From: Patent Tactics, George Brock-Nannestad
----- you were evidently re-capped!!
Best,
George
> DIGITAL AUDIO 101
>
> WELL, THE DIGITAL RECORDING SYSTEM DOES INDEED GENERATE NOISE.
> THE NOISE IS KEPT AT A PITCH WHERE YOU CAN'T HEAR IT. THIS IS DIGITAL
> NOISE.
> DOLBY NOISE REDUCTION WILL NOT HELP, EVEN THOUGH YOU'VE NEVER SWITCHED ONE
> ON.
> SUGGEST YOU HAVE THE DOLBIES RECAPPED BEFORE YOU SWITCH EM ON, JUST IN
> CASE.
> RUN THE A440 AT 15 IPS WITH SR FOR A PHENOMENAL RESULT. SORRY CAPS NOT
> SHOUTING...
>
> PAUL
>
> -----Original Message-----
> From: Mew, Peter [mailto:[log in to unmask]]
> Sent: Wednesday, July 21, 2010 11:57 AM
> To: [log in to unmask]
> Subject: Re: [ARSCLIST] More Tape Project
>
> Hi KenYou should never need any kind of Noise reduction system with a
> digitalrecorderThe digital recording system should not generate any noise to
> bereduced.We usually considered that 30ips half inch 2 track really didn't
> needDolby either, but its an option if you like the sound that SR dolbygives
> youCheers-pm -----Original Message-----From: Association for Recorded Sound
> Discussion List[mailto:[log in to unmask]] On Behalf Of Ken
> FritzSent: Wed 21 Jul 2010 0:21To: [log in to unmask]: Re:
> [ARSCLIST] More Tape Project Hi Peter, Running the risk of getting a reply
> from the moderator saying, takethis to a tape forum, I'll continue. I have
> an Ampex 440c with new 1/2 inch 2 track flux MS series headsI use for on
> site recording. I also have a pair of Dolby, 2 track 363 SRunits. I've never
> used the dolby units or even read the manuals. Mythought was to use a single
> pair with the 440 c and the second pairwith a Korg S2000 digital recorder as
> back up. I have a Grace M 201 mike pre that has dual outputs that would feed
> both the Ampex and Korg. Would a Dolby even be necessary with the Korg? I'm
> using ATR master tape biased at plus 6 and record at 15 ips. Since you work
> with the gear everyday, I'd appreciate yourthoughts. Thanks, Ken FritzOn Jul
> 20, 2010, at 5:53 PM, Mew, Peter wrote:> Hi> Where I work, 30 ips Stereo
> half inch was just another option that > Engineers could choose from All the
> combinations of half inch/quarter > inch/15ips/30ips/Dolby/Non Dolby all
> have different "sounds", so > engineers chose which combination they liked
> the sound of best Which > was often 15ips Quarter inch Dolby, which gave a
> very "Solid"> sound compared with 30ips half inch non dolby which was a bit
> "Thin" > in comparison>> Cheers> -pm>> -----Original Message-----> From:
> Association for Recorded Sound Discussion List >
> [mailto:[log in to unmask]] On Behalf Of Myles B. Astor> Sent: Tue 20
> Jul 2010 21:46> To: [log in to unmask]> Subject: [ARSCLIST] More Tape
> Project>> < in the music industry had all moved to half-inch two-channel 30
> in/s > by 1980. The only folks still on quarter-inch were the broadcast >
> house engineers.>>>> Really? I don't necessarily agree for 2 track. If
> you're talking > multitrack, then it's another story. But on the other hand,
> there's > nothing like Tim's modded 1"/2-track machines. 30 ips, not by any
> > stretch of the imagination. Some engineers, in part because they were >
> mixing down from digital to analog then, wanted the S/N and opted for> 30
> ips and/or Dolby. But one can't cheat mother nature as is shown in> the
> accompanying link:>> _http://www.endino.com/graphs/_
> (http://www.endino.com/graphs/)>> Because the head bump for 30 ips is an
> octave higher than with 15 ips,> 30 ips machines don't usually have as good
> a low frequency response as> 15 ips.> In fact, 15 ips was always a
> compromise in itself--and some out there> actually had suggested an interim
> speed of 20 or so ips.>> And as has been repeated here, TP will do 1/2
> inch--but the reality is> that with as few audiophiles have R2R tape decks,
> even fewer have > 1/2"> machines (they take up a bit of space remember!). So
> it was a > business decision more than anything else. Why would you produce
> > something for a non-existent market?>> Myles B. Astor, PhD> Senior
> Assistant Editor, Positive Feedback Online Moderator, > www.whatsbestforum>>
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