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Compact Discs

Dr. AIX's POSTS 

Making the LFE Channel Go Boom

March 30, 2015March 30, 2015 Dr. AIX 13 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, ITU 775-3, jitter, LFE, Loudness Wars, Mark Waldrep, PCM, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

Getting extremely loud, low frequencies are the meat and potatoes of movie soundtracks. Movie directors and sound supervisors want to

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Dr. AIX's POSTS 

LFE: Putting The Low End To Work

March 29, 2015March 29, 2015 Dr. AIX 5 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, ITU 775-3, jitter, LFE, Loudness Wars, Mark Waldrep, PCM, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

The final section of the ITU specification is an Appendix to Annex 7, which we explored a few posts back.

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Dr. AIX's POSTS 

Sample Rate Inflation

March 28, 2015 Dr. AIX 19 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, ITU 775-3, jitter, LFE, Loudness Wars, Mark Waldrep, PCM, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

John Siau, the head designer and principal at Benchmark, writes white papers and posts them to their site. As many

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Dr. AIX's POSTS 

No Change Equals Better Sound

March 27, 2015March 27, 2015 Dr. AIX 1 Comment advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, ITU 775-3, LFE, Loudness Wars, Mark Waldrep, PCM, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

Gary Leonard Koh is a principal at Genesis Advanced Technologies and a member of the true believers in the analog

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Dr. AIX's POSTS 

Getting to the Bottom End of the LFE

March 26, 2015 Dr. AIX 3 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, ITU 775-3, LFE, Loudness Wars, Mark Waldrep, PCM, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

Getting to the Bottom End of the LFE The ITU specification for using the LFE (Low Frequency Effects or Low

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Dr. AIX's POSTS 

LFE: From the Horses Mouth

March 25, 2015March 24, 2015 Dr. AIX 6 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, ITU 775-3, LFE, Loudness Wars, Mark Waldrep, PCM, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

I finally got a response from my friends at Dolby regarding the boosting of the LFE channel during the playback

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Dr. AIX's POSTS 

Illuminating CDs: A New Thread

March 24, 2015October 15, 2016 Dr. AIX 24 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, audio snake oil, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, Loudness Wars, Mark Waldrep, Paul McGowan, PCM, PS Audio, PureFlection, Revel Salon2, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

I received a copy of an email this morning from Mark of CDIllumination, the company in Australia that is “vivifying”

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Dr. AIX's POSTS 

Loudness Nirvana?

March 23, 2015March 23, 2015 Dr. AIX 18 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, Loudness Wars, Mark Waldrep, Paul Horner, Paul McGowan, PCM, PS Audio, PureFlection, Revel Salon2, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

Thanks to a reader’s recommendation, I found my way to a paper about the concept of loudness normalization written by

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Dr. AIX's POSTS 

Loudness and Normalization

March 22, 2015 Dr. AIX 5 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, Loudness Wars, Mark Waldrep, Paul McGowan, PCM, PS Audio, PureFlection, Revel Salon2, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

This whole loudness war issue is still among the biggest issues confronting the music industry today. And it includes to

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Dr. AIX's POSTS 

Copy Me Stupid!

March 21, 2015March 21, 2015 Dr. AIX 26 Comments advanced resolution, AIX Records, analog vs. digital, Audio Resolution, Audio Specifications, Audiophile Mastering, Compact Discs, DVD-Audio, HD Downloads, HD Music, hd-audio, Hi Res Audio, Hi-Res Audio Logo, high resolution audio, high-res music, High-Resolution, High-Resolution Audio Experience, HiRes Audio, HiRes Music, HRA, HRA Listening Experience, Mark Waldrep, Paul McGowan, PCM, PS Audio, PureFlection, Revel Salon2, Spectragram, spectragraphs, UHD CD, UHD-Audio, Ultra HD-Audio, Ultra High Definition Audio, Ultra High Resolution Audio

It’s a special day today…it’s the birthday of Johann Sebastian Bach (March 21, 1685), my favorite composer by far. There’s

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ABOUT US

Real HD-Audio is a reader-sponsored online magazine dedicated to honest and accurate information about the world of high-end audio. It is written by musician, educator, audio engineer, music producer, and author Mark Waldrep, Ph.D.

Dr. AIX owns and operates AIX Records, an audiophile label,

iTrax.com, the world’s first high-res download site,

and AIX Media Group, a production company specializing in new media.

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