Product Details
Place of Origin: China
Brand Name: E-link
Certification: ISO9001 / CE / RoHS / FCC
Model Number: LNK-SDI-8V Series
Payment & Shipping Terms
Minimum Order Quantity: 1pair
Price: US$1179-US$1299/pair
Packaging Details: SDI Fiber EXtender Standard Carton Packaging
Delivery Time: 1-3working days
Payment Terms: L/C,T/T,Western Union,MoneyGram,PayPal
Supply Ability: 10000pairs/Month
Wavelength: |
1310nm/1550nm |
Power Adaptor: |
AC 110~220V |
Weight: |
7KG/pair |
Casing: |
Aluminum Case |
Operating Temperature: |
-20℃~+70℃ |
Dimensions (WxDxH): |
19inch 1U (483 X 220 X 44.45mm ) |
Wavelength: |
1310nm/1550nm |
Power Adaptor: |
AC 110~220V |
Weight: |
7KG/pair |
Casing: |
Aluminum Case |
Operating Temperature: |
-20℃~+70℃ |
Dimensions (WxDxH): |
19inch 1U (483 X 220 X 44.45mm ) |
1U Rack-Mountable 8-Channel SD/HD/3G-SDI over Single Fiber CWDM Uncompressed Extender
SDI Fiber Extender Overview:
The LNK-SDI-8V Series represents an advanced fiber optic transmission solution engineered for high-density broadcast and professional video applications. This 1U rack-mountable system incorporates CWDM (Coarse Wavelength Division Multiplexing) technology to simultaneously transmit eight independent SD/HD/3G-SDI video channels over a single optical fiber, maximizing bandwidth efficiency while minimizing infrastructure costs.
Our uncompressed fiber extenders maintain pristine broadcast-quality video signals throughout transmission, supporting full 1080P resolution with complete compliance to SMPTE standards (424M, 292M, 259M). Each channel features local loop-through monitoring outputs, enabling real-time signal verification without interrupting the primary transmission path. The integrated CWDM architecture provides exceptional wavelength stability and optical performance, ensuring reliable operation in demanding environments.
Beyond multi-channel video transmission, this comprehensive solution incorporates a dedicated reverse RS-485 data channel for bidirectional device control, supporting PTZ camera operations, robotic systems, and remote equipment management. The system delivers CD-quality audio transmission with perfect synchronization to video signals, meeting professional broadcast requirements for lip-sync accuracy and audio fidelity.
Specifically designed for broadcast facilities, live event production, and mission-critical video distribution networks, this rack-mountable extender provides complete electrical isolation and superior immunity to electromagnetic interference. The robust 1U chassis design offers space-efficient integration into standard equipment racks, making it an ideal solution for television studios, sports venues, and security operations centers requiring high-density SDI signal extension with uncompressed quality and reliable performance.
Features
Advanced Signal Processing Technology
Incorporates automatic signal reclocking circuitry that maintains signal integrity across all data rates from 270Mbps to 3Gbps, featuring adaptive cable equalization for varying cable conditions.
High-Density Optical Multiplexing
Utilizes CWDM wavelength division multiplexing technology to consolidate 8 independent SDI channels over single-fiber infrastructure, optimizing fiber resource utilization while reducing deployment costs.
Intelligent System Monitoring
Equipped with comprehensive LED status indicators providing real-time channel monitoring and instant fault identification for all video channels and optical links.
Extended Transmission Performance
Delivers uncompressed broadcast-quality video with superior optical dynamic range, supporting transmission distances from minimum 10km to maximum 120km without signal degradation.
Robust Power Design
Features industrial-grade terminal block power input with wide voltage compatibility, ensuring stable operation in demanding broadcast environments and mobile production units.
Seamless System Integration
Maintains native compatibility with legacy and modern SDI equipment, supporting SD/HD/3G-SDI standards while enabling bidirectional RS-485 control for camera PTZ operations.
Maintenance-Optimized Operation
Enables hot-swappable module replacement and tool-free maintenance, allowing system expansion and component upgrades without service interruption.
Environmental Durability
Engineered for industrial temperature range operation, ensuring reliable performance in extreme climate conditions from outdoor broadcast to controlled studio environments.
