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USB Type-C: The AV Industry Unifier

Everything that has an interactive component, whether it’s an interactive projector, interactive lightboard, interactive flatscreen display or touch surface display, always uses USB communication. Today, signals from lavalier microphones and cameras that track motion in a college classroom, for example, can be immediately converted to HTML5 and streamed so that remote students can also take part in the lecture. Such streaming files can be […]

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Modern Audio Networking Simplified: Q&A With MNA Chairman Rich Zwiebel

CobraNet used to be the main audio-over-Ethernet standard, and all was well. Everything simply worked together. However, CobraNet was based on Open Systems Interconnection (OSI) Model’s Layer 2 (data link) and supported only 64 channels. And though it’s still used, it’s become a little outdated. Meanwhile, companies began developing network technologies that were based on Layer 3 (network). […]

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Three Steps to Engagement

Groups and businesses in retail, museum and other public venues often talk of customer engagement in terms of “attract, engage and connect” (or some variation).  Any physical — or virtual — concept of engagement that seeks to interact with customers and/or visitors goes through this predictable process. It’s useful to look at this as a model of interactive engagement […]

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Trouble with HDCP: Q&A with Aurora Multimedia’s Paul Harris

In 2000, Intel Corporation came up with a way to encrypt discs for Blu-ray and other types of digital standard devices to prevent content pirating. High-bandwidth digital content protection (HDCP) is the digital form of encryption comparable to what Macrovision used to do to protect content on analog devices. It creates a secure pathway from one unit to another, and from the source to […]

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Filing a Complaint

I was at a meeting recently where a frequent flyer mentioned that when he books his flights online, he’s able to make a note in the special services section that he has hearing loss. It’s important to him, because he has missed many flights as a result of not being able to fully understand the […]

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