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Metallica-《…And Justice for All (Remastered Deluxe Box Set) [Explicit]》 24Bit / 192kHz
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Metallica-《…And Justice for All (Remastered Deluxe Box Set) [Explicit]》

演唱 / 演奏 Metallica

采样率
24Bit / 192kHz
音频格式
FLAC
歌曲数量
112 首
文件大小
22.86GB
选择下载版本3 个版本 · 整张专辑打包

整张专辑打包下载进入百度网盘后可选择单曲切换版本后下载对应音质

Listening Room

解码器试听面板

切换音质,采样点与频谱会实时变化。网页试听为转码预览,完整文件请下载。

CG · DAC-01Reference Decoder
Lock PCM 192 kHz Play
TRACK 01 / 112 Am I Evil_ (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica
00:00/ 03:45-03:45
00:0003:45
CODECFLAC
CHANNELSTEREO
OUTPUTBIT-PERFECT
0 dB

PREVIEW · 网页试听

1-Bit Stream · 每 0.5 ms 1,411 个脉冲
DSD642.8224MHz
Spectrum · 0–100 kHz音乐信号至 ≈50 kHz · 噪声整形
Sound Field · ITU-R BS.775 布局
5.1CH192kHz
Channel Levels · 6 CH声像 · 正前方
Sample Points · 每 0.5 ms 96 个采样点
24BIT192kHz
Spectrum · 0–96 kHz完整频谱 · 至 96 kHz
SOURCE单一音源 · DSD
FORMAT
FLAC
RATE
2.8224 MHz
DEPTH
1 BIT
VS CD
64×

输出:Native DSD / DoP 自动识别;解码器不支持时转为 PCM 播放

DATA RATE5,645 kbps

2.8224 MHz × 1 bit × 2 ch

CHANNELS单一音源 · 5.1
L左前−30°
C中置0°
R右前+30°
LFE低音≤120Hz
Ls左环绕−110°
Rs右环绕+110°
LAYOUT
3/2.1
CODEC
FLAC
OUTPUT
HDMI 直通
DATA RATE— kbps

