Oersted Ratings of DC300A and DC600 Tape Cartridges

From: r. 'bear' stricklin <red_at_bears.org>
Date: Thu Jan 2 16:24:01 2003

On Thu, 2 Jan 2003, Tony Duell wrote:

> Be careful. Some of the older machines used standard-looking tape
> cartridges, but didn't use any of the QIC formats on them. I know of at
> least one machine that had a 2-winding head, and recorded a transition on
> one track for a '0' and one on the other track for a '1' (a bit like the
> HP calculator magnetic cards). Needless to say you'll not read such tapes
> with a normal QIC drive/formatter.

Yeah, since then I've been reading a bit more about the 5100 and it soudns
a lot like there's something peculiar going on in that drive. I doubt very
much now the ability of the tapes to be read on most any drive other than
that in the 5100.

Received on Thu Jan 02 2003 - 16:24:01 GMT

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