Harmonic Electra9200 Installation Manual page 89

Appendix B Audio Specifications
NOTE: MPEG-2 AAC/HE AAC uses the ADTS wrapper. MPEG-4 AAC/HE AAC/HE AAC v2 defaults to the
LATM/LOAS wrapper with a user option to select ADTS. Wrapper requirements are system specific.
Table B–3: AAC Audio Bit Rates
Audio
Bit Rate
(Kbps)
32
48
56
64
96
1 1 2
1 28
182
192
224
256
320
384
NOTE: At HE AAC v2 bit rates higher than 64 kbps, the PS tool is automatically disabled, resulting in
an HE AAC or AAC audio bitstream. For HE AAC bit rates higher than 128 kbps, the encoder disables
the SBR tool, resulting in an AAC bitstream.
© 2015 Harmonic Inc. All rights reserved.
Audio without PCR
48 kHz 44.1 kHz
36.36 44.53
60.56 55.65
60.56 66.77
72.67 77.89
108.98 1 1 1.25
1 21.08 1 22.37
1 45.28 1 44.61
193.69 200.20
205.80 21 1.32
242.10 244.68
278.41 278.04
338.93 344.76
41 1.54 41 1.48
32 kHz 48 kHz
40.39 48.46
56.53 60.56
64.60 72.67
72.67 72.67
104.94 108.98
1 21.08 1 33.18
1 37.21 1 45.28
193.69 205.80
209.83 205.80
242.10 242.10
274.37 278.40
338.92 351.03
41 1.54 41 1.54
82
AAC Audio
Audio with PCR
44.1 kHz 32 kHz
44.53 40.39
55.65 56.53
66.77 64.60
77.89 72.67
1 1 1.25 104.94
1 22.37 1 29.1 4
1 44.61 1 45.28
200.20 201.76
21 1.32 209.83
244.68 242.10
278.04 274.37
344.76 346.99
41 1.48 41 1.54
Electra 9200, Rev O