FLAC · 6 声道

SOURCE音质切换
DATA RATE— kbps

PCM / 编码码率 · 对数刻度

曲目列表

Tracklist 112 首 当前 Hi-Res 无损

# 试听 歌曲名称 演唱者 时长 文件大小 码率
01 Am I Evil_ (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) 可试听 Metallica · 03:45 · 140.78MB · 5231kbps Metallica 03:45 140.78MB 5231kbps
02 已锁定 Am I Evil_ (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 03:44 · 149.94MB · 5577kbps Metallica 03:44 149.94MB 5577kbps
03 已锁定 Bass Solo (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 06:17 · 221.47MB · 4904kbps Metallica 06:17 221.47MB 4904kbps
04 已锁定 Bass Solo (Live _ Seattle '89_Explicit) Metallica · 07:30 · 295.04MB · 5484kbps Metallica 07:30 295.04MB 5484kbps
05 已锁定 Battery (Live At Hammersmith Odeon, London, England _ October 10th, 1988) Metallica · 04:53 · 184.48MB · 5251kbps Metallica 04:53 184.48MB 5251kbps
06 已锁定 Battery (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988) Metallica · 04:44 · 184.11MB · 5409kbps Metallica 04:44 184.11MB 5409kbps
07 已锁定 Battery (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 05:15 · 217.25MB · 5756kbps Metallica 05:15 217.25MB 5756kbps
08 已锁定 Blackened (1987 _ From James' Riff Tapes 2_Explicit) Metallica · 03:09 · 99.12MB · 4377kbps Metallica 03:09 99.12MB 4377kbps
09 已锁定 Blackened (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988) Metallica · 02:01 · 76.68MB · 5263kbps Metallica 02:01 76.68MB 5263kbps
10 已锁定 Blackened (Live _ Seattle '89_Explicit) Metallica · 06:37 · 287.72MB · 6056kbps Metallica 06:37 287.72MB 6056kbps
11 已锁定 Blackened (November 1987 Demo) Metallica · 05:58 · 239.95MB · 5609kbps Metallica 05:58 239.95MB 5609kbps
12 已锁定 Blackened (October 1987 _ Writing In Progress) Metallica · 03:23 · 125.96MB · 5188kbps Metallica 03:23 125.96MB 5188kbps
13 已锁定 Blackened (Remastered) Metallica · 06:42 · 276.56MB · 5757kbps Metallica 06:42 276.56MB 5757kbps
14 已锁定 Blackened (Work In Progress Rough Mix) Metallica · 06:01 · 246.65MB · 5711kbps Metallica 06:01 246.65MB 5711kbps
15 已锁定 Breadfan (Live _ Seattle '89_Explicit) Metallica · 04:43 · 207.91MB · 6136kbps Metallica 04:43 207.91MB 6136kbps
16 已锁定 Breadfan (Work In Progress Rough Mix) Metallica · 05:37 · 223.04MB · 5523kbps Metallica 05:37 223.04MB 5523kbps
17 已锁定 Creeping Death (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 07:13 · 270.15MB · 5220kbps Metallica 07:13 270.15MB 5220kbps
18 已锁定 Creeping Death (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 06:54 · 264.97MB · 5354kbps Metallica 06:54 264.97MB 5354kbps
19 已锁定 Creeping Death (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 06:54 · 283.99MB · 5734kbps Metallica 06:54 283.99MB 5734kbps
20 已锁定 Creeping Death (Live _ Seattle '89_Explicit) Metallica · 07:50 · 341.81MB · 6084kbps Metallica 07:50 341.81MB 6084kbps
21 已锁定 Damage, Inc_ (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 03:58 · 148.15MB · 5202kbps Metallica 03:58 148.15MB 5202kbps
22 已锁定 Dyers Eve (1986 _ From James' Riff Tapes) Metallica · 01:11 · 43.20MB · 5008kbps Metallica 01:11 43.20MB 5008kbps
23 已锁定 Dyers Eve (1987 _ From James' Riff Tapes) Metallica · 06:05 · 248.57MB · 5698kbps Metallica 06:05 248.57MB 5698kbps
24 已锁定 Dyers Eve (January 1988 Demo) Metallica · 06:01 · 223.67MB · 5183kbps Metallica 06:01 223.67MB 5183kbps
25 已锁定 Dyers Eve (November 1987 _ Writing In Progress) Metallica · 05:42 · 214.23MB · 5232kbps Metallica 05:42 214.23MB 5232kbps
26 已锁定 Dyers Eve (Remastered_Explicit) Metallica · 05:13 · 222.42MB · 5946kbps Metallica 05:13 222.42MB 5946kbps
27 已锁定 Dyers Eve (Work In Progress Rough Mix_Explicit) Metallica · 05:23 · 213.23MB · 5510kbps Metallica 05:23 213.23MB 5510kbps
28 已锁定 Encore Jam (Live At Hammersmith Odeon, London, England _ October 10th, 1988) Metallica · 01:02 · 38.81MB · 5186kbps Metallica 01:02 38.81MB 5186kbps
