Using a Greaseweazle—a versatile open-source tool for floppy disk diagnostics—he tests the drive’s components and explores whether the fault lies with the read/write head or electronic systems.

This is a simple PCB design that directly adapts a Greaseweazle floppy interface to a 25 pin (or 37 pin) external floppy drive. The idea was to allow the use of cheap external floppy drives that are ...

Using the latest GW Tools version 1.10, I tried to dump IBM DOS 3.3 floppy (5.25 inch, 360KB) with my TEAC FD-55GFR (a high density 5.25" floppy drive). The command I used is: gw read --drive A ...