Hard sectored disks

From: Doug Rich <doug_at_the-one.com>
Date: Tue Dec 2 09:48:04 1997

I have many hundreds of 10 sector disks. Most have programs on them, but
they are not of much use. I could help out with a few if someone is in
great need.

Doug


At 10:51 PM 12/1/97 -0500, you wrote:
>Doug Coward wrote:
>
>> Any way, I have some PRELIMINARY results from my first little research
project.
>> For some time now I've been worried that when my last two boxes of 10
sector
>> hard sector mini-floppies were gone, I would not be able to find any more.
>> So, I started toying with the idea that I could make my own floppies.
>> Last weekend, using a 1/8" paper punch, I changed 3 DSDD soft sectored
floppies
>> into 3 DSDD 10 sector hard sector floppies by punching 10 more holes in
them!
>> AND THEY WORKED!
>> So far I've just tested them on an IMSAI and a North Star Horizon using
CP/M
>> 1.4 and NSDOS. NO PROBLEMS! (Format,copy disk,boot with new disk)
>> North Star DOS has a DT (Disk Test) command that writes an incrementing
pattern
>> to the entire disk starting at track 0 (over and over until you press
ctl-C).
>> AGAIN NO PROBLEM!
>
>So where the Hell do you find a 1/8" paper punch? The only ones I find
>seem to be closer to 3/16" or 1/4". Like the ones I used back when I
>thought it was practical to flip TRS-80 diskettes. (It wasn't. They
>worked -- for a while, especially when diskettes were $20+ per ten.)
>--
>Ward Griffiths
>"Men will never be free until the last king is strangled with the entrails
>of the last priest." [Denis Diderot, "Dithyrambe sur la fete de rois"]
>
>
Received on Tue Dec 02 1997 - 09:48:04 GMT