29 已锁定 Encore Jam (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988) Metallica · 00:49 · 31.65MB · 5317kbps Metallica 00:49 31.65MB 5317kbps
30 已锁定 Encore Jam (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988) Metallica · 01:26 · 55.40MB · 5333kbps Metallica 01:26 55.40MB 5333kbps
31 已锁定 Encore Jam (Live _ Seattle '89) Metallica · 02:49 · 123.23MB · 6089kbps Metallica 02:49 123.23MB 6089kbps
32 已锁定 Encore Jam 2 (Live At Hammersmith Odeon, London, England _ October 10th, 1988) Metallica · 03:31 · 130.84MB · 5165kbps Metallica 03:31 130.84MB 5165kbps
33 已锁定 Encore Jam 2 (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988) Metallica · 01:04 · 43.51MB · 5583kbps Metallica 01:04 43.51MB 5583kbps
34 已锁定 Eye of the Beholder (1987 _ From James' Riff Tapes 2) Metallica · 00:37 · 19.89MB · 4360kbps Metallica 00:37 19.89MB 4360kbps
35 已锁定 Eye of the Beholder (1987 _ From James' Riff Tapes) Metallica · 01:28 · 51.51MB · 4850kbps Metallica 01:28 51.51MB 4850kbps
36 已锁定 Eye of the Beholder (January 1988 Demo) Metallica · 06:32 · 234.66MB · 5000kbps Metallica 06:32 234.66MB 5000kbps
37 已锁定 Eye of the Beholder (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 06:01 · 224.52MB · 5194kbps Metallica 06:01 224.52MB 5194kbps
38 已锁定 Eye of the Beholder (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 06:06 · 228.86MB · 5227kbps Metallica 06:06 228.86MB 5227kbps
39 已锁定 Eye of the Beholder (November 1987 Demo) Metallica · 06:30 · 259.59MB · 5568kbps Metallica 06:30 259.59MB 5568kbps
40 已锁定 Eye of the Beholder (November 1987 _ Writing In Progress) Metallica · 06:51 · 261.15MB · 5310kbps Metallica 06:51 261.15MB 5310kbps
41 已锁定 Eye of the Beholder (Radio Edit) Metallica · 05:58 · 242.54MB · 5668kbps Metallica 05:58 242.54MB 5668kbps
42 已锁定 Eye of the Beholder (Remastered) Metallica · 06:25 · 268.77MB · 5829kbps Metallica 06:25 268.77MB 5829kbps
43 已锁定 Eye of the Beholder (Work In Progress Rough Mix) Metallica · 06:32 · 271.52MB · 5797kbps Metallica 06:32 271.52MB 5797kbps
44 已锁定 Fade To Black (Live At Hammersmith Odeon, London, England _ October 10th, 1988) Metallica · 06:46 · 254.48MB · 5240kbps Metallica 06:46 254.48MB 5240kbps
45 已锁定 Fade To Black (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988) Metallica · 06:32 · 252.68MB · 5387kbps Metallica 06:32 252.68MB 5387kbps
46 已锁定 Fade To Black (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 07:20 · 298.41MB · 5668kbps Metallica 07:20 298.41MB 5668kbps
47 已锁定 Fade to Black (Live _ Seattle '89_Explicit) Metallica · 08:10 · 355.98MB · 6077kbps Metallica 08:10 355.98MB 6077kbps
48 已锁定 For Whom the Bell Tolls (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988) Metallica · 04:25 · 166.27MB · 5238kbps Metallica 04:25 166.27MB 5238kbps
49 已锁定 For Whom the Bell Tolls (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 04:32 · 187.39MB · 5746kbps Metallica 04:32 187.39MB 5746kbps
50 已锁定 For Whom the Bell Tolls (Live _ Seattle '89_Explicit) Metallica · 05:30 · 241.27MB · 6111kbps Metallica 05:30 241.27MB 6111kbps
51 已锁定 Guitar Solo (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 06:15 · 228.05MB · 5081kbps Metallica 06:15 228.05MB 5081kbps
52 已锁定 Guitar Solo (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 05:53 · 218.02MB · 5166kbps Metallica 05:53 218.02MB 5166kbps
53 已锁定 Guitar Solo (Live _ Seattle '89) Metallica · 06:36 · 271.14MB · 5729kbps Metallica 06:36 271.14MB 5729kbps
54 已锁定 Harvester of Sorrow (1987 _ From James' Riff Tapes) Metallica · 01:09 · 39.72MB · 4741kbps Metallica 01:09 39.72MB 4741kbps
55 已锁定 Harvester of Sorrow (December 1987 _ Writing In Progress) Metallica · 05:21 · 197.00MB · 5124kbps Metallica 05:21 197.00MB 5124kbps
