Dibsys 8/12 Channels HD (SDI) to IP H.265 H.264 DVB Encoder for digital tv broadcast & studio equipment

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Product Overview


4/8/12 port h.265 hevc encoder for cable tv digital headend broadcasting quality

Product Description


ENC3741S content in a single slice in real-time via AVC (H.264) or HEVC (H.265), today’s most advanced compression standards. Up to 12 HD video channels (4 channels in one module, up to 3 modules) can be encoded on the 1-RU chassis.


ENC3741S with its wide range of encoding tools, HEVC offers incredible compression efficiency, making distribution and delivery of live SD/HD content available for satellite, cable, terrestrial and fiber networks. All in one MPTS to Next digital TV equipment as like Multiplexer, IPQAM and DVB-T2 Networks and Push SPTS Over UDP/IP to LAN IPTV Network Simultaneously.


ENC3741S Ultra-low bitrate, Power-efficient, Full-featured HEVC/H.265, AVC/H.264 SD/HD Encoder is the best choice for any operator who wants to compress high-definition video using highly efficient HEVC compression. With high density, high reliability and advanced compress arithmetic, it is equipped with the latest advances in video compression technology to deliver unsurpassed video quality at low bitrates.


  • 12 HD video channels (4 channels in one module, up to 3 modules), SDI interface optional

  • HD 1.4, HDCP 1.4

  • HD single-slice encoding

  • Superior real-time HEVC/H.264 encoding

  • MPEG-1 Layer 2, LC-AAC, HE-AAC, HE-AAC V2, AC3 Passthrough audio encoding

  • Support 1080P @60fps input and output

  • CBR/VBR video bitrate mode supported

  • IP Output 3*MPTS & 12*SPTS (1 MPTS and 4 SPTS per module) over UDP and RTP

  • LOGO,QR code,OSD insertion (optional per module)

  • Ultra-low bitrate to save 75% Bandwidth

  • Enhance picture Quality: Advanced Compressing Algorithm

  • Built-in time base correction and video pre-processing

  • Real-time Transport Protocol (RTP) , RTSP and User Datagram Protocol (UDP) support

  • PID Remapping & Filtering

  • Null Packet Filter & Insertion

  • Real-time output bit-rate monitoring

  • Web-based user interfaces

  • Ethernet software & hardware upgrade supported

Main Application

  •  Carrier-grade Cable TV, Satellite Up-link

  •  Terrestrial DVB-T/T2 and  ISDB-T/Tb

  •  TV studio station

  •  Video over Coax Cable solution in Hotel, Campus, Enterprise

  •  1080p @60fps FullHD Video encoding of IPTV




Input Interfaces

Number of Channels

4, 8 , 12 Ports, 4 channels in one module, up to 3 modules

SDI interface optional

HD 1.4, HDCP 1.4

Stream Output

RJ45 Port  


1 MPTS and 4 SPTS (per module) output over UDP/RTP,

1000M/100M Base-T Ethernet interface

MPEG TS over UDP, unicast, and multicast streaming



Filter Null Packet

Null packet insert(SPTS setting) Bitrate 0.5-5Mbps

TS Multiplexing
 Built-in multiplexer for encoder cascading
 75 Ω , BNC type, 188Bytes, ≤150Mbps
PSI/SIPID Remap, SDT Insertion
 Program Number, Program Name
 Video/Audio/PMT/PCR PID
Video Encoding
Video CompressionHEVC/H.265, MPEG-4 AVC /H.264---Version 1
HEVC/H.265---Version 2
Profiles and LevelsH.264 Main,High Up to L4.2
Bit rate0.5Mbps~20Mbps (HEVC/ H.265)
4 Mbps~20Mbps (MPEG 4 AVC/H.264)
Encoding SchemesCBR/VBR
GOP StructureIBBP, IPPP 
Advanced  Preprocessing  Noise reduction, Sharpening
Audio Encoding
Sampling Rates48KHz
Bit rate48Kbps~384Kbps (MPEG-1 Layer 2 & LC-AAC)
24 Kbps~128 Kbps (HE-AAC)
18 Kbps~56 Kbps (HE-AAC V2)
Audio encodingMPEG-1 Layer 2, LC-AAC, HE-AAC, HE-AAC V2, AC3 Passthrough
Audio gain 0-255

1920x1080P@50/60 *4CHs
1920x1080I@50/60 *4CHs
1280x720P@50/60 *4CHs


1920x1080P@50/60 *4CHs
1280x720P@50/60 *4CHs

Management PortWeb-GUI, RJ45, 100M


Each module has independent NMS port management


Power Supply

AC 100-250V±10%, 50/60Hz

Power consumption


Operation temperature

-10 - 50°C 

Storage temperature

-10 - 75°C
Dimensions (H x W x D)328 mm×482mm×44mm (1RU)

Products Information

ModelsVideo encoding format  
ENC3741S---veision 1HEVC/H.265, MPEG-4 AVC /H.264

ENC3741S---veision 2



Ordering Information


Product category

Product Model

Detail Description


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Our Company

Dibvision is the leader in video delivery infrastructure solutions and provide the headend equipments in China. Solution includes DVB-C/T/T2, IPTV/OTT, Hotel IPTV, MINI CMTS, GPON and etc. Our company’s purpose is helping our customers to get the best video quality and emerging video capability. According to the improvement of the digital video and audio industry in the market, our company always publish the advanced equipments, such as multiscreen , HEVC and 4K(UHD) solutions, MINI CMTS devices and etc.



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