71:
146:
310:"...music professionals with access to first generation data have widely reported subjectively better sound, and a meta-analysis of previously published listening tests comparing high resolution to CD found a clear, though small, audible difference that significantly increased when the listening tests included standard training (i.e., with experience in listening)."—Journal of the
138:
377:
audio from CD quality audio "was only slightly better than chance". However for perspective, the same is true of blind tests between lossy compression (mp3 or equivalent) and lossless CD quality audio, which are widely accepted as audibly different but dependent upon the playback equipment and listening skill (training) of the participants.
97:
audio capable of reproducing the full spectrum of sound from recordings which have been mastered from better than CD quality (48 kHz/20-bit or higher) music sources which represent what the artists, producers and engineers originally intended." Previously, the Japan
Electronics and Information
214:
In 2014, the Japan
Electronics and Information Technology Industries Association (JEITA) announced a specification and accompanying "Hi-Res AUDIO" logo for consumer audio products, administered by the Japan Audio Society (JAS). The standard sets minimums of 96 kHz sample rate and 24-bit depth, and
376:
performed a meta-analysis on 20 of published tests, saying that trained listeners could distinguish between hi-resolution recordings and their CD equivalents under blind conditions. Hiroshi
Nittono pointed out that the results in Reiss's paper showed that the ability to distinguish hi resolution
304:"The claimed main-benefit of high-resolution audio files is superior sound quality 24-bit/96 kHz or 24-bit/192 kHz files should, therefore, more closely replicate the sound quality that the musicians and engineers were working with in the studio."—
98:
Technology
Industries Association (JEITA) in March 2014 and the Japan Audio Society (JAS) in June 2014 published definitions, requiring at least 96 kHz/24-bit with the inclusion that a “Listening evaluation process is required by each applicant.”
347:
suggests that caution is in order with regard to high-resolution audio: "There is reason to be wary, given consumer electronics companies' history of pushing advancements whose main virtue is to require everyone to buy new gadgets."
1109:
891:
59:. It commonly refers to 96 or 192 kHz sample rates. However, 44.1 kHz/24-bit, 48 kHz/24-bit and 88.2 kHz/24-bit recordings also exist that are labeled HD Audio.
514:
93:, DEG: The Digital Entertainment Group, and The Recording Academy Producers & Engineers Wing, formulated the following definition of high-resolution audio in June 2014: "
277:"The DSD process used for producing SACDs captures more of the nuances from a performance and reproduces them with a clarity and transparency not possible with CD."—The
1101:
1157:
322:"If cared about sound quality in the first place, they would make all of the releases sound great in every format they sell: MP3, FLAC, CD, iTunes, or LP."—
62:
Research into high-resolution audio began in the late 1980s and high-resolution audio recordings started to become available on the consumer market in 1996.
761:
708:
592:
86:
899:
366:
have shown that musicians and composers are unable to distinguish higher resolutions from 16-bit audio at 48 kHz. One 2014 paper showed that
965:
231:
codecs. Sony reaffirmed its commitment towards the development in the high-resolution audio segment by offering a slew of Hi-Res Audio products.
391:
allowed by higher sample rates. This reduces the energy spread in time from transient signals such as plucking a string or striking a cymbal.
359:
in the release – thus many comparisons of CD to these releases are evaluating differences in mastering, rather than bit depth.
834:
207:
724:
He'll have some competition. Already, services like HDtracks.com have seen triple-digit growth in downloads of top-notch digital files
154:
362:
Most early papers using blind listening tests concluded that differences are not audible by the sample of listeners taking the test.
1125:"A Suggested Explanation For (Some Of) The Audible Differences Between High Sample Rate And Conventional Sample Rate Audio Material"
78:
High-resolution audio is generally used to refer to music files that have a higher sampling frequency and/or bit depth than that of
180:
Following the rise in online music retailing at the start of the 21st century, high-resolution audio downloads were introduced by
273:
Whether there is any benefit to high-resolution audio over CD-DA is controversial, with some sources claiming sonic superiority:
90:
864:
515:"High Resolution Audio Initiative Gets Major Boost with New "Hi-Res MUSIC" Logo and Branding Materials for Digital Retailers"
1131:
736:
114:
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228:
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118:
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HDCD is capable of higher quality sound reproduction because HDCD encodes the equivalent of 20 bits worth of data
31:
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79:
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311:
215:
for analog processes, 40 kHz. The related "Hi-Res Audio
Wireless" standard additionally requires support for the
657:
334:"A solution to a problem that doesn't exist, a business model based on willful ignorance and scamming people."—
192:
126:
343:
195:
in 2013. Competition in online high-resolution audio retail stepped-up in 2014 with the announcement of
122:
1041:"High-frequency sound components of high-resolution audio are not detected in auditory sensory memory"
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1056:
776:
596:
388:
30:"High definition audio" redirects here. For the Intel specification for personal computer audio, see
681:
485:
157:
in 1995, an encoding/decoding technique using standard CD audio. This was followed by two more
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Rectangular unshaped dither, rather than the industry-standard triangular or shaped dither.
