David Given

It looks like it's mostly writing, but is running into problems with the inner tracks (which are the shortest and therefore the most problematic). If you have the Kaypro booting...

So it's consistently working on the plain label disk? That sounds like a problem with the disks themselves... Do you have a 'modern' HD PC drive you can try? (A...

That last one is a compiler version mismatch. I have, hopefully, fixed it, but I may have introduced a dependency on a more recent version of the compiler than you...

Yep, thought so. I was relying on too new C++ features. The more I use it, the more I hate that language... I'll rewrite this and get back to you....

New version pushed --- PTAL?

That's weird. I have no idea why it might be doing that. That's said, the `fluxengine seek` command will let you manually move the head, which might be useful here;...

Hmm. That's extremely suspicious. The only electric issue I can think of which might be related is power related, because you end up having the computer's power supply and the...

My understanding is that the US uses two-phase, with 110V wall sockets connected from ground to either phase and 220V sockets connected from one phase to the other. So, which...

The result of 'test bandwidth' suggests that the transfer's getting corrupted somehow. Could you try a different USB cable?

So I think the 1581 is fixed, but I don't know about Atari ST disks. I can write them successfully, but I can't test them as I don't have an...