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Friday, June 07, 2013
Barry Rudolph
06/07/13 01:22 PM,
Many studios built in the 1970’s were designed not to have any acoustic influence on the recorded sound produced in them. This was accomplished by over-deadening walls, floors and ceilings so no sound waves (leakage) would reflect and add (or subtract) from the instrument’s original sound waves. Bass traps were purpose-built for controlling sound from electric bass amps, small isolated (and dead sounding) drum booths were mandatory and heavy gobos or baffles were used around all musicians separating them and…
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Thursday, June 06, 2013
PSW Staff
06/06/13 01:24 PM,
Home of celebrated conductor Vladimir Spivakov and the National Philharmonic of Russia, Svetlanov Hall is the principal venue of Moscow’s International Performing Arts Center. To expand its range of concert fare, the 1,735-seat venue recently installed a Meyer Sound Constellation acoustic system and a reinforcement system based around MICA line array loudspeakers. With an architectural reverberation time of 1.7 seconds, the hall suits orchestral performance well, but is less accommodating of other musical genres. Now with Constellation, Svetlanov Hall can…
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Friday, May 10, 2013
PSW Staff
05/10/13 01:12 PM,
When planning its new performing arts centre, the Mansfield, Tex., school district faced a dilemma. Though it was determined that both a large auditorium and a smaller performance hall would be ideal for its range of events, their budget could not justify building and maintaining multiple spaces. A solution was soon found in the multi-use Cunningham Performance Hall of the Mansfield ISD Center for the Performing Arts, which utilizes a Meyer Sound Constellation acoustic system to provide the ideal acoustics…
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Tuesday, May 07, 2013
Pat Brown
05/07/13 05:16 PM,
It’s nearly impossible to mount a loudspeaker in a room without placing it near a room boundary. Some logical questions arise: 1. Does this affect the response? 2. Is the effect good or bad? 3. Can I use the boundary to my advantage? 4. Will treatment help? And, can room boundaries be a “tool of the trade”? Space-Loading Space-loading loudspeakers means that the otherwise spherical radiation is limited by a boundary or boundaries. Some common scenarios are shown in Figure…
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Subwoofer
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Bobby Owsinski
05/07/13 03:17 PM,
This article is provided by Bobby Owsinski. Whenever I do clinics at universities I always get a number of questions about home studio construction, since most every musician wants and needs one. One of the most frequent questions is about ways to increase isolation so the neighbors won’t hear what you’re doing. Here’s an excerpt from The Studio Builder’s Handbook that explains the two principles involved in acoustic isolation. “When building almost any kind of space (especially a home…
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Thursday, April 18, 2013
PSW Staff
04/18/13 02:22 PM,
Duran Audio has announced its schedule for its AXYS acoustic modeling and product training events. This free training covers the range of the company’s Intellivox products as well as acoustic modeling, basic electro-acoustics and system design. This year’s training events will be held at Duran Audio’s R&D center in Zaltbommel, The Netherlands on Tuesday, May14 and Wednesday, May 15 (2013), and also at the upcoming InfoComm show in Orlando on Monday, June 10 and Tuesday, June 11. Although the courses…
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Friday, April 05, 2013
Pat Brown
04/05/13 08:04 AM,
For most humans, there is nothing easier than breathing, seeing, smelling and hearing. We do these things without thought, and even take them for granted. Our senses were given to us to help us exist in a physical universe. They are transducers that allow physical stimuli to be converted into a form recognized by the brain. We are bombarded with stimuli every waking moment, and our brains are continuously processing the information to help us function in our environment. Of…
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Friday, March 08, 2013
Tim Vear
03/08/13 02:04 PM,
Sound Waves Sound moves through the air like waves in water. Sound waves consist of pressure variations traveling through the air. When the sound wave travels, it compresses air molecules together at one point. This is called the high pressure zone or positive component (+). After the compression, an expansion of molecules occurs. This is the low pressure zone or negative component (-). This process continues along the path of the sound wave until its energy becomes too weak to…
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Thursday, March 07, 2013
PSW Staff
03/07/13 03:00 PM,
Auralex Acoustics Inc. is now shipping its new Studiofoam T Acoustic Absorption Panels. Auralex’s latest Studiofoam profile, Studiofoam T provides the absorption performance that Studiofoam is famous for with a more contemporary look. Studiofoam T eliminates standing waves and flutter echo while reducing unwanted reflections. The unique 2” profile is available in a 2’ x 2’ or 2’ x 4’ format and can be mixed with other Auralex Studiofoam profiles, making possible a wide variety of aesthetic designs. The new…
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Wednesday, March 06, 2013
Ken DeLoria
03/06/13 10:57 AM,
Last time out (here), we looked at early forms of audio measurement equipment, including chart recorders, heterodyne analyzers, and real-time analyzers (RTAs). Now let’s pick it up with fast Fourier transform analyzers (FFTs), which are still in widespread use the world over in a variety of forms. In addition to accurately characterizing audio signals, FFTs are used for vibration analysis, order analysis of rotating machinery, RF and microwave measurements, and many other purposes. One could say they’re the gold standard…
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