Blackmagic Design OpenGear Converter SDI to Audio, OpenGear Architecture, AES/EBU The Blackmagic Design CONVOGCSAUD includes everything you need to de-embed 4 channels of analog audio or 8 channels of AES/EBU digital audio from any SDI video connection. Now you can easily access the audio in any SDI video connection for output to audio equipment such as audio mixers, analog broadcast decks, audio monitors and moreBlackmagic 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.