AVMATRIX SC1221-12G is a compact HDMI 2.0 to 12G-SDI converter for UHD signals up to 4K60. It also provides an HDMI loop output, allowing the HDMI source to be split and integrated into professional SDI infrastructure.
AVMATRIX SC1221-12G is a compact HDMI 2.0 to 12G-SDI converter for UHD signals up to 4K60. It also provides an HDMI loop output, allowing the HDMI source to be split and integrated into professional SDI infrastructure.
AVMATRIX SC1221-12G is a compact HDMI 2.0 to 12G-SDI converter for UHD signals up to 4K60. It also provides an HDMI loop output, allowing the HDMI source to be split and integrated into professional SDI infrastructure.





SC1221-12G converts an HDMI camera, computer or player to 12G-SDI while retaining UHD formats up to 2160p60. The HDMI loop can simultaneously feed a local monitor or recorder.
The AVMatrix SC1221-12G is a professional converter designed to convert 4K HDMI 2.0 signals to the 12G-SDI interface, enabling the integration of modern 4K cameras into broadcast workflows. For optimal use, we recommend mounting accessories, HDMI loop monitoring, and compatible devices for distributing and recording the resulting SDI signal.
Cameras and Signal Sources - Signal sources with HDMI output that can be integrated into SDI infrastructure using the converter.
Control Room and Streaming - Equipment for processing and distributing the converted signal within the production chain.
Editing and Capture Cards - Cards for recording signals from an HDMI loop-out output or a converted SDI output to a PC.
SDI Distribution and Monitoring - Components for routing and displaying signals after conversion to SDI.
Accessories and Mounting - Accessories for physical installation of the converter and local signal preview.
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