Amazon.com: Blackmagic Design Mini Converter HDMI to SDI : 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
Z CAM HDMI to SDI Converter A0402 B&H Photo Video
Blackmagic HDMI to SDI 4k Converter | Video Accessory Rentals
Blackmagic Design Micro Converter HDMI to SDI - CINNE SHOP
Blackmagic Design CONVBDC/SDI/HDMI12GP Micro Converter BiDirect SDI/HDMI 12G PSU | Full Compass Systems
Blackmagic Design Micro Converter Bidirectional SDI/HDMI 12G with Power Supply 9338716007053 | eBay
NA1012B-ET | HDMI TO 3G/HD-SDI CONVERTER (board to board connector) | Only Board - No Evaluation Adapter | NA1012B-ET-1