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Product Overview
DEXIN DX3214B multi-channel encoder is our newest professional SD audio & video encoding and multiplexing device with powerful functionality. It is equipped with 4/8/12 CVBS or SDI channels input supporting MPEG-2, MPEG4 AVC/H.264. It can multiplex the encoded TS to generate IP output through GE output port. It adopts the slot structure with one device supporting maximum 3 DX214B encoder modules. Each module can work standalone. In conclusion, its high integration and cost-effective design make this device widely used in variety of digital distribution systems such as CATV digital head-end and terrestrial digital TV, etc.
Key Features
* Modular design, 1U chassis support up to 3 modules
* 4/8/12×CVBS or SDI video inputs with MPEG-2 and MPEG4 AVC/H.264 Video encoding
* Supports PAL and NTSC SD video formats (Only for CVBS input)
* Support MPEG1 Layer 2, LC-AAC, HE-AAC and support audio gain adjustment
* Support IP output over UDP and RTP/RTSP
* support Null PKT Filter
* Support Logo, Caption, QR Code insertion
(Language Supported: 中文, English, اردو, for more languages please consult us…)
* Control via web management, and easy updates via web
Principle Chart (per daughter module)
Technical Specification
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Input |
4/8/12 CVBS input , DB15-To-RCA interface ---OptionⅠ 4/8/12 SDI input, BNC interface ---OptionⅡ |
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Video |
Resolution |
Input |
Output |
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720*576 @50i |
720*576/352*288/320*240/320*180/176*144 /160*120/160*90@50Hz |
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720*480 @60i |
720*480/352*288/320*240/320*180/176*144 /160*120/160*90@60Hz |
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Encoding format |
MPEG-2, MPEG4 AVC/H.264 |
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Bit-rate |
0.5~5Mbps |
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Rate Control |
CBR/VBR |
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GOP Structure |
IPPP, IBPBP, IBBPB, IBBBP |
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Aspect Ratio |
4:3, 16:9 |
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Audio |
Encoding format |
MPEG1 Layer 2, LC-AAC, HE-AAC |
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Sampling rate |
48KHz |
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Bits per sample |
32-bit |
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Audio Gain |
-20~+12 adjustable |
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Bit-rate |
48Kbps~384Kbps (each channel) |
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Stream output |
IP (1*MPTS and 4*SPTS) output over UDP and RTP/RTSP (unicast/multicast) per module,100M/1000M self-adaption |
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System function |
Network management (WEB) |
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Chinese and English language |
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Ethernet software upgrade |
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Miscellaneous |
Dimension(W×L×H) |
482mm×328mm×44mm |
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Environment |
0~45℃(work)；-20~80℃（Storage） |
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Power requirements |
AC 110V± 10%, 50/60Hz, AC 220 ± 10%, 50/60Hz |
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Technical Comparison
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NDS3228A |
DX3214B-4/8/12 |
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Chipset |
Magnum |
Magnum |
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Input interface |
8× CVBS, BNC |
4/8/12× CVBS Optional, RCA interface 4/8/12×SD-SDI , BNC interface (Modular design with each module supporting 4 channels, one chassis supporting up to 3 modules) |
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8×SD-SDI input with embedded audio |
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Bitrate |
0.25~15Mbps for H.264 encoding 0.5~15Mbps for MPEG-2 encoding |
0.5~5Mbps for both H.264 and MPEG-2 encoding |
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ASI In&Mux |
1 ASI IN |
N/A |
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ASI Output |
2*ASI mirrored Output |
N/A |
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IP Output |
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OSD insertion |
N/A |
Support logo/caption/QR Code insertion |
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Operation |
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Control Mode |
One NMS port for all channels |
One NMS port for each module (4 channels) |
