4 floppy disk drives on a PC?

From: Dan Williams <williams.dan_at_gmail.com>
Date: Tue Jan 18 15:47:26 2005

>
> To add to the fun,...
> SOME drives had a media sensor that would adjust the write current for HD
> diskettes, others required that come from a signal from the controller.
>
> The early PS/2 drives did NOT have a sensor. They would "successfully"
> format a 720K diskette to 1.4M. (Reliability was less than perfect due
> to 600 Oersted v 750 ) But then, when that disk was put into a
> drive that had a sensor, the drive would have problems with it.
>
That's what hole punches are for...........

Dan
Received on Tue Jan 18 2005 - 15:47:26 GMT

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