56 已锁定 Harvester of Sorrow (January 1988 Demo) Metallica · 05:50 · 217.90MB · 5197kbps Metallica 05:50 217.90MB 5197kbps
57 已锁定 Harvester of Sorrow (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 05:12 · 194.45MB · 5208kbps Metallica 05:12 194.45MB 5208kbps
58 已锁定 Harvester of Sorrow (Live _ Seattle '89_Explicit) Metallica · 06:10 · 268.35MB · 6061kbps Metallica 06:10 268.35MB 6061kbps
59 已锁定 Harvester of Sorrow (Remastered) Metallica · 05:45 · 230.53MB · 5588kbps Metallica 05:45 230.53MB 5588kbps
60 已锁定 Harvester of Sorrow (Work In Progress Rough Mix) Metallica · 05:47 · 227.35MB · 5472kbps Metallica 05:47 227.35MB 5472kbps
61 已锁定 Last Caress (Live At Hammersmith Odeon, London, England _ October 10th, 1988) Metallica · 01:20 · 51.20MB · 5304kbps Metallica 01:20 51.20MB 5304kbps
62 已锁定 Last Caress (Live At Seattle Coliseum, Seattle, WA _ August 30th, 1989_Explicit) Metallica · 01:39 · 64.76MB · 5409kbps Metallica 01:39 64.76MB 5409kbps
63 已锁定 Last Caress (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988) Metallica · 01:21 · 56.28MB · 5753kbps Metallica 01:21 56.28MB 5753kbps
64 已锁定 Last Caress (Live At UIC Pavilion, Chicago, IL _ November 17th, 1988) Metallica · 01:19 · 51.74MB · 5415kbps Metallica 01:19 51.74MB 5415kbps
65 已锁定 Last Caress (Live _ Seattle '89_Explicit) Metallica · 01:54 · 83.72MB · 6130kbps Metallica 01:54 83.72MB 6130kbps
66 已锁定 Leper Messiah (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 05:45 · 215.72MB · 5226kbps Metallica 05:45 215.72MB 5226kbps
67 已锁定 Master of Puppets (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 07:28 · 281.98MB · 5262kbps Metallica 07:28 281.98MB 5262kbps
68 已锁定 Master of Puppets (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 09:00 · 357.60MB · 5535kbps Metallica 09:00 357.60MB 5535kbps
69 已锁定 Master of Puppets (Live _ Seattle '89_Explicit) Metallica · 08:50 · 385.48MB · 6084kbps Metallica 08:50 385.48MB 6084kbps
70 已锁定 One (1987 _ From James' Riff Tapes) Metallica · 02:22 · 74.88MB · 4383kbps Metallica 02:22 74.88MB 4383kbps
71 已锁定 One (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 08:12 · 306.59MB · 5210kbps Metallica 08:12 306.59MB 5210kbps
72 已锁定 One (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 08:08 · 303.92MB · 5207kbps Metallica 08:08 303.92MB 5207kbps
73 已锁定 One (Live _ Seattle '89) Metallica · 09:27 · 411.01MB · 6063kbps Metallica 09:27 411.01MB 6063kbps
74 已锁定 One (November 1987 Demo) Metallica · 07:07 · 275.44MB · 5388kbps Metallica 07:07 275.44MB 5388kbps
75 已锁定 One (November 1987 _ Writing In Progress) Metallica · 02:17 · 80.59MB · 4879kbps Metallica 02:17 80.59MB 4879kbps
76 已锁定 One (Radio Edit) Metallica · 05:02 · 202.23MB · 5596kbps Metallica 05:02 202.23MB 5596kbps
77 已锁定 One (Work In Progress Rough Mix) Metallica · 07:13 · 301.00MB · 5808kbps Metallica 07:13 301.00MB 5808kbps
78 已锁定 Seek & Destroy (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 06:57 · 258.74MB · 5191kbps Metallica 06:57 258.74MB 5191kbps
79 已锁定 Seek & Destroy (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 07:09 · 276.50MB · 5390kbps Metallica 07:09 276.50MB 5390kbps
80 已锁定 Seek & Destroy (Live _ Seattle '89_Explicit) Metallica · 09:01 · 392.37MB · 6067kbps Metallica 09:01 392.37MB 6067kbps
81 已锁定 The Four Horsemen (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 05:49 · 233.16MB · 5580kbps Metallica 05:49 233.16MB 5580kbps
82 已锁定 The Four Horsemen (Live _ Seattle '89_Explicit) Metallica · 06:00 · 264.72MB · 6153kbps Metallica 06:00 264.72MB 6153kbps
83 已锁定 The Frayed Ends of Sanity (1987 _ From James' Riff Tapes) Metallica · 01:39 · 58.51MB · 4890kbps Metallica 01:39 58.51MB 4890kbps
84 已锁定 The Frayed Ends of Sanity (November 1987 Demo) Metallica · 07:37 · 309.86MB · 5670kbps Metallica 07:37 309.86MB 5670kbps
