In
1980, a floppy drive from NED was $1,000. In 1984, a floppy drive from
NED was $1,400. In 1987, a floppy drive from NED was $1,500. This
pricing wasn't exactly tracking the trajectory of computer hardware
prices in the 1980s.
Making cards with stupid non-standard pinouts were an important part of protecting this pricing scheme.
One
version can connect to cables, with the board mounted, or the board
placed inline in the cable, or the board on the tabletop.
Another version can connect the
20-pin Synclavier II D100 floppy disk controller to a standard 34-pin
flash memory-based floppy drive emulator.