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Technically Speaking
Articles Found: 59
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Digital Signal Processing
Reshaping Your Perceptual Environment One Digital Sample at a Time
Posted: Jun 21, 2010
It was the 60's when I fondly recall watching the sci-fi TV show The Outer Limits. It competed for attention with Rod Serling's The Twilight Zone. In TTZ, strange things just happened to people.... Read more
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Extron Power Supplies: How We Design to Be the Best
By Eric Mendenhall, Director of Audio and Power Systems
Posted: Jun 23, 2009
Becoming the best at power supply design is much more than using the right components or applying exhaustive testing schemes. Designing the "best" of anything is a commitment... Read more
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HDMI: The Short and the Long of It
By Steve Somers, Vice President of Engineering
Posted: Apr 27, 2009
HDMI, or High Definition Multimedia Interface, is a digital A/V interface that supports high resolution computer-video and HDTV as well as multiple channels of audio on a single cable.... Read more
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DVI/HDMI Signals over Twisted-Pair Cable: "The Year of the CAT"
By Steve Somers, Vice President of Engineering
Posted: Jul 30, 2008
As I think about discussing transmission of DVI and HDMI signals over twisted pair cable, I had an unexpected forty-year flashback to a well-known Star Trek phenomenon… Scotty... Read more
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Plenum-Rated Products – Seeing the Smoke Before the Fire
By Steve Somers, Vice President of Engineering
Posted: Mar 13, 2008
The well-worn idiom "where there's smoke, there's fire" may have literal implications for system designers today when selecting among products purported to have a "plenum rating." It happens that the term "plenum" is a bit of a misnomer for typical A/V equipment applications.... Read more
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HD-SDI, HDMI, and Tempus Fugit
By Steve Somers, Vice President of Engineering
Posted: Jun 25, 2007
HD-SDI (high definition serial digital interface) and HDMI (high definition multimedia interface) version 1.3 are receiving considerable attention these days. "These days" really moved ahead rapidly now that I recall writing in this column on HD-SDI just one year ago.... Read more
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Extron's Patented Ripple Steering Class D Audio Amplifier Technology
By Eric Mendenhall, Director of Audio and Power Systems
Posted: Apr 26, 2007
Eric Mendenhall is Director of Audio and Power Systems at Extron Electronics. For over 20 years he has been specializing in the design of power electronics circuits and systems for audio power amplifiers and switchmode power supplies.... Read more
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A Fiber Optic Connector Primer
By Steve Somers, Vice President of Engineering
Posted: Dec 20, 2006
Optical fiber transmission of A/V signals has come of age and it's time to take another step along this new, adventurous road. A fiber solution may sound like a great idea for those challenging long-haul or highly secure applications, and then reality sets in.... Read more
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Fiber Optic Transmission in A/V Comes of Age
By Steve Somers, Vice President of Engineering
Posted: Oct 17, 2006
Folks, the good ol' days are here right now. More technical solutions are available for audiovisual systems designers in both analog and digital equipment than ever before. One of the most exciting new toys for signal distribution is RGBHV digital fiber optic transmission.... Read more
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HD-SDI: More Possibilities than Just Television
By Steve Somers, Vice President of Engineering
Posted: May 31, 2006
It seems that the popular concept of digital video among the masses arrived with the DVI connection to the computer monitor. Of course, the DV format for consumer video cameras arrived earlier, but for most it just didn't seem like digital video.... Read more
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