음질 비교 (mp3, CD, SACD, LP)
org : http://www.enjoythemusic.com/magazine/manufacture/0909/
| Fidelity Potential Index (FPI) Table |
| The Formats | Analog or Digital | Dynamic Range | Frequency Response | Equivalent Sampling Rate (Hz) | Equivalent Bits | Bits per Second | Fidelity Potential Index |
| Wax Cylinders | analog | 20dB 30dB |
160 - 3kHz 160 - 3kHz |
6,000 6,000 |
3.3 5 |
20,000 30,000 |
0.2 0.3 |
| AM Radio | analog | 48dB | 50 - 6kHz | 12000 | 8 | 96000 | 1 |
| Shellac 78 | analog | 30dB 40dB |
60 - 7kHz 60 - 7kHz |
14,000 14,000 |
5 6.7 |
70,000 93,800 |
0.7 0.9 |
| 78 rpm Record | analog | 40dB | 40 - 11kHz | 22000 | 6.7 | 147400 | 1.5 |
| FM Radio | analog | 70dB | 40 - 15kHz | 30000 | 11.7 | 351000 | 3.5 |
| 45 rpm Record | analog | 45dB | 40 - 11kHz | 22000 | 7.5 | 165000 | 1.7 |
| The Vinyl LP 33rpm | analog | 50dB 65dB 75dB |
30 - 25kHz 30 - 25kHz 30 - 25kHz |
50,000 50,000 50,000 |
8.3 10.8 12.5 |
415,000 540,000 625,000 |
4.2 5.4 6.3 |
| Reel to Reel Tape Recorder | analog | 60dB 70dB |
20 - 18kHz 20 - 50kHz |
36,000 100,000 |
10 11.7 |
360,000 1,170,000 |
3.6 11.7 |
| Cassette Tape Recorder | analog | 45dB 70dB |
40 - 15kHz 40 - 15kHz |
30,000 30,000 |
7.5 11.7 |
225,000 351,000 |
2.3 3.5 |
| 8 Track Tape | analog | 45dB | 40 - 8kHz | 16000 | 7.5 | 120000 | 1.2 |
| The CD Compact Disc | digital | 44100 | 16 | 705600 | 7.1 | ||
| DTS | digital | 96000 | 24 | 2304000 | 23 | ||
| Dolby Digital | digital | ||||||
| SACD | digital | 3500000 | 35 | ||||
| DVD-Audio | digital | 88,000 96,000 96,000 192,000 |
16 20 24 24 |
1,408,000 1,920,000 2,304,000 4,608,000 |
14.1 19.2 23.0 46.1 |
||
| Dolby True HD | digital | 192000 | 24 | 4608000 | 46.1 | ||
| Satellite Radio (mp3) | digital | ||||||
| iPod (mp3) 16 kbs 320 kbs | digital | 16,000 320,000 |
0.2 3.2 |
||||
| wave files 16bit, 32k 23, 44.1k 24, 96k |
digital | 32,000 44,100 96,000 |
16 24 24 |
512,000 1,058,000 2,304,000 |
5.1 10.6 23.0 |
반응형
'Music' 카테고리의 다른 글
| 오디오 (0) | 2012.08.19 |
|---|---|
| 오디오 구입 정보 (0) | 2012.08.19 |
| 기타 무게 비교 정리 (0) | 2012.08.18 |
| 악기 정보 (0) | 2012.08.18 |
| 우쿨렐레 코드표, 음계 (0) | 2012.08.18 |
