Audio Test Signal to Analyze Audio Components
Track Listing Nominal Level Level 0dB AL, 20 secs, L+R
1. 1 kHz, 0db AL
Noise Measurement L+R, each 20 secs
2. 40 Hz, -40dB AL
3. 40 Hz, -50dB AL
4. 40 Hz, -60dB AL
5. 100 Hz, -50dB AL
6. 100 Hz, -40dB AL
7. 100 Hz, -50dB AL
8. 315 Hz, -40dB AL
9. Silence with dither
10. Silence without dither
Headroom and Linearity 1 kHz, 20 secs, L+R
11. 0dB AL
12. +4dB AL
13. +8dB AL
14. +9dB AL
15. +10dB AL
16. +14dB AL
17. +15dB AL
18. -10dB AL
19. -20dB AL
20. -30dB AL
21. -40dB AL
22. -50dB AL
23. -60dB AL
24. -70dB AL
25. -80dB AL
Spot Frequencies 0dB AL, 20 secs, L+R
26. 1 kHz
27. 20 Hz
28. 25 Hz
29. 31.5 Hz
30. 40 Hz
31. 50 Hz
32. 63 Hz
33. 80 Hz
34. 100 Hz
35. 125 Hz
36. 160 Hz
37. 200 Hz
38. 250 Hz
39. 315 Hz
40. 400 Hz
41. 500 Hz
42. 630 Hz
43. 800 Hz
44. 1 kHz
45. 1.25 kHz
46. 1.6 kHz
47. 2 kHz
48. 2.5 kHz
49. 3.15 kHz
50. 4 kHz
51. 5 kHz
52. 6.3 kHz
53. 8 kHz
54. 10 kHz
55. 12.5 kHz
56. 16 kHz
57. 20 kHz
Crosstalk 0dB AL, 20 secs
58. 100 Hz L
59. 1 kHz L
60. 6.3 kHz L
61. 10 kHz L
62. 100 Hz R
63. 1 kHz R
64. 6.3 kHz R
65. 10 kHz R
IM Distortion checks 0dB AL, L+R
66. 0.8/1.195 kHz, IM TDF
67. 8.0/11.95 kHz, IM TDF
68. 100 Hz/5 kHz +0.3dB AL
Transient checks 0dB AL, 10 secs, L+R
69. 1kHz square
Frequency Sweeps 0dB AL, 10 secs, L+R
70. 10 Hz - 100 Hz
71. 100 Hz - 1 kHz
72. 1 kHz - 10 kHz
73. 10 kHz - 20 kHz
74. 10 Hz - 10 kHz, 30 secs
Exponential Decay to Noise from 0dB AL, 20 secs, L+R
75. 1kHz, 60 dB in 10s
Download TestCD1 (1.5Mb) (zipped mp3)
Quantization and Dither: A Theoretical Survey" Stanley Lipshitz, Robert Wannamaker, and John Vanderkooy published in the J. Audio Eng. Society