Help with getting an original Altai running: 8080A clock circuitry and MITS88 2-SIO board

Kip Koon computerdoc at sc.rr.com
Sun Feb 7 17:39:06 CST 2016


Hi drlegendre,
Sure, that's fine with me.  I'll let you know when I start.  I'm thinking the PS is the first thing to check.  I wonder how the caps are doing, or should I get a nice modern switching power supply.  

Kip Koon
computerdoc at sc.rr.com
http://www.cocopedia.com/wiki/index.php/Kip_Koon



> -----Original Message-----
> From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of drlegendre .
> Sent: Sunday, February 07, 2016 6:18 PM
> To: General Discussion: On-Topic and Off-Topic Posts
> Subject: Re: Help with getting an original Altai running: 8080A clock circuitry and MITS88 2-SIO board
> 
> Sure, I'm glad to help - but bear in mind that I'm a technician, not an engineer - and solid-state logic isn't even my field! ;-)
> 
> And please don't leave the other members out of the loop - they're some of the guys who helped +me+ through +my+ project..
> 
> 
> 
> On Sun, Feb 7, 2016 at 5:04 PM, Kip Koon <computerdoc at sc.rr.com> wrote:
> 
> > Hi drlegendre,
> > Care go be a sounding board/technician troubleshooter when the time
> > comes for me to start this journey?  :)
> >
> > Kip Koon
> > computerdoc at sc.rr.com
> > http://www.cocopedia.com/wiki/index.php/Kip_Koon
> >
> >
> >
> > > -----Original Message-----
> > > From: cctalk [mailto:cctalk-bounces at classiccmp.org] On Behalf Of
> > drlegendre .
> > > Sent: Sunday, February 07, 2016 5:39 PM
> > > To: General Discussion: On-Topic and Off-Topic Posts
> > > Subject: Re: Help with getting an original Altai running: 8080A
> > > clock
> > circuitry and MITS88 2-SIO board
> > >
> > > I'll not pretend to be any sort of Altair expert, but I did manage a
> > fairly involved rebuild / restoration of one, about a year back.
> > Here's
> > > a link to the set of documents I collected in the process:
> > >
> > > https://nerp.net/~legendre/altair/
> > >
> > > My machine is restored to what you might call a "freshly built"
> > > state,
> > so the only boards present are the 8080A CPU and a third-party
> > > SRAM board. The front panel is also re-installed and working.
> > >
> > > I haven't been able to find (afford..) a genuine MITS RAM board for
> > > it,
> > much as I'd like one. =/
> > >
> > > On Sun, Feb 7, 2016 at 4:23 PM, Kip Koon <computerdoc at sc.rr.com> wrote:
> > >
> > > > Hi Guys,
> > > >
> > > > I also have an original Altair 8800 that has not been powered up
> > > > since I was in my late teens or early twenties.  I'm 56 now and I
> > > > was wondering if anyone has put together a document for
> > > > successfully restoring Altair computers specifically and retro
> > > > style computers in general.  Any help is much appreciated.  I have
> > > > a bunch of boards in mine.  Here are the pictures.
> > > >
> > > > <
> > > > https://www.dropbox.com/sh/88mp9wna3myb2ce/AABcNr_ne3ssgVSxR-_YiAS
> > > > va?d
> > > > l=0>
> > > >
> > > > Any help is greatly appreciated.
> > > >
> > > >
> > > >
> > > > Kip Koon
> > > >
> > > > computerdoc at sc.rr.com
> > > >
> > > > http://www.cocopedia.com/wiki/index.php/Kip_Koon
> > > >
> > > >
> > > >
> > > >
> >
> >



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