85 已锁定 The Frayed Ends of Sanity (Remastered) Metallica · 07:43 · 328.64MB · 5941kbps Metallica 07:43 328.64MB 5941kbps
86 已锁定 The Prince (Work In Progress Rough Mix) Metallica · 04:25 · 183.43MB · 5776kbps Metallica 04:25 183.43MB 5776kbps
87 已锁定 The Shortest Straw (1986 _ From James' Riff Tapes 2) Metallica · 00:46 · 28.28MB · 5010kbps Metallica 00:46 28.28MB 5010kbps
88 已锁定 The Shortest Straw (December 1987 _ Writing In Progress) Metallica · 06:45 · 257.65MB · 5313kbps Metallica 06:45 257.65MB 5313kbps
89 已锁定 The Shortest Straw (January 1988 Demo) Metallica · 06:47 · 254.85MB · 5231kbps Metallica 06:47 254.85MB 5231kbps
90 已锁定 The Shortest Straw (October 1987 _ Writing In Progress) Metallica · 00:51 · 30.98MB · 4952kbps Metallica 00:51 30.98MB 4952kbps
91 已锁定 The Shortest Straw (Remastered) Metallica · 06:35 · 279.20MB · 5916kbps Metallica 06:35 279.20MB 5916kbps
92 已锁定 The Shortest Straw (Work In Progress Rough Mix) Metallica · 06:39 · 278.10MB · 5833kbps Metallica 06:39 278.10MB 5833kbps
93 已锁定 The Thing That Should Not Be (Live _ Seattle '89_Explicit) Metallica · 07:08 · 314.40MB · 6146kbps Metallica 07:08 314.40MB 6146kbps
94 已锁定 To Live is to Die (1986 _ From James' Riff Tapes) Metallica · 01:30 · 48.21MB · 4414kbps Metallica 01:30 48.21MB 4414kbps
95 已锁定 To Live is to Die (1988 _ From James' Riff Tapes) Metallica · 00:57 · 28.07MB · 4053kbps Metallica 00:57 28.07MB 4053kbps
96 已锁定 To Live is to Die (Acoustic Intro _ Work In Progress Rough Mix) Metallica · 02:39 · 86.37MB · 4519kbps Metallica 02:39 86.37MB 4519kbps
97 已锁定 To Live is to Die (Remastered) Metallica · 09:48 · 385.47MB · 5486kbps Metallica 09:48 385.47MB 5486kbps
98 已锁定 To Live is to Die (Work In Progress Rough Mix) Metallica · 08:56 · 359.96MB · 5615kbps Metallica 08:56 359.96MB 5615kbps
99 已锁定 Welcome Home(Sanitarium) (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 06:10 · 231.90MB · 5238kbps Metallica 06:10 231.90MB 5238kbps
100 已锁定 Welcome Home(Sanitarium) (Live _ Seattle '89_Explicit) Metallica · 06:46 · 298.11MB · 6139kbps Metallica 06:46 298.11MB 6139kbps
101 已锁定 Whiplash (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 04:00 · 149.42MB · 5188kbps Metallica 04:00 149.42MB 5188kbps
102 已锁定 Whiplash (Live At The Troubadour, West Hollywood, CA _ May 24th, 1988_Explicit) Metallica · 04:18 · 171.59MB · 5543kbps Metallica 04:18 171.59MB 5543kbps
103 已锁定 Whiplash (Live _ Seattle '89_Explicit) Metallica · 05:36 · 244.83MB · 6088kbps Metallica 05:36 244.83MB 6088kbps
104 已锁定 ___And Justice for All (1987 _ From James' Riff Tapes) Metallica · 02:38 · 99.18MB · 5219kbps Metallica 02:38 99.18MB 5219kbps
105 已锁定 ___And Justice for All (Live At Hammersmith Odeon, London, England _ October 10th, 1988_Explicit) Metallica · 07:05 · 263.39MB · 5186kbps Metallica 07:05 263.39MB 5186kbps
106 已锁定 ___And Justice for All (Live At Long Beach Arena, Long Beach, CA _ December 7th, 1988_Explicit) Metallica · 09:47 · 376.63MB · 5369kbps Metallica 09:47 376.63MB 5369kbps
107 已锁定 ___And Justice for All (November 1987 Demo) Metallica · 08:18 · 343.97MB · 5781kbps Metallica 08:18 343.97MB 5781kbps
108 已锁定 ___And Justice for All (November 1987 _ Writing In Progress) Metallica · 08:25 · 318.54MB · 5276kbps Metallica 08:25 318.54MB 5276kbps
109 已锁定 ___And Justice for All (October 1987 _ Writing In Progress 2) Metallica · 01:27 · 61.33MB · 5840kbps Metallica 01:27 61.33MB 5840kbps
110 已锁定 ___And Justice for All (October 1987 _ Writing In Progress) Metallica · 00:58 · 38.99MB · 5527kbps Metallica 00:58 38.99MB 5527kbps
111 已锁定 ___And Justice for All (Radio Edit) Metallica · 05:59 · 260.63MB · 6061kbps Metallica 05:59 260.63MB 6061kbps
112 已锁定 ___And Justice for All (Work In Progress Rough Mix) Metallica · 09:49 · 397.12MB · 5640kbps Metallica 09:49 397.12MB 5640kbps

