Broadband: Modulation Error Ratio
Awhile back I went target shooting with a friend. While at the range, it occurred to me that what is also known as plinking is a little like modulation error ratio (MER) used to characterize, say, the 64- and 256-QAM (quadrature amplitude modulation) digitally modulated signals we transmit to our customers. OK, before you start to wonder whether I’ve had too much coffee today, bear with me as I...
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TESTING & MAINTENANCE
Just like an oil pipeline, the broadband pipe can become plugged. Proper test and measurement helps keep the product flowing....
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 What made Time Warner Cable Carolina Region standout as this year's System of the Year? The cover story in...
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CABLE IT
Title: Manager of SW Product Management and Deployment, SciCare Broadband Services, Scientific Atlanta...
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Over-reliance on billing systems, lack of integration and neglect of end users continue to characterize today's operations support systems. With consolidation having slowed down, now is a good time for the industry to look toward solutions....
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BEST PRACTICES
A little dirt in your fiber connectors can add up to huge hassles and costs. Luckily, the solution is simple....
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Electrical code revisions strike premises wiring every three years. Here are the latest, and a look ahead....
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TECH TALK
The DOCSIS Radio Frequency Interface Specification includes a summary of assumed downstream and upstream RF...
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Maybe a better question is, "What's the speed of an electromagnetic signal in a vacuum?" After all...
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CABLEFAX MAGAZINE
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