8 Channels DVB-C Encoder Modulator HD Qpsk Modulator

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    2017-12-13 18:28

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Company Profile

Hangzhou Softel Optic Co., Ltd.

By certification [File Integrity]

Contact:Ms. Adela Lin(Mr.)  






Website: http://softel-optic.xxphxz.com/

Product details

NDS3548B 8 in 1 Encoder/Modulator is an all-in-one device integrated encoding multiplexing and modulation functions in one standard 1U case. It can convert 8 CVBS signals and 1 ASI input to DVB-C RF out in the frequency range of 30~950MHz. It is also equipped with 2 ASI ports and IP port to output TS in MPTS or SPTS.

The signals source could be from satellite receivers, closed-circuit television cameras and etc. its output signal is to be received by DVB-C standard TVs or DVB-C STBs.

The device can be used in public place such as metro, market hall, theatre, hotels, resorts, etc for advertising. It also can be used for monitoring, training and educating in company, schools, campuses, hospital.

Support 8 CVBS input and 1 ASI Input for re-mux
Support H.264 & Mpeg2 video encoding
Support PAL, NTSC SD signal
MPEG1 Audio Layer 2 & LC-AAC audio encoding
Support VBR/CBR video encoding
Support Low Latency function
DVB-C RF output compliant with J.83A/B/C
Supports MPTS or 8 SPTS IP (UDP, RTP/RTSP) Output
Supports IP null packet filter
Excellent modulation quality
LCD / keyboard and web NMS operation
Update device through NMS port
Input 8 CVBS inputs , BNC interface
8 pairs unbalanced stereo audio input, BNC interface
1 ASI input, BNC interface
Video Resolution PAL:720*576i; NTSC: 720*480i
Encoding MPEG-2; H.264
Bit-rate 0.5~15Mbps for H.264 encoding
1~15Mbps for MPEG-2 encoding
Rate Control CBR/VBR
Aspect Ratio 4:3, 16:9
Advanced Pretreatment De-interlacing, Noise Reduction, Sharpening
Audio Encoding MPEG1 Audio Layer 2; LC-AAC
Sampling rate 48KHz
Bit-rate 32Kb/s~384Kb/s for LC-AAC encoding (each channel);
64Kb/s~384Kb/s for Mpeg1 layer 2 encoding (each channel)
Modulation Standard J.83A, J.83B, J.83C
MER ≥42dB
RF frequency 30~950MHz, 1KHz step
RF output level -30.0~ 0.0 dbm (77~107 dbµV), 0.1db step
Symbol rate 2.5 - 4.66 Msps, 5.0 - 8.0 Msps
J.83A Constellation 16/32/64/128/256QAM
bandwidth 8M
J.83B Constellation 64QAM, 256QAM
bandwidth 6M
J.83C Constellation 64QAM, 256QAM
Bandwidth 6M
Multiplexing 1 ASI input multiplexed with local 8 channels of TS
Stream Output 2*ASI output, BNC interface
MPTS/8*SPTS over UDP or RTP/RTSP, 100Base-T Ethernet interface (UDP/RTP/RTSP unicast / multicast)
System Function Low Latency achieved (Normal, mode 1 and mode 2 optional)
LCD/keyboard and Web-based NMS operating
System Language: English
Ethernet software & hardware upgrade
Miscellaneous Dimension (W× L× H) 482mm×410mm×44mm
Approx weight 4kg
Temperature 0~45°C(work), -20~80°C(Storage)
Power AC 100V-220V±10%, 50/60Hz
Consumption 25W