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From: authorplaceholder@gorgo.UUCP.UUCP
Newsgroups: comp.misc
Subject: Re: 3M Black Watch and 700 Tapes
Message-ID: <57500002@gorgo.UUCP>
Date: Sun, 8-Mar-87 01:43:00 EST
Article-I.D.: gorgo.57500002
Posted: Sun Mar  8 01:43:00 1987
Date-Received: Wed, 11-Mar-87 04:46:15 EST
References: <903@hropus.UUCP>
Lines: 17
Nf-ID: #R:hropus.UUCP:-90300:gorgo.UUCP:57500002:000:718
Nf-From: gorgo.UUCP!bsteve    Mar  8 00:43:00 1987


hropus!jin writes:

>I was told a while ago that 3M Black Watch tapes have a nasty tendancy
>to pickup contaminants and scratch read/write heads.  Because of this
>DEC maintenance would not cover damage done to drives by these
>tapes.  The 3M 700 series tapes *look* just like Black Watch (matte
>black color).  Are they also in the don't use catagory?

I don't believe this for a second. I used the Series 700 tapes for two
years for daily backups with no ill effects (including head problems). I
also found that the error rates on these tapes were consistantly lower than
the DEC, Graham, and CDC tapes that I also used. 

   Steve Blasingame (Oklahoma City)
   ihnp4!occrsh!gorgo!bsteve
   bsteve@eris.berkeley.edu