Blackmagic Design Mini Converter HDMI-SDI 6G – Thomann United States
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
MD-LX - Decimator Design - Symbiosis
AVMatrix SC2031 HDMI and CV to 3G-SDI Scaler Converter - Avacab
Blackmagic Design Micro Converter SDI to HDMI
Amazon.com: Blackmagic Design Mini Converter HDMI to SDI : Electronics
3G-SDI HDMI Converter - Convertitori Audio Video - Home Cinema