试听文件随曲目提供;本专辑按整张下载,曲目参数随所选版本变化。曲目 112总时长 9:48:58总大小 22.86GB格式 FLAC

Why Hi-Res

差别在哪里,用数据看清楚

以下参数均来自公开标准与采样理论;动画为原理演示,已对差异做视觉放大,便于一眼看懂。

Data Rate数据量 · 对比 128kbps MP3
72×

每秒 9,216 kbps 的数据洪流,MP3 只留下 128 kbps

24bit/192kHz 立体声 PCM 为 9,216 kbps,是 128kbps MP3 的 72 倍;即使对比 CD 的 1,411.2 kbps,MP3 也舍弃了约 90.9% 的数据。

依据:码率 = 采样率 × 位深 × 声道数

Sampling Rate采样密度 · 对比 CD 44.1kHz
4.35×

每秒 192,000 次采样,超高频细节被完整记下

同一段 0.5 毫秒的波形:Hi-Res 取 96 个点,CD 规格只取 22 个点。为避免混叠,CD 必须在录制前滤除 22.05 kHz 以上的成分——红色区域就是被滤掉的部分。

依据:奈奎斯特–香农采样定理;IEC 60908(CD-DA)

Bit Depth量化精度 · 对比 CD 16bit
256×

放大 256 倍:16bit 的 1 级里藏着 24bit 的 256 级

2²⁴ ÷ 2¹⁶ = 256。将波形持续放大,16bit 的台阶最终变成一条直线,24bit 仍在精细地追踪信号。理论动态范围由约 96 dB 提升到约 144 dB。

依据:线性 PCM 量化;动态范围 ≈ 6.02 × N dB

Frequency Response频响上限 · Hi-Res 96kHz
96k

频谱瀑布:三刀切下,差别一目了然

Hi-Res 记录到 96 kHz;CD 规格在 22.05 kHz 处被硬性截断;128kbps MP3 编码器通常在约 16–17 kHz 处低通,并按心理声学模型丢弃部分高频,形成“空洞”。

依据:IEC 60908;ISO/IEC 11172-3;LAME 编码器默认低通参数

  1. [1] 采样定理奈奎斯特–香农采样定理:可无失真记录的最高频率为采样率的一半。
  2. [2] IEC 60908CD-DA「红皮书」标准:16 bit / 44.1 kHz / 双声道 PCM,1,411.2 kbps。
  3. [3] JAS Hi-Res日本音频协会 Hi-Res Audio 标识:支持 96 kHz / 24 bit 及以上格式。
  4. [4] ISO/IEC 11172-3MPEG-1 Audio Layer III(MP3):基于心理声学模型的有损感知编码。
  5. [5] FLACFree Lossless Audio Codec:无损压缩,解码后与源 PCM 数据逐比特一致。

说明:人耳可闻范围通常为 20 Hz – 20 kHz,超过 20 kHz 成分的可闻性在学界仍有讨论;24bit 的实际动态范围受录音与回放器件底噪限制。最终听感同时取决于录音制作与回放设备。