Product Details
2Ch Bidirectional 3G-SDI Converter With Tally RS485/RS422 Stereo
Audio Microphone
3G SDI Fiber Converter Advantages
► Support HDTV 720P, 1080I, 1080P, 1920*1080@60Hz
► Automatic reclocking 270Mbit/s - 1.48Gbit/s - 3Gbit/s
► Fully digital non-compression broadcast level transmission
► 2Ch Bidirectional 3G-SDI Video Input and Output + 2Ch
Bidirectional RS485 or RS422 Data + 2Ch Stereo Audio + 1Ch Microphone + 1Ch Tally Signal
BIDI SDI Optical Extender Technical Indexes
| Video |
| Video Bits Rate | Max 3.2Gb/s |
| 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 or Tally |
| Data type | RS485 (Default) or RS422 (Optional), Tally signal |
| Frequency/Rate support | Max. 115200bps for RS422 Max. 57600bps for RS485 |
| Stereo Audio or Microphone |
| Audio input and output | 3.5MM Audio |
| Audio format | @48KHz |
Video To Fiber Converter Overview
E-link 3G/HD-SDI Video over Fiber Converters includes one
transmitter and one receiver for 1080P 3G/HD-SDI signal. This
series of video to fiber converter has Stable performance, clear
picture quality, and high Stability with LED Status Indication on
the body of device. The working status of devices can be visually
observed.
Video Fiber Transceiver Ordering Information
| Model | Description |
| LNK-3G-2BV1T2BD2A1M | 2Ch Bidirectional 3G-SDI+1Ch Tally +2Ch Bidirectional RS485 or
RS422+2Ch Stereo Audio+1Ch Microphone over Fiber Converter, Single
Mode Fiber, LC, 20km, including Transmitter and Receiver, used by
pairs |
Company Profile
Established in 2001 & headquartered in Shenzhen, E-link China
Technology Co., Ltd. (E-link) is a leading manufacturer of fiber optic communication and video transmission products in China.
Our main products include:

- Fiber Media Converters
- Industrial Ethernet PoE switchs
- PoE Injectors & Splitters
- PoE Extenders
- Serial Fiber Converters
- SFP Transceivers
- HDMI Fiber Converters
- DVI Fiber Converters
- HD/3G/6G/12G Fiber Extenders
- CCTV Fiber Optic Converters
- HDMI/ DVI/ VGA/ SDI Ethernet Extenders
(Industrial PoE Actual Display)
With rich experience in providing high quality products in the
telecom and CCTV business, E-link has a large manufacturing factory
in Shenzhen, able to provide cost-effective solutions
to serve our customers successfully.
(Automatic Mechanical Equipment)
Since the launch of our products in domestic and international
markets, we have won a good reputation for our high-quality
products and sincere services. Our products are widely applied to
- System of Telecom
- Public Security
- Bank
- Smart City
- Public transportation
- New Energy Developing
- CCTV Monitoring Transmission
We also provide ODM & OEM services and we have cooperated with some famous companies all
over the world. Our own brand "E-link" is also well known in many countries and have distributors there.
(Customer visit)
E-Link quality:
- ISO9001 Quality System
- CE, RoHS, FCC certified
- 48 hours of weathering test before delivery
- Conduct full-spectrum environmental and electrical testing on all
product designs

Our knowledgeable sales, technical support and engineering
personnel are dedicated to understanding your needs and designing
products and solutions to meet your needs. We would be happy to
provide you with the best price, quality products and fast
delivery.