Digital Preservation

You know those dusty boxes of photographs you’ve been meaning to put into an album? Or the shelf full of videotapes of the kids growing up? The glass-plate slides your dad took on vacation? Or even the 8mm film reels of you taking your first steps? Well, they’re not going to be around forever! Those… Read more »

The Code of Silence

Maxwell Smart’s Cone of Silence was a nice idea. Wouldn’t it be great to be able to use such a device in today’s busy and energetic society? Well, for some types of noise it has been possible for a person to have their own personal Cone of Silence. Active noise control is the solution. This… Read more »

High Definition Television Is Here! (Sort of…)

High Definition Television (HDTV) promises bigger and better images and great audio. But what exactly is HDTV and how will it affect our television viewing? Consumers are experiencing a confusing mess of conflicting standards, limited programming, few available channels and outrageously expensive equipment. However, with the ratification of the advanced Television Systems Committee (ATSC) Digital… Read more »

Environmental Acoustics: Is It Noise Or Is It Sound?

How loud is too loud? If you have ever dealt with this question, personally or professionally, you know that the answer is difficult to determine. All kinds of factors, from the time of day to personal sensitivity, influence the subjective cry “Too much noise!” In fact, the term noise is used to indicate any sound… Read more »

Display Technology – Part 2

In a previous blog post we covered the differences between projectors and monitors and looked at the advantages and disadvantages of current technology including analog verses digital technology. In this issue we will look at the features of brightness, resolution, and size. The brightness of the display is measures in ANSI lumens. It is very… Read more »

Display Technology – Part 1

Purchasing the right video/computer projector can be a challenge. First you see an ad in a magazine touting the benefits of a $6000 projector. Then you see a portable computer projector at the office supply store sitting next to a slide projector. Then you hear a colleague talking about digital versus analog and Plasma versus… Read more »

I Can Hear a Pin Drop

When an acoustical consultant walks into a room, the first thing they tend to notice is the acoustics. It can’t be helped, it’s second nature in much the same way a decorator would look at the furnishings. Occasionally someone else will make a comment such as, “The acoustics in that room were so good, I… Read more »

It’s Time to Take Control

All audiovisual systems have something in common, no matter how simple or complex they may be: a control system. A/V control systems can range from a simple wall switch to a complicated Visual Basic program embedded inside a Power Point presentation. The extent of the control system often depends on the audio and video system… Read more »

Comparing Themed and Corporate AV Systems

What’s the difference between a theme park and a corporate conference room? Not as much as you think. This might sound like some kind of bad joke at first, but when you look at the requirements and designs for their audiovisual systems you’ll realize that these opposite environments actually share some common ground. System Objectives… Read more »

TA Principal Wins ICIA Award

We’re proud to announce that Steven J. Thorburn received the ’96-’97 ICIA Professional Education and Training Committee (PETC) award at the 10th annual ICIA Achievement Awards Presentation. This year’s ICIA (International Communications Industries Association) awards ceremony was held during the recent InfoComm International trade show in Los Angeles. A note for anyone who attended that… Read more »