@der-kleine-drache.bsky.social Ah, no I don’t think so. Come to think of it I usually just export it to eDSK image and let the emulator figure it out! You could probably make a guess based on sectors per track though? 9 for ST and PC, 10 for CPM or general Shugart systems, 11 for Amiga (22 for HD disks), etc etc.