More than 2 FDDs on a PC

Fred Cisin cisin at
Tue Dec 27 16:23:26 CST 2005

On Tue, 27 Dec 2005, John Allain wrote:
> > If anyone wants one, I'll sell them for $12 each plus $6
> > shipping.
> Important for me would be a cable to go with these.
> My understanding was the twisted cable worked only
> for two-drive chains and for more than 2, you needed
> to either strap the drives individually or make a very
> specific cable.

MOST 4 floppy controllers for PC (yes, there ARE exceptions),
use two 34 pin (2 x 17) connectors, with an ordinary PC
2 drive twisted cable on each.

The original 5150 FDC board used a card edge for two internal drives, and
a DC-37 on the bracket for two external drives.

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