[cctalk] Re: Resurrecting old microcomputers

[Paul Koning via cctalk]

> On Feb 27, 2024, at 5:22 PM, CAREY SCHUG via cctalk <cctalk@classiccmp.org> 
> wrote:
> 
> OK, probably the hardest part is the floppy disk, as the mechanics corrode 
> over time
> more than chips.
> 
> People have built electronics to connect to a floppy cable and emulate a drive
> electronically.  Difficult to catch the timing on flux changes and digitize.

Not hard for floppies.  Harder but still doable for MFM hard drives -- David 
Gesswein did a very impressive version that's surprisingly inexpensive, using a 
BeagleBone Black or Green as the control engine.  I have one, it works 
perfectly.

        paul