244:
240:
187:
Further attempts to market high-resolution audio on optical disc followed with Pure Audio
56:
868:
593:"Home Technology eMagazine - Classic Home Toys Installment #19 The Final CD Format: HDCD"
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984:
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298:
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170:
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137:
106:
70:
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940:"Audibility of a CD-Standard A/D/A Loop Inserted into High-Resolution Audio Playback"
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17:
985:"The Audibility of Typical Digital Audio Filters in a High-Fidelity Playback System"
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Approximate dynamic range and bandwidths of some high-resolution audio formats
1102:"Audio Quality Quiz Results: You Did Slightly Better Than Guessing Randomly"
1024:
1007:
682:"Universal Music bets on consumer longing for quality with hi-fi Pure Audio"
466:
449:
370:
using outdated methods produces audible artifacts in blind listening tests.
351:
High-resolution files that are downloaded from niche websites that cater to
210:
Official logo for products meeting JEITA/JAS's "Hi-Res Audio" specification.
166:
145:
49:
1086:
800:
335:
181:
94:
922:"Nine Inch Nails' "Hesitation Marks" - Audiophile, or AudioFAIL ?"
329:
188:
169:
in 2000. These formats offer additional benefits such as multi-channel
318:...and with other opinions ranging from skeptical to highly critical:
939:
367:
294:
380:
Some technical explanations for sonic superiority cite the improved
259:
have options to enable the playback of high-resolution audio files.
248:
205:
1008:"A Meta-Analysis of High Resolution Audio Perceptual Evaluation"
835:"What's up with Neil Young's Pono high-resolution music system?"
323:
102:
777:"What is hi-res audio and how can you experience it right now?"
153:
One of the first attempts to market high-resolution audio was
110:
101:
File formats capable of storing high-resolution audio include
709:"How Neil Young's Pono Music Raised $ 2 Million in Two Days"
144:
136:
641:
983:
Jackson, Helen M.; Capp, Michael D.; Stuart, J. Robert.
1150:"MQA Time-domain Accuracy & Digital Audio Quality"
502:
High-resolution audio is a new industry marketing term
567:"High-resolution audio: everything you need to know"
865:"24/192 Music Downloads and why they make no sense"
519:
The
Recording Industry Association of America(RIAA)
450:"High Resolution Audio: A History and Perspective"
82:(CD-DA), which operates at 44.1 kHz/16-bit.
892:"Music Snobs, Neil Young Has a Product for You"
161:formats claiming sonic superiority over CD-DA:
658:"Norman Chesky of HDtracks and Chesky Records"
644:) pioneered high-resolution audio via download
328:"Impractical overkill that nobody can afford"—
177:, none of these achieved widespread adoption.
48:) is a term for audio files with greater than
8:
966:"We tested ... the music in high definition"
561:
559:
443:
441:
1076:
1023:
546:"Japan Audio Society - Hi-Res Audio Logo"
479:
477:
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87:Recording Industry Association of America
1012:Journal of the Audio Engineering Society
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538:
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454:Journal of the Audio Engineering Society
69:
618:
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437:
417:
1137:from the original on 28 November 2009.
821:this album is available to buy on SACD
811:from the original on December 31, 2013
760:: CS1 maint: archived copy as title (
753:
867:. Xiph.Org Foundation. Archived from
624:"Definition of:high-resolution audio"
7:
1160:from the original on 10 March 2023.
269:Super Audio CD § Sound quality
1018:(6). J. Audio Eng. Soc.: 364–379.
460:(5). J. Audio Eng. Soc.: 246–257.
355:listeners often include different
155:High Definition Compatible Digital
25:
1112:from the original on 9 June 2015.
448:Melchior, Vicki R. (2019-05-03).
801:"What are the benefits of SACD?"
486:"What Is High-Resolution Audio?"
91:Consumer Electronics Association
89:(RIAA), in cooperation with the
1006:Reiss, Joshua D. (2016-06-27).
898:. BLOOMBERG L.P. Archived from
1148:Robjohns, Hugh (August 2016).
1123:Story, Mike (September 1997).
1100:Fischer, Tyler (9 June 2015).
964:Nicolas Six (21 August 2015).
861:Christopher "Monty" Montgomery
1:
27:Audio exceeding CD capability
656:Lander, David (2014-10-21).
484:Aguilar, Mario (June 2013).
