Daisy-Chain RS-232? Control 232-ATSC series tuners with IP switch

For years, integrators have controlled up to 9 232-ATSC series tuners from one RS-232 using a “daisy-chain” RS-232 cable.  It’s an effective solution, but the cable can be complex to wire – and if one tuner must be removed, the chain is broken. However, the previous 232-ATSC+1 and current 232-ATSC 4 tuners also support IP control. Now that AMX, Crestron and others…

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The Hybrid Video Distribution Solution

There are two primary pathways for distributing digital media facility-wide – IPTV and RF coax. While interest in IPTV is high, actual adoption has been slow. At the same time, digital RF installations have been exploding. Why? RF is digital media distribution – simplified. While IPTV runs over existing Cat5/6 wiring, full-scale adoption has been slowed by bandwidth,…

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Emergency Alerts with Display Express

At Contemporary Research, we believe that the ability to trigger emergency alerts should be an integral component of a facility-wide video content and control system. This type of system has a key advantage over other methods of emergency alert video broadcasting- in about a second the system can turn on every TV, change the tuners to the emergency channel, and raise…

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Distributing Digital Signage over RF Coax is Simple and Affordable

Click here to view our article on CommercialIntegrator.com Eliminate costs for additional wiring and licenses and choose RF Coax for simple maintenance. When you think digital signage, the first thought is often “Ethernet” – and you would be correct. But IP isn’t the only way to deliver signage content, especially if you’re broadcasting just a few messages to…

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Doug’s Q-Tips – How Does MPEG Encoding Work?

We refer to our QMOD solutions as HD Modulators – IPTV Encoders. That covers a lot of ground and requires a bit of explaining. A QMOD is an Encoder, as it accepts a video source and encodes it into an MPEG-2 stream. From there, it can package the stream to be carried over RF coax by an HD RF channel, a process called modulation. In addition, it can package the same…

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Loving our QMODs Just got Easier!

Over the past 5 years, you’ve told us how to make our great HDTV modulators even better. We listened and delivered. Welcome to the next QMOD generation, with everything on your checklist, plus more! Less Cost Per Channel Flex Encoding QAM & IP More Choices, Less Rack Space Easy Set-Up Click here to learn more. Show us your #qmodluv! Post a photo on…

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The New Basic Cable 101 – taking control of your RF resources

A couple years ago, I wrote a story called  “The New Basic Cable – be your own in-house cable company” for Sound and Video Contractor magazine, explaining what was going on as cable providers transitioned to digital, and explained several strategies on how to get the channels you want without needing to rent cable boxes. That story is still valid today, but I wanted…

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