HDMI Fiber Optic Extender Long Distance Transmission with
Bidirectional Audio and RS232
Overview
The LNK-HF100DA Series HDMI Fiber Optic Extender enables long-distance
transmission of high-definition HDMI video, bidirectional stereo
audio, and RS232 control
signals over a single optical fiber cable. Supporting HDMI 1.4/1.4b and HDCP 1.4
standards, it ensures seamless compatibility with a wide range of
source and display
devices. Delivering resolutions up to 1920×1200@60Hz and full 3D video, this fiber HDMI
extender provides crystal-clear, uncompressed image quality without latency
or signal loss.
Engineered for professional AV distribution, control systems, broadcasting, digital
signage, and industrial monitoring, the LNK-HF100DA guarantees stable performance,
strong anti-interference capability, and secure data transmission
over extended distances.
Its compact and reliable design makes it ideal for environments
that demand high stability,
image fidelity, and noise-free communication.
Features
Long-distance HDMI over Fiber Transmission:
Extends uncompressed HDMI video, RS232 control, and stereo audio
signals up to 20km
through a single optical fiber cable, ensuring high-speed and
interference-free
communication.
High Definition Video Performance:
Supports maximum resolutions of 1920×1200@60Hz and 1600×1200@60Hz, delivering
crystal-clear visuals ideal for HD video and professional display
applications.
Bidirectional Stereo Audio Integration:
Enables two-way stereo audio transmission for synchronized sound between source
and display devices, ensuring high-fidelity audio without delay or
distortion.
RS232 Serial Data Support:
Facilitates real-time RS232 signal transmission, allowing seamless device control and
communication in integrated AV or automation systems.
Full HDMI and HDCP Compatibility:
Complies with HDMI 1.4b, HDCP 1.2, and supports 3D video formats, ensuring
compatibility with a wide range of modern HDMI-enabled devices.
Automatic EDID and Source Matching:
Built-in EDID management and auto-adjustment system intelligently optimize video
output for smooth, stable, and clear images across different
displays.
Enhanced Reliability and Protection:
Incorporates ESD protection, robust signal processing, and a noise-resistant design
for consistent operation in demanding environments.
Plug-and-Play Installation:
Compact design with simple plug-and-play setup, requiring no software configuration
— ideal for digital signage, conference systems, and control rooms.
Technical Indexes
| Parameter | Description |
Video
| Standards | HDMI1.4B 3D; HDCP1.4 |
| Maximum pixel clock | 165MHz |
| Maximum data rate | 6.75Gbps |
| Compliant | 1080P@50/59.95/60Hz,( Max 1920*1200@60Hz)
1080P@23.98/24/29.97/30Hz,
1080i@50/59.94/60/Hz, 720P@23.98/24/29.97/30Hz, 720P@50/59.94/60Hz Special support 1600*1200 @60HZ |
| Connector | Female HDMI type A |
| Impedance | 100Ω |
| HDMI Cable Range | <5Meter (Resolution up to 1920*1200@60Hz) |
| Audio | Interface | 3.5MM external stereo audio |
| Transmitter | 1Ch Input + 1Ch Ouptut |
| Receiver | 1Ch Input + 1Ch Ouptut |
| RS232 | Interface | 3-Pin Terminal Block |
| Baud Rate | ≤115200bps |
| Optical fiber | Interface | SFP model – LC connector |
| Fiber type | Single-mode |
| Wavelength | 850nm/1310nm/1550nm |
| Interface bandwidth | 3Gbps |
| Transmission distance | Transmission@1920*1200@60Hz Multi-mode fiber: <500M Single-mode fiber: 20km |
| IndexOther | Power supply | The power adapter: DC 5~12V |
| Power dissipation | MAX 4W |
| Temperature | Operating: -20℃ ~ +70℃ |
| Humidity | Operating: 5% ~ 90% |
| Dimension (LxWxH) | 92 x 57 x 23 (mm) |
Ordering Information
| Model | Description |
| LNK-HF100DA | 1Ch HDMI + 1Ch Bidirectional Stereo Audio + 1Ch RS232 over Fiber
Optic Extender, LC(SFP), Multi-mode fiber, 500m, including 1
transmitter & 1 receiver, used by pairs |
| LNK-HF100DA-20 | 1Ch HDMI + 1Ch Bidirectional Stereo Audio + 1Ch RS232 over Fiber
Optic Extender, LC(SFP), Single-mode fiber, 20km, including 1
transmitter & 1 receiver, used by pairs |
Application
The 1 Channel HDMI + Bidirectional Stereo Audio + RS232 over Fiber
Optic Extender
is ideal for a wide range of professional audio-visual and communication transmission
applications requiring long-distance, high-quality, and interference-free signal
extension.
It is commonly used in:
Broadcasting and Video Production Systems – enables long-distance HDMI and audio
signal delivery between cameras, editing consoles, and monitors
with zero latency and
excellent image quality.
Control Centers and Command Rooms – ensures reliable transmission of HDMI video,
audio, and RS232 data between operator terminals, video walls, and
central control servers.
Security and Surveillance Systems – supports HDMI over fiber for real-time video
monitoring in large-scale CCTV and IP camera setups, maintaining
stable image output.
Industrial Automation and Process Control – transmits video and serial RS232 control
signals over long distances in factory monitoring, SCADA, and machine vision systems.
Medical Imaging and Healthcare Environments – delivers high-resolution video and audio
for diagnostic displays, surgical visualization, and medical training setups where image
accuracy is critical.
Digital Signage and Commercial Display – ideal for shopping malls, airports,
transportation hubs, and conference centers, offering long-range HDMI distribution
without signal degradation.
Education and Corporate AV Integration – connects projectors, interactive whiteboards,
and control panels in lecture halls, training facilities, and meeting rooms via fiber optics
for stable, EMI-free performance.
With its high compatibility, stable transmission, and plug-and-play installation, this
HDMI Fiber Extender provides a dependable solution for any professional environment
requiring secure, long-distance AV and data communication.
