
Chapter 4 Electra 9200 Specifications
Audio Encoder Features
© 2015 Harmonic Inc. All rights reserved.
31
Electra 9200, Rev O
a. Feature available with optional firmware license.
Audio Encoder Features
PCM Downmix from 5.1
This encoder has the ability to accept 5.1 PCM (three pairs embedded on AES or embedded)
and create a downmix before 2.0 encoding.
Onboard Audio Coding Mode, Sampling Frequencies, and AES Bit Rates
The On-boards adapters accept AES3 embedded in HD/SD serial digital video inputs.
Embedded in digital video is supported only for 48 kHz sampling, which must be
synchronous to the video.
Table 4–6: On-board Audio Features
Audio Feature
Coding Mode
Sampling
Frequency
ES Bit Rates Supported
(Kbps)
MPEG-1 Layer II
compression
Single channel (1/0)
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
AC-3 compression
Single channel (1/0)
32 kHz
44.1 kHz
48 kHz
56, 64, 80, 96, 112, 128,
160, 192, 224, 256,
320, 384, 448a, 512
a
,
576
a
, 640
a
Stereo channel (2/0)
32 kHz
44.1 kHz
48 kHz
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
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
256, 320, 384, 448
a
,
512
a
, 576
a
, 640
a
Содержание Electra9200
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