Mini 3G/HD-SDI to Fiber Optic Converter Extender 1080p60 SDI Transmitter Receiver over LC Single-mode Fiber 20KM
The 3G/HD-SDI Fiber Optic Extender Kit enables long-distance, high-quality video transmission over fiber, supporting uncompressed 3G-SDI and HD-SDI signals with resolutions up to 1920×1080p@60Hz. It uses LC single-mode fiber and hot-swappable SFP optical modules, providing a reliable and interference-resistant solution for professional SDI transmission.
Compared to traditional coaxial cables, this fiber-based system offers lower attenuation, wider bandwidth, stronger anti-interference, and greater safety, making it ideal for complex environments and long-distance applications up to 20 kilometers. The system includes both transmitter and receiver units, with plug-and-play setup and LED status indicators for power and SDI signal detection.
Applications:
• Video transmission in military exercises and training fields
• HD surveillance systems over long distance
• Live broadcast and event production
• Outdoor performance video signal links
• Multimedia control centers and stadiums
Key Features:
✅ Supports 3G/HD-SDI signals up to 1080p@60Hz
Compatible with SMPTE 424M/292M/259M for full SDI format coverage
✅ Up to 20km over LC single-mode fiber and up to 300m over multi-mode fiber
Uncompressed, real-time signal transmission with no image degradation
✅ Plug and play with hot-swappable SFP
Easy installation with no software required; supports live module replacement
✅ Compact and efficient design
Aluminum housing, 110×25×25mm size, ultra-low power consumption ≤2W
✅ Suitable for broadcast, security, and industrial use
Ideal for OB vans, studios, command centers, and outdoor video links
Package Includes:
1× 3G-SDI Fiber Transmitter
1× 3G-SDI Fiber Receiver
2× DC 5V Power Adapters
Item | Specification |
Video Standards | SMPTE 424M (3G-SDI), SMPTE 292M (HD-SDI), SMPTE 259M (SD-SDI) |
Max Resolution | 1920×1080P @ 60Hz (3G-SDI) |
Video Input/Output | 1× BNC (75Ω), SDI Signal |
Transmission Mode | Optical fiber transmission, uncompressed & real-time |
Transmission Distance | Up to 300m (multi-mode), up to 20km (single-mode) |
Optical Connector | LC interface, hot-swappable SFP module |
Optical Wavelength | 1310nm (single-mode) |
Transmitting Power | –9.5 to –3 dBm (average @1310nm) |
Receiving Sensitivity | –21 dBm (average @1310nm) |
Optical Modulation | Output: 180 μW, Input: ≤15 μW |
RIN (Noise) | –116 dB/Hz |
Return Loss | ≤10 dB |
Data Rate Supported | 240 MHz to 2.97 GHz |
Power Supply | DC 5V ~ 12V |
Power Consumption | ≤2W |
Operating Temperature | –20°C ~ +70°C |
Storage Temperature | –40°C ~ +80°C |
Humidity | 0 ~ 95% RH (non-condensing) |
Dimensions | 110mm × 25mm × 25mm |
Housing | Aluminum alloy shell |
User Manual
FQ-SGV300-T/R 3G/HD-SDI Fiber Optic Extender Kit
- Product Overview
The FQ-SGV300-T/R is a high-performance 3G/HD-SDI fiber optic extender kit designed for long-distance, uncompressed SDI signal transmission over single-mode LC fiber. Supporting resolutions up to 1920×1080p@60Hz, it fully complies with SMPTE 424M, 292M, and 259M standards.
The kit includes:
FQ-SGV300-T: SDI fiber transmitter
FQ-SGV300-R: SDI fiber receiver
It enables real-time SDI video delivery over fiber up to 20 kilometers, with plug-and-play installation and hot-swappable SFP modules.
- Features
Supports SD-SDI / HD-SDI / 3G-SDI signal formats
Max resolution: 1080p @ 60Hz
Fiber interface: LC/PC, single-mode SFP module
Transmission distance: up to 20km (single-mode)
Plug and play, no driver or setup required
Compact aluminum housing
LED indicators for power and signal status
Ultra-low power consumption (≤2W)
- Package Contents
1× FQ-SGV300-T SDI Fiber Transmitter
1× FQ-SGV300-R SDI Fiber Receiver
2× DC 5V Power Adapters
1× User Manual
- Panel Description
📤 FQ-SGV300-T (Transmitter)
Port/Indicator | Function |
BNC (SDI IN) | SDI signal input |
LC Fiber Port | Optical output (1310nm single-mode) |
Power LED (Red) | Indicates power ON |
SDI Signal LED (Green) | Indicates SDI signal present |
📥 FQ-SGV300-R (Receiver)
Port/Indicator | Function |
BNC (SDI OUT) | SDI signal output |
LC Fiber Port | Optical input |
Power LED (Red) | Indicates power ON |
Signal LED (Red) | Indicates SDI/optical signal status |
- Installation Instructions
Connect the SDI video source to the BNC SDI IN port on the transmitter.
Connect a single-mode LC fiber cable between the LC ports of transmitter and receiver.
Connect the SDI OUT port on the receiver to your video monitor or switcher.
Connect power adapters (DC 5V) to both units.
Observe LED indicators to confirm power and signal status.
No additional configuration is required.
- Technical Specifications
Parameter | Specification |
Supported Signals | 3G-SDI, HD-SDI, SD-SDI |
Max Resolution | 1920×1080p@60Hz |
Fiber Interface | LC/PC, single-mode SFP module |
Optical Wavelength | 1310nm |
Tx Optical Power | –9.5 to –3 dBm |
Rx Sensitivity | –21 dBm |
Transmission Distance | Up to 20km (single-mode), 300m (multimode) |
Power Supply | DC 5V–12V |
Power Consumption | ≤2W |
Operating Temp | –20°C ~ +70°C |
Dimensions | 110mm × 25mm × 25mm |
Housing Material | Aluminum alloy |
- Troubleshooting
Issue | Possible Solution |
No video output | Check SDI cable, source device, and LED status |
No signal LED | Ensure fiber is connected and intact |
Flickering video | Check SDI resolution compatibility |
Device not powering on | Verify power adapter and voltage |
- Safety Precautions
Use only the supplied or qualified DC 5V–12V adapter.
Do not look directly into the optical port when powered on.
Do not expose the unit to moisture or extreme temperatures.
Do not open or disassemble the device.
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