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NDS3556 4K 50/60P Encoder Modulator
New Comer! 
General Description
DEXIN NDS3556 4K 50/60P encoder modulator is designed based on consumer electronics which allow HDMI signal input in TV distributions with applications in home entertainment, surveillance control, hotel Digital Signage, etc.
It is an all-in-one device integrating encoding and modulating to convert audio/video signals into DVB-C/DVB-T/ISDB-T/ATSC RF out.
The signals source could be from STB, satellite receiver, closed-circuit television cameras and etc. Its output signal is to be received by TVs or STBs etc.
Key Features
HDMI input with H.265/h.264 video（4K encoding for H.265 only）
DVB-C/DVB-T/ISDB-T/ATSC RF OUT for order option
IP output over UDP, RTP/RTSP from the 100/1000M self-adaptive data port
Support AC3 Pass-through
Support OSD (logo/QR Code) insertion，logo in PPT form is available
Support CC (Closed Caption) /Teletext (CC is not available for H.265 at present)
Support Audio delay function
Support TS recording and playing via the USB disk (FTA 32)
LCD Screen for easy management
System Connection
Appearance and Description
Technical Specifications
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HDMI Encoding Section |
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Video |
Encoding |
HEVC/ H.265 , MPEG 4 AVC/H.264 |
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Interface |
HDMI*1. HDMI loop out*1 |
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Resolution |
3840*2160_60/50P(H.265 only), 1920*1080_60/59.94/50P, 1280*720_60/59.94/50P, |
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Chroma |
Input:4:4:4/4:2:2; output:4:2:0 |
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Bitrate |
2Mbps~20Mbps |
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Rate Control |
CBR/VBR |
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GOP Structure |
IBBP, IPPP |
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Audio |
Encoding Format |
MPEG-1 Layer 2, LC-AAC, HE-AAC, HE-AAC V2; AC3 Pass-through |
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Sample rate |
32KHz,44.1KHz,48KHz |
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Bit-rate |
48Kbps~384Kbps (MPEG-1 Layer 2 & LC-AAC) 24 Kbps~128 Kbps (HE-AAC) 18 Kbps~56 Kbps (HE-AAC V2) |
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IP output |
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IP out over UDP (Unicast/multicast), RTP/RTSP, (RJ45, 100M/1000M self-adaptive) |
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DVB-C Modulator Section |
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Standard |
J.83A (DVB-C), J.83B |
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MER |
≥40dB |
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RF frequency |
100-1000MHz, 1KHz step |
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RF output level |
-20~ -5dBm, 1dB step |
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Symbol rate |
5.000~7.000Msps 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 |
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 |
≥35dB |
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RF frequency |
100-900MHz, 1KHz step |
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RF output level |
-63~ -16dBm, 1dB step |
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| ISDB-T 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 |
100~900MHz, 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 |
100~900MHz, 1KHz step |
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RF output level |
-63~ -16dBm, 1dB step |
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System |
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Management |
Web-GUI, LED+Keyboard |
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Language |
English |
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Upgrade |
Web update |
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General |
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Power supply |
DC 12V |
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Dimensions |
203*144*52mm |
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Weight |
< 1kg |
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