[cctalk] Re: NTSC TV demodulator

2024-05-19 Thread Doug McIntyre via cctalk
On Sun, May 19, 2024 at 06:59:50AM -0500, Will Cooke via cctalk wrote: > I have a couple of 70s/80s "home" computers (e.g. Radio Shack Color Computer) > that are intended to connect to a TV set. They don't have easily available > composite video, even internally, only modulated RF output.

[cctalk] Re: Amoeba OS

2024-03-28 Thread Doug McIntyre via cctalk
On Thu, Mar 28, 2024 at 01:47:03PM -0400, Bill Gunshannon via cctalk wrote: > On 3/28/2024 1:25 PM, Paul Koning via cctalk wrote: > > > > > > > On Mar 28, 2024, at 1:02 PM, Alessandro Mazzini via cctalk > > > wrote: > > > > > > Sorry if I intrude... now is no more possible to obtain hobbyist

[cctalk] Re: Dumping an UV PROM for a Sun 386i

2024-03-11 Thread Doug McIntyre via cctalk
On Sun, Mar 10, 2024 at 03:35:30PM -0400, Christopher Zach via cctalk wrote: > The PROM is an Intel D27010 which is an Intel 128k*8 chip. Unfortunately I'm > not finding much in terms of either datasheets or PROM programmers. > > Does anyone know how to/have the tools to dump and reprogram this?

[cctalk] Re: Paper tape in casettes...

2024-02-27 Thread Doug McIntyre via cctalk
On Tue, Feb 27, 2024 at 11:10:34AM -0700, ben via cctalk wrote: > PS: With low cost Chinese PCB's and vintage parts, why are people not > building real hardware replica's of interesting machines. But they are.. I can't tell what you'd find interesting since the list is pretty wide. I've got an