3 x BlackMagic Design Micro Converter SDI to HDMI - Bullaki - Cambridge
Black Box Converter HDMI to 3G-SDI/HD-SDI - video converter - VSC-HDMI-SDI - Audio & Video Cables - CDW.com
Amazon.com: Blackmagic Design SDI to HDMI Micro Converter, Without Power Supply : Electronics
Amazon.com: HDMI to SDI Converter, Micro Converter One HDMI in Two SDI Output (with Power Supply Adapter, Audio Embedder Support HDMI 1.3, 3G/HD- SDI Auto Format Detection Extender for Camera CCTV : Electronics
Theatrixx xVision Video Converter, SDI/HDMI Bidirectional - Video Converters | New Lighting
HDMI vs. SDI for video: What's the difference? - Epiphan Video
Amazon.com: HDMI to SDI Converter Adapter HDMI SDI Adapter SDI/HD-SDI/3G-SDI Adapter Support 1080P for Camera Home Theater : Electronics
Amazon.com: HDMI to SDI, HDMI to SDI Converter Two SDI Output Audio Embedder Support HDMI 1.3, 3G/ HD-SDI Auto Format Detection Extender for Camera CCTV (Black) : Electronics
Micro Converters | Blackmagic Design
Blackmagic HDMI / SDI 12G - Bi-Directional with power supply - BMD-CONVBDC/ SDI/HDMI12G/P - Micro Converter 12G
AJA HA5-Plus HDMI to 3G-SDI Mini-Converter HA5-PLUS B&H Photo