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Article #1355

Re: QIC-24 to QIC-150

#1355
From: Jim Levie
Date: Wed, 26 Jun 1991 17:04
31 lines
1947 bytes
panisset@thunder.mcrcim.mcgill.edu (Jean-Francois Panisset ) writes:

>I have some tapes which were written to by a QIC-24 tape drive. Now, these
>tapes are "high-density" (12500 ftpi), and I would now like to re-use them
>in a QIC-150 drive. Unfortunately, the drive detects that these tapes were
>written to at low density, and thus refuses to write to them. So my question
>is: what is the best way to force a QIC-150 drive to write to such a tape,
>or do I have no choice but to use a powerful magnet? For reference, I
>am using a Personnal Iris under IRIX 3.3.2.


>Thanks in advance,
>JF Panisset
>-- 
>Jean-Francois Panisset                    
>INET: panisset@mcrcim.mcgill.ca            
>      panisset@larry.mcrcim.mcgill.edu
>UUCP: ...!mcgill-vision!panisset           

Uhh, I don't think this is at all possible, the Q150 drives that I
have cannot write to Q24 tapes at all. The docs that I have indicate
that the drive senses the type of cartridge from "physical information
recorded on the tape", I suppose they meant the pattern and/or
placement of the holes in the tape. Perhaps someone more knowledgeable
could provide more details.

-- 
=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+=+
 Jim Levie                                  email: jim@chimera.hsv.remtech.com
 REMTECH Inc  Huntsville, Al                (or)  ...uunet!remtech!chimera!jim
 The opinions expressed above are just that     Ph.     (205) 536-8581
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Message-ID: <jim.677955848@chimera>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!caen!spool.mu.edu!uunet!infonode!ingr!remtech!chimera!jim
References: <1991Jun26.124823.11846@thunder.mcrcim.mcgill.edu>

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From: jim@remtech.com (Jim Levie)
Newsgroups: comp.periphs,comp.sys.sgi
Subject: Re: QIC-24 to QIC-150
Message-ID: <jim.677955848@chimera>
Date: 26 Jun 91 17:04:08 GMT
Article-I.D.: chimera.jim.677955848
References: <1991Jun26.124823.11846@thunder.mcrcim.mcgill.edu>
Organization: Remtech Inc.
Lines: 31