[Coco] "New" Coco 1 with keyboard and composite adapter

[Luis Antoniosi (CoCoDemus)]

Be able to use DW Coco2 on a Coco1


Luis Felipe Antoniosi



On Fri, Mar 13, 2015 at 10:52 AM, Zippster <zippster278 at gmail.com> wrote:

> What is this “faster Drivewire” mod?
>
> - Ed
>
>
> > On Mar 13, 2015, at 9:49 AM, Luis Antoniosi (CoCoDemus) <
> retrocanada76 at gmail.com> wrote:
> >
> > You mean to replace the opamp ?
> >
> > Just replace the LM741 IC for any of these:
> >
> >
> http://www.petervis.com/Education/741_Pin_Compatible_Equivalent_Op_Amps/741_Pin_Compatible_Equivalent_Op_Amps.html
> >
> > I use the TL081 and it works like a charm.
> >
> >
> > Luis Felipe Antoniosi
> >
> >
> >
> > On Fri, Mar 13, 2015 at 10:40 AM, Al Hartman <alhartman6 at optonline.net>
> > wrote:
> >
> >> That's not an HJL. I think it's a Keytronics MB-500. And, I've peeked
> >> under the shield as it had come loose in shipping, and the Extended
> BASIC
> >> is a ROM, not an EPROM.
> >>
> >> I want to put the mod into all three Coco I computers for the faster
> >> Drivewire. Can someone tell me what that is?
> >>
> >> -[ Al ]-
> >>
>
>
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