[Coco] RGB2VGA on Amiga W.I.P.

[Zippster]

I got the one I have from Michael Knudsen on the CoCo Facebook group.  I consider
myself pretty lucky in getting it, as they do seem to be a rare item.

- Ed


> On Dec 3, 2015, at 11:18 AM, Christopher Fox <cbfox01 at syr.edu> wrote:
> 
> Where are these MM/1s coming from? Any for sale? I remember attending a demo of the MM/1 at Randolph-Macon college in Ashland, Virginia with RACCO, the Richmond Area Color Computer Organization. At the time, I was far too young to be able to afford such a thing, and had to be content with my CoCo setups. Today, though…
> 
> 
> 
> 
> On 20151203, 11:42, "Coco on behalf of Zippster" <coco-bounces at maltedmedia.com on behalf of zippster278 at gmail.com> wrote:
> 
>> Dave,
>> 
>> I recently acquired an MM/1, and I was able to get a pretty decent picture right
>> off the bat.  With a little tweaking it should work pretty well.
>> 
>> This pic is with 82Ω resistors in series between the MM/1 and RGB2VGA board
>> on the RGB channels, and the syncs relying on the on-board resistors (connected
>> directly to the CoCo3 port).
>> 
>> <https://drive.google.com/open?id=0B1sgl615FlGncTdsR3pDekJ6QkE <https://drive.google.com/open?id=0B1sgl615FlGncTdsR3pDekJ6QkE>>
>> 
>> Typically bad cell phone pic, but seems pretty close to what I can make out here…
>> 
>> <https://drive.google.com/open?id=0B1sgl615FlGndU10TDF4OWlxN3M <https://drive.google.com/open?id=0B1sgl615FlGndU10TDF4OWlxN3M>>
>> 
>> - Ed
>> 
>> 
>>> On Dec 2, 2015, at 10:11 PM, David Ladd <davidwladd at gmail.com> wrote:
>>> 
>>> I wonder if that might be one of the reasons the RGB2VGA isn't working as I
>>> had expected on the MM/1?
>>> 
>>> +----------+
>>> |David Ladd|
>>> +----------+
>>> 
>>> 
>>> 
>>> 
>>> On Wed, Dec 2, 2015 at 4:20 PM, CoCo Demus <retrocanada76 at gmail.com> wrote:
>>> 
>>>> It does work, the color resolution is the problem.
>>>> 
>>>> I will need 1% resistors on it....
>>>> 
>>>> But the final amiga board is different, I need more pins for more
>>>> colours...
>>>> 
>>>> 
>>>> On Wed, Dec 2, 2015 at 12:20 PM, Richard E. Crislip <rcrislip at neo.rr.com>
>>>> wrote:
>>>> 
>>>>> On Wed, 2 Dec 2015 11:04:39 -0500
>>>>> Rich Carreiro <rlcarr at gmail.com> wrote:
>>>>> 
>>>>>> I'll be in for one of those when it's complete!  I've been dying
>>>>>> for something like this to be able to connect my Amigas to
>>>>>> modern monitors.
>>>>>> 
>>>>>> On Mon, Nov 30, 2015 at 3:17 AM, CoCo Demus <retrocanada76 at gmail.com>
>>>>>> wrote:
>>>>>>> I'm changing the rgb2vga to support Amigas :)
>>>>>>> 
>>>>>>> 
>>>>>>> https://www.youtube.com/watch?v=PGC9veEThMQ
>>>>>>> https://www.youtube.com/watch?v=XJ9wT8-_fNg
>>>>>>> 
>>>>>>> --
>>>>>>> Coco mailing list
>>>>>>> Coco at maltedmedia.com
>>>>>>> https://pairlist5.pair.net/mailman/listinfo/coco
>>>>>> 
>>>>>> 
>>>>>> 
>>>>> 
>>>>> AT one time there was a Flicker Fixer/Scan Doubler available. I have
>>>>> one for my A2000s. It works great with my HP1706 plasma monitors. It's
>>>>> too bad the RGB2VGA adapters developed for the CoCo do not work with
>>>>> the Ami.
>>>>> 
>> 
>>