On Wed, Oct 2, 2024 at 10:20 AM Jonathan Chapman via cctalk < cctalk@classiccmp.org> wrote:
> > What do people use to align a shugart drives? > > The appropriate alignment diskette, an *analog* oscilloscope, and a > program to step the drive around and load heads. For most drives, that's a > PC and ImageDisk, but we use a DeRamp FDC+ and AFEXER for Pertec drives in > MITS disk systems. > > Seems we're one of the few places that will still do it for other people. > I know of two other hobbyists who can align their own drives, but neither > will do it for other people anymore, I think. > > > I plan to learn more about the Dysan tester gear because this seems to > be a popular repair > > module. > > Be *very* *careful* mounting an alignment diskette in a drive. If you frag > it, there's no getting it back. They can't be written using a regular > drive. When repairing a drive, I run it in whatever alignment it is, and > read/write a lot of test data to make sure it's not about to wreck my > alignment diskette with an errant write. After it is 100% functional, then > it gets aligned. > > Thanks, > Jonathan > Looks like I need to take this one step at a time, thanks Jon B
