Blackmagic Design CONVOGBSH converts from SDI to HDMI video out with embedded HDMI audio. Imagine using big screen televisions and video projectors as broadcast video monitors! Now it's incredibly easily connect a huge range of HDMI displays to SDI based equipment! Blackmagic OpenGear Converters are fully compatible with the OpenGear standard. OpenGear is an open standard for rack mount converters and processing for television broadcasters. OpenGear uses a 2 rack unit rack frame that holds up to 10 plug in cards, or a double density frame can be used to hold up to 20 cards. Many manufacturers develop OpenGear cards and frames that can be mixed and matched. OpenGear cards are hot swappable and can be controlled by java based DashBoard network control and monitoring software on Windows, Mac OS X and Linux.