2007

  • How to Extend Projector Lamp Life

    One of the only user-replaceable parts in a projector, lamps are critical, but they don’t last forever. Here are some tips for extending the lamp life in your projector.

     
  • How to Install Ceiling Loudspeakers

    Many commercial audio installations require that loudspeakers are flush mounted into ceiling or wall surfaces.

     
  • Rack Ventilation

    Whenever more than one piece of electronics gear is installed in a rack, the issue rises of keeping it cool. Here are some guidelines to follow to prolong the life or rack-mounted electronic equipment.

     
  • Designing a Touchpanel

    No AV system is successful if the user can’t – or won’t – operate it. For many projects, the touchpanel is key. Here’s what you need to know to design an interface that will ensure customer satisfaction.

     
  • Vibration and Ceiling Mounted Projectors

    When projectors are suspended from the ceiling, vibrations can disturb the project image. Here are some things to consider and ways to minimize the possibility of a shaky image.

     
  • Cable Care

    Cables create vital links in every audio, video, and AV system. Whether they’re part of a permanent installation or used daily, it makes sense to take care of them. Healthy cables are the difference between a system that works and one that doesn’t.

     
  • Cleaning Projection Screens

    You can’t expect your projection image to be optimal if the screen is not clean – and it gets dirtier than you think. Here are some tips to properly clean most projection screen surfaces.

     
  • Concealing Cables

    Until we live in a totally wireless world, AV integrators and their customers will have to live with cabling. There are things you can do to minimize the sometimes visible intrusion of cabling. Here are some tips and ideas that you can use.

     
  • Soundproofing a Room

    When it comes to room acoustics, most AV pros are concerned with sound reflection and absorption. But sometimes the challenge is keeping exterior sounds from coming in, and keeping interior sound from getting out. This is where soundproofing comes in.

     
  • Cheat Sheets

    Quick-reference guides to a variety of AV problems and situations—from sending rich media over IP to hanging a projection screen. Check back monthly for the latest how-to solutions. [PDF documents]

     
  • Preparing AV Drawings

    In the early stages of most AV projects, submittals are critical deliverables that must be prepared carefully. A key part of the submittal package is AV documentation.

     
  • Comparing Loudspeaker Specs

    Published loudspeaker specifications seem to provide a simple way to compare loudspeakers, but only if you compare the numbers on a level playing field — which is not easy to do. Here’s what you need to know to make fair comparisons.