775:Cohen, Simon (2021-05-18).
32:Intel High Definition Audio
1194:
1069:10.1038/s41598-020-78889-9
707:O'Malley Greenburg, Zack.
595:. HomeToys. Archived from
266:
80:Compact Disc Digital Audio
29:
312:Audio Engineering Society
1039:Hiroshi Nittono (2020).
241:music streaming services
193:High Fidelity Pure Audio
1025:10.17743/jaes.2016.0015
642:http://www.hdtracks.com
467:10.17743/jaes.2018.0056
896:BLOOMBERG BUSINESSWEEK
573:. Haymarket Publishing
344:Bloomberg Businessweek
279:Mariinsky record label
211:
150:
142:
75:
55:or higher than 16-bit
841:. CBS Interactive Inc
209:
148:
140:
73:
42:high-definition audio
38:High-resolution audio
18:High resolution audio
389:anti-aliasing filter
314:, Volume 67, Issue 5
125:(the format used by
1061:2020NatSR..1021740N
987:. J. Audio Eng. Soc
945:. J. Audio Eng. Soc
928:. 4 September 2013.
833:Guttenberg, Steve.
805:Mariinsky Label FAQ
688:. Globalcom Limited
550:www.jas-audio.or.jp
1156:. Sound On Sound.
1045:Scientific Reports
890:Brustein, Joshua.
341:Business magazine
235:Streaming services
212:
184:starting in 2008.
151:
143:
76:
926:Production Advice
902:on March 17, 2014
863:(25 March 2012).
807:(Press release).
239:As of 2021, some
16:(Redirected from
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737:"Archived copy"
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57:audio bit depth
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173:. Following a
171:surround sound
141:Super Audio CD
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871:on 2018-07-21
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781:digitaltrends
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743:on 2018-12-01
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599:on 2014-03-18
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401:High fidelity
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191:in 2009, and
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165:in 1999, and
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50:44.1 kHz
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989:. Retrieved
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904:. Retrieved
900:the original
895:
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873:. Retrieved
869:the original
855:
843:. Retrieved
838:
828:
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813:. Retrieved
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795:
784:. Retrieved
780:
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741:the original
731:
723:
716:. Retrieved
712:
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690:. Retrieved
685:
676:
665:. Retrieved
661:
651:
639:
632:. Retrieved
630:. Ziff Davis
627:
607:
601:. Retrieved
597:the original
587:
575:. Retrieved
570:
549:
523:. Retrieved
521:. 2015-06-23
518:
509:
501:
494:. Retrieved
489:
457:
453:
420:
406:Loudness war
379:
374:Joshua Reiss
372:
361:
350:
342:
340:
317:
272:
253:Amazon Music
238:
213:
186:
179:
159:optical disc
152:
100:
84:
77:
61:
45:
41:
37:
36:
1130:. dCS Ltd.
970:Le Monde.fr
571:What Hi-Fi?
382:time domain
364:Blind tests
306:What Hi-Fi?
263:Controversy
257:Apple Music
66:Definitions
53:sample rate
991:9 November
815:January 1,
786:2021-11-13
747:2016-12-29
667:2019-01-09
640:HDtracks (
603:2012-08-05
577:11 October
432:References
353:audiophile
285:(formerly
267:See also:
197:Neil Young
175:format war
1055:: 21740.
692:4 January
525:21 August
368:dithering
357:mastering
289:Ballet),
203:service.
167:DVD-Audio
149:DVD-Audio
1172:Category
1158:Archived
1132:Archived
1110:Archived
1087:33303915
949:24 March
906:17 March
845:18 March
809:Archived
756:cite web
718:15 March
634:18 March
496:17 March
395:See also
336:Xiph.org
243:such as
182:HDtracks
95:lossless
46:HD audio
1108:. NPR.
1106:npr.org
1078:7730382
1057:Bibcode
875:21 July
490:Gizmodo
387:of the
330:Gizmodo
301:(SACDs)
281:of the
225:LC3plus
189:Blu-ray
133:History
1085:
1075:
1053:Nature
713:Forbes
295:Russia
255:, and
1178:Sound
1135:(PDF)
1128:(PDF)
1051:(1).
943:(PDF)
839:c|net
628:PCMag
412:Notes
287:Kirov
249:Qobuz
245:Tidal
229:MQair
1083:PMID
993:2015
951:2015
908:2014
877:2018
847:2014
817:2014
762:link
720:2014
694:2014
636:2014
579:2016
527:2018
498:2014
324:cnet
227:and
221:LHDC
217:LDAC
201:Pono
163:SACD
127:SACD
121:and
115:AIFF
107:ALAC
103:FLAC
85:The
1073:PMC
1065:doi
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119:MQA
111:WAV
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