Issue link: https://www.e-digitaleditions.com/i/1156106
16 I ICT TODAY receiving device to do any error checking. This can result in lost packets, causing video and audio dropouts. It is also more difficult to multicast across multiple networks, switches, and routers because all of these must be properly configured for multicasting, and not all routers or ISPs support multicasting. Wireless AV Transmission With the proliferation of mobile devices, as well as the fact that some locations are difficult to support with traditional wired infrastructure, wireless AV presentation systems offer a viable option. Typically comprised of a gateway device connected to the data network, the systems allow users to share content utilizing existing Wi-Fi access points. Whether through an app or native capability, such as Airplay, users can mirror the content on their device to the AV system. While wireless offers some exciting AV presentation capabilities, it is important to note that performance will vary depending on Wi-Fi coverage, processing power and platform selected; it is not quite at the quality or reliability level of wired transmission. CONCLUSION AV transmission over shielded twisted-pair Category cable and Ethernet infrastructure has many advantages and is becoming commonplace. ICT professionals with insight into the basic workings of AV over network infrastructure are empowered as IT and AV increasingly share the same networks and infrastructure. ICT professionals and AV designers and installers must share knowledge and work as a synergistic team to deliver solutions that meet and exceed client expectations. This creates new business opportunities for all. Author Biography: Karl Rosenberg is a regional applications specialist for Extron. Karl has been in the AV industry for over 30 years with experience in installation, rental/staging, training, and engineering. Karl is currently responsible for conducting Extron training worldwide. As a veteran presenter, Karl has taught technical courses at numerous industry-related conferences and events. He can be reached at krosenberg@extron.com. NEW! bicsi.org/copperguide Quickly find answers to all your copper cabling questions likely to come up at the job site.