In a typical paging, background music or noise-masking system, several loudspeakers are placed across a single amplifier in parallel. They must often be powered at different levels, and the calculations involved in determining the actual load impedance at the amplifier's output are quite tedious.  
Author: Rick Kamlet
Article Last Updated: Saturday July 2005

The EIA 70.7-AMPS constant voltage system of power distribution provides the engineer and technician with a simple means of matching a number of audio speakers to an amplifier system.  
Author: Emery Kertesz
Article Last Updated: Saturday July 2005

Our Venue Series are a loudspeaker engineered for business, home and entertainment environment solutions. The FG525B offers incredible sound within a small cabinet speaker. They are favored by sound contractors for their powerful sound and light weight making them perfect for hanging in corners and tough to reach areas.  
Author: Emery Kertesz
Article Last Updated: Saturday July 2005

Audio professionals worldwide choose SuperDispersion™ (SD) Ceiling Tile Speakers for their powerful sound, high performance, and distinctive styling. An innovative speaker concept that meets the demanding needs of audio and systems contractors worldwide. SD Speakers' patented pyramid design in two individual styles (Pro and Commercial) fits into standard 2'x2' or 2'x4' ceiling tile grids (or cut into drywall ceilings), providing an amazing 360 degrees of hemispheric sound. SD speakers are quick and economical to install and are competitively priced, making them an excellent value to contractors! See our Spacing Data Chart for calculating number of units needed for sound coverage.  
Author: Emery Kertesz
Article Last Updated: Saturday July 2005

After carefully unpacking your speakers, the carton and the packing material should be saved for possible use later. If any speaker appears to be damaged, do not attempt to repair or to connect the unit to the amplifier. Repack the speaker and notify your dealer or Pro Acoustics USA for replacement or repair. 254-698-4042  
Author: Emery Kertesz
Article Last Updated: Saturday July 2005

We need to consider the real, long-term sound pressure level capability of today's systems to make sure they're not being operated at levels where the components are stressed and don't sound good.  
Author: Rick Kamlet
Article Last Updated: Saturday July 2005

BUSINESSES ARE RECOGNIZING MORE and more that top-quality sound is an integral part of a customer's experience. Studies have shown that sound quality affects how customers feel about a company's products and services. It even affects customer perception of food quality and staff friendliness in a restaurant.  
Author: Emery Kertesz
Article Last Updated: Saturday July 2005

This is Part 3 in a series of articles about designing premium business music systems. Part 1 (March 2001) discussed steps to take before starting the design and pointed out that a loudspeaker's polar specification does not reflect true coverage as installed. Part 2 (May 2001) focused on how to compute the maximum sound level of a proposed system and how to equalize it. Before we get futher into ceiling speaker layout patterns and spacing, you may wish to review Parts 1 and 2 (online at www.svconline.com).  
Author: Rick Kamlet
Article Last Updated: Saturday July 2005

This is the fourth and final installment of your own personal business music systems handbook. With these articles in your library, you will be well-equipped to install a system that will please your clients and garner enthusiastic referrals. Although you may already know how to install business music systems, some of the tips and hints you'll find here will make good systems great.  
Author: Rick Kamlet
Article Last Updated: Saturday July 2005

We are celebrating our twenty-fifth anniversary of the microprocessor. The past twenty five years have brought us a great amount of change. Everywhere we look the world is being controlled by microprocessors. The audio industry started to take notice of this technology only a decade ago, and then ony as the "brains" in remote controls for large audio systems.  
Author: Jack Sondermeyer
Article Last Updated: Saturday July 2005