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AVMATRIX Mini SC1221 HDMI to 3G-SDI Converter


Key Features

    • 1 x HDMI Type-A Input
    •  2 x 3G/HD/SD-SDI Outputs
    • Supports up to 1080p60 Resolution
    • Micro-USB Port for Power
    • LED Power Indicator
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The Mini SC1221 Mini HDMI to 3G-SDI Converter from AVMATRIX is an ultra-compact HDMI to dual 3G-SDI signal converter in a robust metal housing.

The Mini SC1221 features a full-size HDMI input and two 3G-SDI outputs and supports up to 1080p60 resolution. EMC compliant, the Mini SC1221 can reliably be used 24 hours a day, 7 days a week without interruptions, lag, or delay. A mounting bracket is also included that easily attaches/detaches and allows for convenient mounting indoors or outdoors.

The Mini SC1221 has a USB port for power and an LED indicator that confirms power status. An AC adapter is supplied that connects into the micro-USB port to provide continuous power, but you can also connect it to other sources over a USB cable (included). For example, you can connect it to a laptop or a power bank. A 10,000mAh power bank will run the converter for approximately 24 hours.

The converter is also capable of working in a wide temperature range of -4 to 140°F.



    • HDMI Type-A input
    • 2 x 3G/HD/SD-SDI outputs
    • Supports up to 1080p60 resolution
    • EMC compliant and works 24/7 without lag/delay
    • Micro-USB port for power
    • LED power indicator
    • AC power adapter included
    • Mounting bracket included


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Input 1 x HDMI type-A
Output 2 x 3G/HD/SD-SDI
HDMI Format Support 1080p at 50/59.94/60 fps
1080p at 23.98/24/25/29.97/30 fps
1080i at 50/59.94/60 fps
720p at 24/25/30/59.94/60 fps
576i at 50 fps
480i at 60 fps
HDMI Color Space RGB 4:4:4, YUV 4:4:4, YUV 4:2:2
SDI Format Support 1080p at 50/59.94/60 fps
1080psf at 23.98/24/25/29.97/30 fps
1080p at 23.98/24/25/29.97/30 fps
1080i at 50/59.94/60 fps
720p at 24/25/30/50/59.94/60 fps
625i at 50 fps
525i at 59.94 fps
SDI Compliance SMPTE 292M/SMPTE 259M/SMPTE 424M
SDI Color Space YUV 4:2:2
Power Port 1 x micro-USB
Power Consumption 2 W
Voltage Range 3.3 – 5 V
Operating Temperature -4 to 140°F (-20 to 60°C)
Storage Temperature -22 to 158°F (-30 to 70°C)
Relative Humidity 0 to 90% non-condensing
Dimensions 2.9 x 1.6 x 0.9″ (7.4 x 4.1 x 2.3 cm)