Here's a great writeup of the journey from ignorance to competence: getting sectors off old floppy disks, without...

Originally shared by Ed S

Here's a great writeup of the journey from ignorance to competence: getting sectors off old floppy disks, without the benefit of the host machine. Much good explanation within of how to measure and make sense of the pulses coming from a floppy drive, how to account for variation, and how to persevere.
http://amiga.robsmithdev.co.uk/history