HDMI to SDI+SDI Converter: Long-Distance Video Transmission with Dual Outputs
Extend Your HDMI Signals Up to 300 Meters with Professional Dual SDI Outputs and Zero Quality Loss
The Lntech HDMI to SDI+SDI Converter is the ultimate solution for extending HDMI signals over long distances while maintaining broadcast-quality performance. This professional converter transforms HDMI signals into dual SDI outputs capable of transmitting video up to 300 meters without signal degradation. Operating at 2.97 Gbps high bitrate, this device ensures perfect signal integrity while supporting 720p and 1080p resolutions. With dual SDI outputs, you can distribute your HDMI source to multiple displays or recording devices simultaneously, making it ideal for broadcast studios, live events, conference rooms, and any application requiring reliable long-distance video transmission.
Quick Specification Overview
| Feature | Specification | Advantage |
| Input Interface | HDMI | Universal HDMI source compatibility |
| Output Interfaces | Dual SDI (BNC) | Simultaneous dual display output |
| Max Transmission | 300m (SD-SDI) | Extreme long-distance capability |
| Max Bitrate | 2.97 Gbps | Broadcast-quality signal integrity |
| Supported Resolutions | 720p, 1080p | Full HD compatibility |
| Ideal For | Long-Distance Video Distribution | Professional installations |
Why Choose This HDMI to SDI Converter?
1. Exceptional Long-Distance Performance
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300m maximum transmission with SD-SDI signals
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200m with HD-SDI (1.485 Gbps)
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100m with 3G-SDI (2.97 Gbps)
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Zero quality loss throughout the entire transmission distance
2. Dual Output Flexibility
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Dual SDI Outputs: Connect two SDI displays or recorders simultaneously
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Simultaneous Distribution: Perfect for multi-display installations
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Signal Replication: identical output on both channels
3. Professional Broadcast Standards
Supports industry standards including:
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SMPTE 424M/425M (3G-SDI for 1080p)
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SMPTE 292M (HD-SDI for 720p/1080i)
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SMPTE 259M (SD-SDI for long-distance)
4. Compact and Reliable Design
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Compact size (97×55×23mm) for easy integration
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ESD protection (±8kV air gap, ±4kV contact)
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Low power consumption (5W max via USB)
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LED status indicators for instant monitoring
Complete Technical Specifications
| Parameter | Specification |
| Model | HDMI to SDI+SDI Converter |
| Input Port | 1 × HDMI |
| Output Ports | 2 × BNC (3G-SDI/HD-SDI/SD-SDI) |
| SDI Bitrate | 2.97 Gbps, 1.485 Gbps |
| Supported Resolutions | 720p, 1080p |
| Transmission Distance | 100m (3G-SDI), 200m (HD-SDI), 300m (SD-SDI) |
| Power Supply | DC 5V via USB cable |
| Power Consumption | 5W (max) |
| ESD Protection | ±8kV (air gap), ±4kV (contact) |
| Dimensions | 97mm × 55mm × 23mm |
| Weight | 130g |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Storage Temperature | -20°C to 60°C (-4°F to 140°F) |
| Relative Humidity | 20% to 90% RH (non-condensing) |
