E-link China Technology Co., Ltd.
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, paypal, Credit Card |
| Supply Ability | 1000pcs/Month |
| Delivery Time | 3-5 working days |
| Packaging Details | SDI Over Fiber Optic Extender Standard Export Package |
| Video | 3G/HD/SD-SDI (270Mbps–3Gbps), auto EQ & re-clocking |
| Interfaces | RS232/422/485, Audio (XLR/3.5mm), Tally, Intercom |
| Ethernet | 10/100 Base-T, RJ45, auto-adaptive |
| Fiber | SMF 10+Km, MMF 300m, LC/SC/ST/FC optional |
| Wavelengths | 1310/1550nm, CWDM option |
| Power | DC 5V/3A, <15W consumption |
| Brand Name | E-link |
| Model Number | LNK-MSDI |
| Certification | CE, RoHS, FCC, ISO9001 |
| Place of Origin | Guangdong, China |
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Product Specification
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, MoneyGram, paypal, Credit Card | Supply Ability | 1000pcs/Month |
| Delivery Time | 3-5 working days | Packaging Details | SDI Over Fiber Optic Extender Standard Export Package |
| Video | 3G/HD/SD-SDI (270Mbps–3Gbps), auto EQ & re-clocking | Interfaces | RS232/422/485, Audio (XLR/3.5mm), Tally, Intercom |
| Ethernet | 10/100 Base-T, RJ45, auto-adaptive | Fiber | SMF 10+Km, MMF 300m, LC/SC/ST/FC optional |
| Wavelengths | 1310/1550nm, CWDM option | Power | DC 5V/3A, <15W consumption |
| Brand Name | E-link | Model Number | LNK-MSDI |
| Certification | CE, RoHS, FCC, ISO9001 | Place of Origin | Guangdong, China |
3G/HD/SD-SDI Fiber Multiplexer w Audio Ethernet Tally Intercom
Overview
The LNK-MSDI Series integrates multiple broadcast and control signals into a single fiber
optic link.Supporting 3G/HD/SD-SDI video, RS232/422/485 data, audio intercom,
tally, Ethernet, and returnvideo, it enables seamless connectivity for studio and
field production. With uncompressed broadcast-grade transmission, automatic
re-clocking, and hot-swappable modules, it ensures reliable long-distance signal
transport up to 10+ km over SMF. Designed for demanding live production, OB
vans, and professional broadcasting applications.
Features
All-in-One Multiplexing: SDI, Audio, Tally, Intercom, Ethernet & Return Video.
Standards Support: SMPTE 424M/292M/259M & DVB-ASI compliant.
Signal Integrity: Auto equalization & re-clocking for stable SDI delivery.
Flexible Interfaces: RS232/422/485 control, XLR audio, RJ45 Ethernet.
Fiber Performance: 10+Km over SMF, 300m over MMF.
Hot-Swappable Design: Easy installation & maintenance.
Wide Temperature Range: -10°C ~ +75°C for harsh environments.
Compact & Rugged: 1U-ready aluminum housing, 4kg build.
Technical Indexes
| General Specifications | |
| Work Temp | -10°C to +75°C |
| Storage Temp | -40°C to 85°C |
| humidity | 0 ~ 95% (non-condensing) |
| Input power | DC5V 3A |
| Power consumption | 15W |
| Net weight | 4kg |
| Appearance size | 172mm*167mm*45mm (LxWxH) |
| Optical Fiber | |
| Wavelength | 1310nm / 1550nm / CWDM |
| Output Power | -6~-1dBm |
| Rx sensitivity | <-18dBm |
| Transmission Distance | SM fiber 10+km , MM fiber 300m |
| Optical connector | Dal LC /FC/ST/SC/MX/ Lemo / Neutrino (optional) |
| SDI input/output | |
| Signal format | SMPTE 424M, SMPTE 292M, SMPTE 259M |
| Data rate | 270Mbit/s - 1.48Gbit/s - 3Gbit/s |
| Cable Equalization | Automatic cable EQ (Bel den 1694A cable) |
| 250m @ 270Mbit/s, 140m @ 1.5Gbit/s, 80m @ 3Gbit/s | |
| SDI interface | BNC 75 Ohm |
| Intercom | |
| Camera Optic Adaptor | |
| Interface | 4pin XLR(Male) /5pin XLR(Female)/ 3.5mm headset jack |
| Microphone | Mic inputs with mute and pre-empt |
| Headphone | with volume up or down |
| Audio | Balance or unbalance line level |
| Tally | |
| Camera Optic Adaptor | |
| Interface | 4pin air head or 3pin mini XLR |
| Output | Dry Contact Closure or wet +12V |
| On: short or +12V | |
| Off: open or 0V | |
| Remote Control | |
| Interface | Terminal Block of Industrial Standard |
| Data | RS422 /RS232/RS485 |
| Ethernet | |
| Port | 10/100 Base-T, RJ-45 connector |
| Work mode | Full duplex/half duplex |
| Data Rate | 10 M bps & 100 M bps Ethernet (Auto Adaptive) |
| Pin Assignment (Screw Terminal Block) | 1 | 2 | 3 |
| RS422 (3-Wire) | GND | IN/OUT+(A) | IN/OUT-(B) |
3-Wire RS422 Full Duplex Data communication connection diagram:
Transmitter End Receiver End
| User’s Equipment | DATA PORT (3-PIN) | DATA PORT (3-PIN) | User’s Equipment | ||
| GND | | 1GND | 1 IN(+) | | TX(+) |
| IN/OUT+(A) | | 2 IN(-) | 2 IN(-) | | TX(-) |
| RX(+) | | 3 OUT(+) | 3 OUT(+) | | RX(+) |
Application
Company Details
Business Type:
Manufacturer
Year Established:
2001
Total Annual:
10000000-20000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Established in 2001& headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication and CCTV Security Transmission product manufacturer in China. Our main products include active equipments including fiber media converters, CCTV fiber converters... Established in 2001& headquartered in Shenzhen, E-link China Technology Co., Ltd. (E-link) is a leading Fiber Optic Communication and CCTV Security Transmission product manufacturer in China. Our main products include active equipments including fiber media converters, CCTV fiber converters...
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