General Description
DEXIN NDS3522C HD 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 MPEG2 encoding and modulating to convert audio/video signals into DVB-C/T/ATSC/ISDB-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 TVs or STBs etc.
System Connection
Technical Specifications
HDMI Encoding Section |
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Video |
Encoding |
MPEG2 |
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Interface |
HDMI*1 |
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Input |
Output |
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480@30p |
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576@50i |
576@25p |
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720@25/30p |
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1080@50i |
1080@25p |
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1080@30p |
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1080@50p |
1080@25p |
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1080@30p |
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Aspect Ratio |
16:9 |
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Bit rate |
1.000~20.000 Mbps |
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Audio |
Encoding |
MPEGI layer 2, AAC, AC3 |
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Sample rate 48KHz |
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Bit rate |
MPEGI layer 2(192kbps) |
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AAC(VBR) |
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AC3(128kbps) |
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DVB-C Modulator Section |
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Standard |
J.83A (DVB-C), J.83B |
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MER |
≥35dB |
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RF frequency |
100-1000MHz, 1KHz step |
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RF output level |
-63~ -16dBm, 1dB step |
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Symbol rate |
3.000~7.000Msps adjustable |
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J.83A |
J.83B |
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Constellation |
16/32/64/128/ 256 QAM |
64/ 256 QAM |
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Bandwidth |
8M |
6M |
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DVB-T Modulator Section |
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Standard |
DVB-T COFDM |
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Bandwidth |
2M, 3M, 4M, 5M, 6M, 7M, 8M (Version—Ⅰ) 6M, 7M, 8M (Version—Ⅱ) |
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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 |
≥35dB |
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RF frequency |
100-1000MHz, 1KHz step |
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RF output level |
-63~ -16dBm, 1dB step |
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ISDB Modulator Section |
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Standard |
ARIB STD-B31 |
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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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Code rate |
1/2, 2/3, 3/4, 5/6, 7/8 |
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RF frequency |
100~1000MHz, 1KHz step |
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RF output level |
-63~ -16dBm, 1dB step |
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ATSC Modulator Section |
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Standard |
ATSC A/53 |
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Constellation |
8 VSB |
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RF output level |
-63~-16dBm (44~91 dBµV), 1dB step |
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MER |
≥35dB |
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RF frequency |
100~1000MHz, 1KHz step |
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RF output level |
-63~ -16dBm, 1dB step |
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System |
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Management |
Web (Version—Ⅰ) NMS (Version—Ⅱ) |
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Language |
English |
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Upgrade |
Web update (Version—Ⅰ) ST Link utility (Version—Ⅱ) |
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General |
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Power supply |
DC 12V |
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Dimensions |
203*144*52mm (Version—Ⅰ) 180*110*39.5mm (Version—Ⅱ) |
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Weight |
< 1kg |
Comparison
Device |
CC input |
Management |
Upgrade |
NDS3522C (Version—Ⅰ) |
√ |
Web |
Web |
NDS3522C (Version—Ⅱ) |
Optional |
NMS |
ST Link utility |