Harmonic Electra9200 - Page 64

Chapter 6 Audio Modules AHC-RAC Module
© 2015 Harmonic Inc. All rights reserved. 57 Electra 9200, Rev O
Table 6–5 lists the AHC-RAC features for each coding mode, including the supported sampling
frequencies and ES bit rates.
Table 6–5: AHC-RAC Audio Bit Rates
AHC-RAC Feature Coding Mode
Sampling
Frequency
ES Bit Rates
Supported (Kbps)
MPEG-1 Layer II
compression
Single channel (1.0) Left
and Right
32 kHz
44.1 kHz
48 kHz
32, 48, 56, 64, 80, 96,
112, 128, 160, 192
n Dual channel (1+1)
n Stereo channel (2/0)
n Joint stereo channel
32 kHz
44.1 kHz
48 kHz
64, 96, 112, 128, 160,
192, 224, 256, 320, 384
MPEG-1 Layer II
compression
SPPC (separate PID
per channel)
Single channel (1.0) 32 kHz
44.1 kHz
48 kHz
32, 48, 56, 64, 80, 96,
112, 128, 160, 192
AC-3 compression Single channel (1.0) 32 kHz
44.1 kHz
48 kHz
c
56, 64, 80, 96, 112, 128,
160, 192, 224, 256, 320,
384, 448
a
,512
a
,576
a
,
640
a
Stereo channel (2.0) 32 kHz
44.1 kHz
48 kHz
c
96, 112, 128, 160, 192,
224, 256, 320, 384,
448
a
,512
a
,576
a
, 640
a
Multi-channel (5.1) 32 kHz
44.1 kHz
48 kHz
c
224, 256, 320, 384,
448
a
,512
a
,576
a
, 640
a
AC-3 pass through Up to 5.1 channels
(3/2+LFE professional
16-bit mode)
32 kHz
44.1 kHz
48 kHz
c
56
b
,80
b
, 96, 112, 128,
160, 192, 224, 256, 320,
384, 448
a
,512
a
,576
a
,
640
a
Up to 5.1 channels
(3/2+LFE professional
32-bit mode)
32 kHz
44.1 kHz
48 kHz
c
256, 320, 384, 448
a
,
512
a
,576
a
, 640
a
MPEG H E AAC
compression
n Single channel (1.0) 32 kHz
44.1 kHz
48 kHz
32, 48, 56, 64
d
,96
d
,112
d
,
12 8
d
, 160
d
, 192
d
n Dual channel (1+1)
n Stereo channel (2.0)
n Joint stereo channel
32 kHz
44.1 kHz
48 kHz
32, 48, 56, 64, 96, 112
d
,
12 8
d
,144
d,
160
d
, 192
d
,
224
d
, 256
d
, 320
d
, 384
d
Multi-channel (5.1) 32 kHz
44.1 kHz
48 kHz
96, 112, 128, 160, 192
d