Apple disk controllers (was: Sharp MZ-80B boot disk

From: Fred Cisin <>
Date: Thu Dec 19 22:55:02 2002

> > seeing one that had some extra diagnostics and stuff. And, of course,
> > there was the Sorrento Valley Associates board that did MFM in Apple][

On Thu, 19 Dec 2002, Sellam Ismail wrote:
> Ooh, juicy! Where can I get one of those?

It's been a while since I've seen one. They were mostly pushed in the 80s
for being able to connect 8" drives!

If you dig through the archives, your buddy Dick mentioned the SVA board a
few times!

> > > One thing about Apple, they are expensive, but they're built very well.
> > Most of their stuff was pretty good. But there were a few recurrent
> > problems, specifically including the corners they cut on the disk system,
> > and the crappy sockets that they used to use.
> Well, when I go to boot one up after 10, 20, even 30 years, they still
> work 95% of the time.

And 3 of the other 5% will work if you take your thumb and push down on
each chip to reseat it.
Received on Thu Dec 19 2002 - 22:55:02 GMT

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