Hard Sector Diskettes, was Re: Northstar Horizon
dkelvey at hotmail.com
Sun Nov 26 22:29:51 CST 2006
I think it would work but many of the diskettes I have also have a
lining of a cloth like stuff. I have a hard time cutting just a single layer
One can get a piece of drill rod stock quite sharp. I use the shank of a
only because it was easy to get. The shanks are not as hard as the
I do have one problem, even when just cutting the floppy disk against
the die, I still get a few hanging on by a little. Cutting through the
envelope might not provide enough support at the edges to get
a clean cut.
It is worth trying anyway. One might also try a high speed drill
instead of a punch or even a cutting LASER!
Ok, I'm getting a little carried away. Having all the holes cut at
once would improve the through put.
>From: "Chuck Guzis" <cclist at sydex.com>
>Reply-To: "General Discussion: On-Topic and Off-Topic
>Posts"<cctalk at classiccmp.org>
>To: "General Discussion: On-Topic and Off-Topic Posts"
><cctalk at classiccmp.org>
>Subject: Re: Hard Sector Diskettes, was Re: Northstar Horizon
>Date: Sun, 26 Nov 2006 16:19:38 -0800
>On 26 Nov 2006 at 16:01, dwight elvey wrote:
> > I put some small aluminum blocks where the optical sensor and
> > LED used to be. I have detents on the flywheel that correspond
> > to the locations where the holes should be. I use the shank of
> > a #93 ( I think that is the right size ) bit as the punch. This
> > I sharpened such that it has two flukes, similar to what a paper
> > punch has.
>Assuming one had a sharp enough bit, why wouldn't it be possible to
>simply punch all the holes straight through the jacket without having
>to do anything more than align the index hole in the cookie with the
>index hole in the jacket? It might not look pretty, but what would
>prevent it from working? Would there be still too much of a burr
>left on the jacket that would interfere with the works?
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