Listmates --
Thank you all for an informed, stimulating, civil and enlightened
discussion on the subject of digital audio peaks and overs.
Dave R
On Mon, Mar 5, 2018 at 10:27 AM, Gary A. Galo <[log in to unmask]> wrote:
> For an excellent explanation of the problem of intersample overs, I
> recommend John Siau's article:
>
> https://benchmarkmedia.com/blogs/application_notes/
> intersample-overs-in-cd-recordings
>
> John is the VP and Director of Engineering at Benchmark. He explains how
> this problem occurs in the reconstruction filters in over-sampling D/A
> converters, and notes that the maximum peak above 0 is 3.01 dB. Benchmark
> is one of the few companies that has addressed this issue in their D/A
> converters.
>
> Best,
> Gary
>
> ____________________________
>
> Gary Galo
> Audio Engineer Emeritus
> The Crane School of Music
> SUNY at Potsdam, NY 13676
>
> "Great art presupposes the alert mind of the educated listener."
> Arnold Schoenberg
>
> "A true artist doesn't want to be admired, he wants to be believed."
> Igor Markevitch
>
> -----Original Message-----
> From: Association for Recorded Sound Discussion List [mailto:
> [log in to unmask]] On Behalf Of Goran Finnberg [log in to unmask]
> Sent: Monday, March 05, 2018 12:56 PM
> To: [log in to unmask]
> Subject: [ARSCLIST] RX5, etc.
>
> Jamie Howarth:
>
> >how interstitial clips can and do happen and suggested a margin of
> >1.1db below full scale when normalizing.
>
> I use an oversampling peak meter that gives the exact true peak level.
>
> Using a limiter that is NOT oversampling = cannot detect interstitial
> clips I see regularly peaks going 2-3 dB above the 0 dB F/S max level.
>
> While the nonoversampling meter only shows -0.1 dB F/S that the
> nonoversampling limiter was set too.
>
> If you can live with that fine but I prefer to use a true oversampling
> peak limiter to get the levels accurate.
>
>
> Best regards,
>
> Goran Finnberg
> The Mastering Room AB
> Goteborg
> Sweden
>
> E-mail: [log in to unmask]
>
> Learn from the mistakes of others, you can never live long enough to
> make them all yourself. - John Luther
>
> (\__/)
> (='.'=)
> (")_(") Nero & Smurfen:RIP
>
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