Application Scenarios
Broadcast Facility Infrastructure
Enables multi-camera signal aggregation in television broadcast centers, supporting studio camera feeds and production video routing through CWDM multiplexing technology over single-fiber backbone networks.
Live Event Production Systems
Facilitates high-density video distribution for mobile production trucks and temporary event venues, transmitting multiple camera angles to production switchers with uncompressed signal quality and frame-accurate synchronization.
Sports Broadcasting Networks
Supports stadium video systems by distributing multi-angle camera signals from venue positions to central production rooms, maintaining 3G-SDI signal integrity across extended fiber runs up to 120km.
Corporate AV Integration
Enables boardroom presentation systems and distance learning networks to distribute multiple HD sources to display processors and recording systems with bidirectional camera control capabilities.
Security Monitoring Centers
Integrates high-definition surveillance networks with PTZ camera control, supporting multi-camera monitoring across distributed facilities while operating in industrial temperature ranges.
Government Command Centers
Provides mission-critical video distribution for situation awareness displays, ensuring signal redundancy and 24/7 operation in secured communication environments.
Technical Indexs
Fiber Optical interface | |
Fiber interface | Simplex LC |
Transmission distance | 550m-20Km |
Wavelength | 1310nm/1550nm |
Video | |
Video interface | BNC |
Video input/output impedance | 75Ω |
Video input/output voltage | Typical:1Vpp, Min 0.5Vpp, Max 1.5Vpp |
Video Bits Rate | Max 3.2Gb/s |
Differential gain (10%~90% APL) | <1% |
SDI format support | 625/25 PAL |
525/29.97 NTSC, 525/23.98 NTSC | |
720p50, 720p59.94 | |
1080i 23/24/30/50/59.94 | |
1080P 23.98/24/30/50/60 | |
Video SDI standard | 270Mbps (SD-SDI), 1.485Gbps/M(HD-SDI) |
SMPTE425M3Gb/s Mapping(3G-SDI) | |
SMPTE424M 3Gb/s serial interface(3G-SDI) | |
Data | |
Physical interface | Industrial standard screw terminal |
Data type | Reverse RS485 |
Frequency/Rate support | Max. 57600bps for RS485 |
BER | <10ˉ9 |
Electrical | |
Power adaptor | AC 110~220V |
Power consumption | <15W |
LED Indicator | |
SDI A/B/C/D/E/F/G/H | SDI video |
PWR | Power Supply |
Mechanical | |
Dimensions (LxWxH) | 19inch 1U (483 x 220 x 44.45mm ) |
Weight | 7KG/pair |
Casing | Aluminum Case |
Mounting Options | Rackmount |
Environmental | |
Working Temperature | -20℃~+70℃ |
Storage Temperature | -40℃~+80℃ |
Working Humidity | 0~95% |
MTBF | ≥100000 hours |
Ordering Information
Model | Description |
LNK-SDI-8V | 19" 1U 8-Ch HD-SDI Video with Loop-out, 20km, SM, LC, including 1 transmitter & 1 receiver, used by pairs |
LNK-SDI-8V1R | 19" 1U 8-Ch HD-SDI Video with Loop-out + 1-Ch RS485 Reverse Data, 20km, SM, LC, including 1 transmitter & 1 receiver, used by pairs |
LNK-SDI-8V1A | 19" 1U 8-Ch HD-SDI Video with Loop-out + 1-Ch Forward Audio, 20km, SM, LC, including 1 transmitter & 1 receiver, used by pairs |
LNK-3GSDI-8V | 19" 1U 8-Ch 3G-SDI 1080P Video with Loop-out, 20km, SM, LC, including 1 transmitter & 1 receiver, used by pairs |
LNK-3GSDI-8V1R | 19" 1U 8-Ch 3G-SDI 1080P Video with Loop-out + 1-Ch RS485 Reverse Data, 20km, SM, LC, including 1 transmitter & 1 receiver, used by pairs |
LNK-3GSDI-8V1A | 19" 1U 8-Ch 3G-SDI 1080P Video with Loop-out + 1-Ch Forward Audio, 20km, SM, LC, including 1 transmitter & 1 receiver, used by pairs |