AV Intelligence

Tech Tips

  • Q & A: Combining Cables

    Is it possible to combine a four-conductor cable into a two-conductor cable for long loudspeaker cable runs? What are the advantages and disadvantages of doing so?

     

  • Top 10 Church Sound Problems

    Trying to make a silk purse out of a sow's ear. A poorly designed sound system won't sound good, no matter what the sound tech does. Good sound systems cost what they're worth. If a system is properly designed and installed, many of the potential Sunday morning pitfalls will go away.

     

5-Minute Interview

  • 5-Minute Interview: Jack Uldrich

    Jack Uldrich, president, The NanoVeritas Group. The NanoVeritas Group is a Minneapolis-based nanotechnology leadership and technology consultancy. Uldrich addressed the future of nanotechnology in pro AV at the 2006 Harman Professional Global Business & Technology Conference in January.

     

Pop Quiz

Fascinating Facts

  • Fascinating Facts About Nikola Tesla

    Nikola Tesla was born July 10, 1856, in the Lika region of the Austrian Empire (modern-day Croatia). Tesla earned degrees in physics, mathematics, and mechanical and electrical engineering from the Austrian Polytechnic Institute.

     

Other Articles

  • A Sound Plan

    Developing and consistently following new business strategies can translate into additional revenue.

     

Community Views

Parallax View

  • Here Come HD Optical Discs

    THE DVD may be the most successful electronic gadget of all time. DVD players are everywhere, and they're cheap, too. Every new computer sold today has at least one DVD-ROM drive in it.

     

Consultant's Connection

  • Consultant Role Becomes Clearer

    Recent data helps confirm how much consultants specify in the AV marketplace. The impact is clear, but the details are still a bit fuzzy.

     

Sound Insight

  • The Price of 3 DB

    A 3 DB LEVEL INCREASE is a modest one. Subjectively, one might describe it as being a “tweak” to the loudness of a system. Most infrared remote controls for home entertainment systems are about 1.5 dB per step, and most people who go to the trouble to pick one up and point it will change the level...

     

Viewpoint

  • Ready For Rohs?

    Beginning this month, the European Union's “Restriction of the use of certain Hazardous Substances” (RoHS) directive comes into force. Certainly the greatest initial impact will be felt by electronic equipment manufacturers that export into EU countries. But the trickle-down effects will be felt...

     

Features

  • Long-Distance AV Signal Transmission

    How far can a signal go? Not surprisingly, the answer depends on many factors, including the technology that's carrying it. But for runs of more than 300 feet, there are even more issues to consider, including the cost of cabling and labor, bandwidth, and ease of installation.

     

Install Solutions

Education Install

  • University Installs Custom AV

    The University of Notre Dame equips nearly 80 classrooms with custom lecterns that house AV technology with a diminutive footprint.

     

Health Care Install

  • Wide Area Conferencing

    THE POPULAR colloquialism, “They do things big in Texas,” certainly must have a lot to do with physical geography. The University of Texas' Health Science Center (HSC), based in San Antonio, illustrates that dynamic in the way it virtually links medical, dental, and nursing teaching facilities that...

     

Tools & Tech

Peer Review

  • Peer Review-Hitachi T-17SXL

    Peer Reviewer: Trish Drevelus, technology teacher and curriculum coordinator for technology integration and career planning, Union County Vocational Schools, Union County Magnet High School, Scotch Plains, NJ. Union County Magnet High School is a magnet school on the county vo-tech campus...

     

What's Next

  • Blue Streak

    In most pro AV installations, the short-range wireless technology known as Bluetooth is relegated to mundane, low-bandwidth tasks such as enabling whiteboards. But a new version of the technology could make it practical for a wider variety of applications, including HD video.

     

New Products

Other Articles

  • New Products: July 2006

    Extron fiber optic extender, Lectrosonic power amplifier/DSP processor, Media Vision digital conferencing/voting system, and more!

     

  • InfoComm 2006 Hot Products

    If there was a new product trend at InfoComm 2006 in Orlando, FL, it might best be described as “nearly new, improved, and simplified.” Overall, the mood of the show was noticeably upbeat, and most exhibitors were enthusiastic about the state of the pro AV industry. Business is good, and the...

     

Cheat Sheet

  • Frequency Selection

    Achieving good results with wireless microphones and monitoring systems depends on minimizing interference from other sources. Here’s how to select the best frequency for your AV applications.