[QuadList] AMPEX Mark Ten 5 mil head

[Don Norwood]

Hi Lydia:

The savings in tape cost and storage space were the only reasons to use the 
7.5 speed.

Don Norwood
Digitrak Communications, Inc.
www.digitrakcom.com

----- Original Message ----- 
From: "Pappas, Lydia" <Lydia.Pappas at cityoflondon.gov.uk>
To: <quadlist at quadvideotapegroup.com>
Sent: Thursday, December 03, 2009 5:07 AM
Subject: Re: [QuadList] AMPEX Mark Ten 5 mil head


>
> I have several hundred Quad tapes which, as far as I can find out, look
> like they are all recorded at 7 1/2. They are causing me problems trying
> to get them transferred, over here in the UK. They are educational
> recordings and I am wondering if they were recorded that way to save
> money on tape - is this probable?
>
> Lydia 'the lurker'
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Wed, 2 Dec 2009 05:15:30 -0000
> From: "Dale Lamm" <dlamm1 at neo.rr.com>
> Subject: Re: [QuadList] AMPEX Mark Ten 5 mil head
> To: "Quad List" <quadlist at quadvideotapegroup.com>
> Message-ID: <D5E183FEC3A84C62B620DEDDA6DA5034 at compaq>
> Content-Type: text/plain; charset="iso-8859-1"
>
> [snip]
>
> Back in the day, I saw very few 7 1/2 ips recordings that were not low
> band...but of course, most of my quad experience back then was in
> educational television.
>
> [end]
>
> First time I saw 7.5 IPS in use was in the late 70's at a cable company
> head end. HBC on a TR-600, might have been Warner Brothers ownership.
> The operator said they could get an entire feature movie on a "90
> minute" roll of tape. Since there was just one TR-600, reel changes
> would have been a problem.
>
>
>
>
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