Re: Cat Box on Ebay/Rat Box

Ok, explain the vision behind a "Big Book of signatures". If I thing I can produce it (how ever time
consuming) I might step forward (to be shot) :-) I guess Im looking for a new "make everyone's life
easier on the Vector list" project anyway.

-=Mark=-

Jess Askey wrote:

> John and I were talking about making a 'big book' of signatures at one point but
> the idea sort of fizzled I guess. It would be a really nice thing to have but it
> would take a lot of time to do it.
> If anyone wants to seriously volunteer, I will loan out my docs to the brave
> person! :-)
>
> Mark E Davidson wrote:
> >
> > Is there place to get the Atari documentation in the signatures anywhere online?
> >
> > -=Mark=
> >
> > Jess Askey wrote:
> >
> > > The HP is simpler (and more common, $25 at surplus) and it will work just fine
> > > with the signatures on the Atari documentation. The CAT box does have some more
> > > advanced features but I would wait for Jeff's RATBox instead. Plus, the HP5004
> > > works quite well.
> > > jess
> > >
> > > Noel Johnson wrote:
> > > >
> > > > Al Kossow wrote:
> > > > >
> > > > > "Would it allow the use of the signature's already published by Atari to test/repair boards"
> > > > >
> > > > > I'd suggest picking up a used HP 5004 sig analyzer. They show up all
> > > > > the time, and are normally pretty cheap, because there isn't a whole
> > > > > lot of demand for them any more. They rarely sell for more than $50.
> > > >
> > > > Perhaps my question didn't make sense, but I am not sure it has been
> > > > answered. Atari published signature analysis guides that tell what the
> > > > output reading should be for each pin of an integrated circuit touched
> > > > with the probe of a cat box. Would these Atari guides be useable with
> > > > another type of signature analyzer such a as the HP5004 or would a known
> > > > working board have to be tested first to determine what the output
> > > > should be with a tester other than a cat box?
> > > >
> > > > Please excuse this "non-techie" (but willing to learn) if my question is
> > > > silly!
> > > >
> > > > Thanks,
> > > > Noel
Received on Fri Nov 19 09:25:20 1999