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NDS3522B HD/SD Encoder Modulator（ISDB-T/DVB-T）
General Description
DEXIN NDS3522B HD/SD encoder & modulator is designed based on consumer electronics which allow audio/video signal input in TV distributions with applications in home entertainment, surveillance control, hotel Digital Signage, shops etc.
It is an all-in-one device integrating MPEG-4 AVC/H.264 encoding and modulating to convert audio/video signals into ISDBT/DVB-T RF out.
The signals source could be from STB, satellite receiver, closed-circuit television cameras and antenna etc. Its output signal is to be received by ISDBT/DVB-T TV sets or STBs etc.
System Connection
Technical Specifications
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HDMI Encoding Section |
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Video |
Encoding |
H.264 MP@L 3.0/3.1/4.0 |
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Interface |
HDMI*1 |
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Input |
Output |
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Resolution |
480@59.94/60p |
480@60p |
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480@59.94/60i |
480@30p |
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576@50i |
576@25p |
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720@50/59.94/60p |
720@50/59.94/60p |
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1080@50i |
1080@25p |
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1080@59.94/60i |
1080@30p |
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1080@59.94/60p |
1080@30p |
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Aspect Ratio |
16:9, 4:3 |
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Bit rate |
1.000~18.000 Mbps |
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Audio |
Encoding |
MPEGI layer 2 |
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Sample rate |
48KHz |
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Bit rate |
64, 96,128, 192, 256, 320kbps |
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CVBS Encoding Section |
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Video |
Encoding |
H.264 MP@L 3.0 |
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Interface |
CVBS*1 (RCA) |
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Resolution |
Input |
Output |
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480@60p |
480@60p |
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480@60i |
480@30p |
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576@50p |
576@50p |
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576@50i |
576@25p |
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Aspect Ratio |
4:3 |
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Bit rate |
1.000~18.000 Mbps |
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Audio |
Encoding |
MPEGI layer 2 |
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Interface |
Analog Stereo/Mono (Unbalanced RCA) |
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Sample rate |
48KHz |
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Bit rate |
64, 96,128, 192, 256, 320kbps |
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ISDB-T Modulator Section |
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Standard |
ARIB STD-B31 |
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Bandwidth |
6M |
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Constellation |
QPSK, 16QAM, 64QAM |
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Guard Interval |
1/32, 1/16, 1/8, 1/4 |
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Transmission Mode |
2K, 4K, 8K |
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MER |
≥30dB |
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RF frequency |
150~950MHz, 0.1MHz step |
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RF output level |
-47~ 0 dBm (60~107 dbµV), 1db step |
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DVB-T Modulator Section |
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Standard |
DVB-T COFDM |
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Bandwidth |
6M, 7M, 8M |
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Constellation |
QPSK, 16QAM, 64QAM |
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Code rate |
1/2, 2/3, 3/4, 5/6, 7/8 |
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Guard Interval |
1/32, 1/16, 1/8, 1/4 |
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Transmission Mode: |
2K, 8K |
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MER |
≥31dB |
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RF frequency |
150~950 MHz,0. 1KHz step |
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RF output level |
-47~ 0 dBm (60~107 dbµV), 1db step |
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System |
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RF mix in ATT |
10 dB |
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Management |
Local LCD + control buttons |
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Language |
English |
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Upgrade |
USB |
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General |
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Power supply |
DC 12V |
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Dimensions |
183*110*50mm |
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Weight |
< 1kg |
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Typical Applications
