From: Fredkono at gmail.com
>>>> Date: Wed, 1 Jul 2015 16:55:43 +0000
>>>> Subject: [Coco] Finally RGB from a coco 2
>>>> 
>>>> I finally got a perfect working circuit to run RGB from a COCO 2. Check
>>>> it
>>>> out on Atariage.
>>>> 
>>>> I am new to this forum so I cam not sure how to post pictures.
>>>> 
>>>> http://atariage.com/forums/topic/239999-rgb-out-of-a-coco-2-i-finally-
>>>> have-a-working-prototype-looks-great/
>>>> 
>>>> 
>> 
>> 
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>> 
> 
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