On Thu, 3 Nov 2022, Grant Taylor wrote:
GCR is Group Code Recording, used on the Apple II,
Commodore 1541 drive and
Amiga (and others) use a different encoding scheme than the normal FM
No, the Amiga can handle GCR, but never used it. It's plain standard MFM
with different sector layout and IDs. After all, it's a software thing.
Christian