[Coco] [Bulk] Re: Emulating a 1980 4K CoCo on PC, Mac, Linux, etc.

Arthur Flexser flexser at fiu.edu
Mon Jan 5 00:01:01 EST 2015


I wonder how many people did as I did and piggybacked a 16K CoCo 1 with
another 16K to get a true 32K CoCo.

I later removed the piggybacked chips and went to 64K on my CoCo 1, working
from a diagram in the short-lived but excellent magazine Color Computer
News in an article by, I think, Frank Hogg.

Art

On Sun, Jan 4, 2015 at 11:04 PM, Joel Ewy <jcewy at swbell.net> wrote:

> On 12/29/2014 10:41 AM, Kandur wrote:
>
>> Anybody had a Coco in 1980?
>>
> Not quite.  I got my first CoCo in the summer of 1981, but it was a 4K
> machine.  I upgraded it to 16K ECB myself, but had a local Radio Shack take
> it to 64K in 1984.  I think I read somewhere online somebody's opinion that
> there was no 64K badge for the original CoCo.  Well, they put quite a
> convincing one on mine when they upgraded it.  It's serial is 0006916.
> The machine still works, but its case is fairly rough and I replaced the
> chicklet keyboard with one from a CoCo 3 when I put a Puppo XT adapter on
> the latter and packed it in a mini-tower case back when that was the thing
> to do.  I recently (well, maybe 10 years ago) found a 4K machine  (0039529)
> at a computer surplus store and snatched it up.  It worked at the time, and
> should still now, except the power switch has since physically failed.
>
> JCE
>
>  Kandur
>>
>>
>>  ...
>
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