https://cablematic.com/en/products/sdi-splitter-extender-to-400m-HC084/
SDI Splitter Extender to 400m
- Professional 3G-SDI, HD-SDI and SD-SDI video input.
- Compatible with HD CCTV HD-SDI.
- It has SDI-IN and SDI-OUT connectors. Supports 200m of input cable and 200m of output cable for a total of 400m.
- It allows the chaining of 5 repeaters to achieve a maximum of 1000 m of cable.
- Supports SDI (SMTP 259M), HD-SDI (SMTP 292M), 3G-SDI (SMTP 424M).
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- Professional 3G-SDI, HD-SDI and SD-SDI video input.
- Compatible with HD CCTV HD-SDI.
- It has SDI-IN and SDI-OUT connectors. Supports 200m of input cable and 200m of output cable for a total of 400m.
- It allows the chaining of 5 repeaters to achieve a maximum of 1000 m of cable.
- Supports SDI (SMTP 259M), HD-SDI (SMTP 292M), 3G-SDI (SMTP 424M).
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SDI repeater compatible with SDI, HD-SDI and 3G-SDI that allows extending the SDI signal to a distance of approximately 400m, depending on the format transmitted. It also allows chaining up to 5 repeaters to achieve a distance of approximately 1 km. It also supports RS485 signal transmission.
Specifications
- Professional 3G-SDI, HD-SDI and SD-SDI video input.
- Compatible with HD CCTV HD-SDI.
- It has SDI-IN and SDI-OUT connectors. Supports 200m of input cable and 200m of output cable for a total of 400m.
- It allows the chaining of 5 repeaters to achieve a maximum of 1000 m of cable.
- Supports SDI (SMTP 259M), HD-SDI (SMTP 292M), 3G-SDI (SMTP 424M).
- Supports 720p, 1080i and 1080p PAL and NTSC video signal.
- Size: 91 x 67 x 27mm.
- Requires 5 to 36 VDC power supply (source included).
- Gross Weight: 330 g
- Product size (width x depth x height): 9.3 x 6.7 x 2.8 cm
- Number of packages: 1
- Packages size: 11.6 x 11.3 x 8.5 cm
Technical terms
- HD High definition
- NTSC and PAL
- SD, MiniSD, MicroSD
- SDI
- RS485
- VDC
- CCTV
- 1080p
HD (High Definition) is the technical standard designed to surpass the resolution limitations of standard definition (SD) systems, offering higher pixel density.
The architecture of High Definition is based on a significant increase in spatial resolution, typically using a 16:9 aspect ratio. At the hardware level, HD requires an image processor capable of managing dense data streams and high-speed communication buses to minimize latency in digital signal transmission.
| Specification | Standard Value |
|---|---|
| Minimum Resolution | 1280 x 720 pixels |
| Aspect Ratio | 16:9 |
The deployment of the HD standard has reconfigured data storage and transmission paradigms in modern networks, serving as the minimum baseline for professional video.
Progressive and Interlaced Scanning
HD systems operate using progressive or interlaced modes to optimize bandwidth usage.
Key Advantages
- Superior clarity and texture detail.
- Native widescreen format.
- Integrated digital multichannel audio.
Reference standard for the modern audiovisual industry.




