Re: [Avid-L2] Somewhat OT: Is it better to store (digibeta) tapes in rewound ...

This of course applies to stationary and not helical scan heads to
overstate the obvious.

DD

Dave Hogan wrote:
>
>
> Well, If you want to talk about open reel tapes and analog masters...
>
> The other important reason for storing tails out was "Print Through"
> It was considered less severe because tails out print through came
> after a loud section, and heads out caused print through before the
> loud section.
>
> The following is quoted from an AES Technical Bulletin A011194 (link
> follows quote):
>
> "There are a few steps you can take to minimize print-through. The
> most common is to store your tape tails out.
> Normally, the outer layers of tape from the printing signal will
> receive more print-through than the inner layers,
> since the signal must reach the top of the oxide coating to be
> noticeable. To reach the top surface of an outer
> layer of tape, that signal's magnetic field needs only to pass through the
> base material. To reach the top surface of an inner layer of tape, it
> must pass through both the base material and
> the oxide. So by storing tape tails out, the strongest print-through
> will be postprint. This is less offensive than
> preprint, because post-print will be masked by the recorded signal on
> playback."
>
> http://www.aes.org/aeshc/docs/3mtape/printthrough.pdf
> <http://www.aes.org/aeshc/docs/3mtape/printthrough.pdf>
>
> (My first job was as a sound recordist).
>
> Dave Hogan
> Burbank, CA
>
> ________________________________
> From: "Quinatwork@aol.com <mailto:Quinatwork%40aol.com>"
> <Quinatwork@aol.com <mailto:Quinatwork%40aol.com>>
> To: Avid-L2@yahoogroups.com <mailto:Avid-L2%40yahoogroups.com>
> Sent: Sun, August 16, 2009 5:02:32 PM
> Subject: Re: [Avid-L2] Somewhat OT: Is it better to store (digibeta)
> tapes in rewound ...
>
> I remember in the Army, we were always supposed to send tapes on to the
> next station "tails-out", whether they were reels or cassettes. The
> logic was
> explained that tow factors were involved: 1- the receiving station
> would be
> able to properly tension the tapes after shipping, 2- if a tape were to
> have a mechanical issue, it would be in the tail and easily spliced,
> versus
> making the head shorter.
>
> Me, I always tried to store tapes rewound. Even had a betamax rewinder to
> save wear on the decks. Had to watch it with old Red shell Scotch
> tapes, as
> it would snap the leader rather than stop.
>
> Of course, you mileage may vary.
>
> Quin
>
> Quinton Lee, MIS
> Q.A. Lee Consulting
> Helping People and Technology Work Together
>
> In a message dated 8/14/2009 1:06:33 P.M. Eastern Daylight Time,
> natjencks@gmail. com writes:
>
> Is this really true? I've never archived much on tape, but I'm not
> sure I can see any reason why it would be better to store the tape in
> a rewound position, other than to avoid confusion for the next person
> to use the tape...
>
> [Non-text portions of this message have been removed]
>
> [Non-text portions of this message have been removed]
>
>

--
David Dawkins
780-905-9121
dawk2@shaw.ca

[Non-text portions of this message have been removed]

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