I would recommend a Greaseweazle.  This is a flux change recorder/copier that can handle many many different formats because it reads and writes by flux transitions on the disk, regardless of the encoding scheme (GCR, MFM, FM, etc.) or format.

This is how I format and copy DEC RX01 and RX02 8" disks.

On 11/3/2022 4:07 PM, Grant Taylor via cctalk wrote:
Hi,

n00b alert

Does anyone have a 101 level boot strap guide for someone wanting to get into creating better-than-dd disk images?

I'm finding myself back in a position where I want to image / preserve multiple 5¼ & 3½ inch disks.  I think all of them are PC compatible disks.  Probably standard FAT-12 and a handful of super capacity disk formats from the likes of IBM / Microsoft where they tried to squeeze 1.6 (?) MB on a 3½ inch disk.

I have an internal 5¼ inch floppy drive that is in unknown condition (I've never used / tested it since I got it).

I also have (at least one) 5¼ disk that I acquired as a scratch monkey disk to test on before working on disks that I care more about.

I was thinking about acquiring a Kryoflux in the next few months and starting to collect better quality images of disks.  I recently saw someone on Twitter suggest that Kryoflux wasn't the best route to go and suggested a SuperCard Pro instead.

I had been using the dd command under Linux against a USB connected 3½ inch floppy drive for most things.  But I've come to learn that's not as good as some people would like to see preserved.

So, does anyone have a 101 level boot strap guide for someone wanting to get into creating better-than-dd disk images?




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