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Tuesday, February 07, 2012
One-Stop Shopping: Captain, What Does It Mean, This Term “Full Production”?
Teri Hogan
02/07/12 03:30 PM,
Sound companies handle “one-off” shows every day. It’s usually formulaic, and after a while, we do it by rote. But what happens when the client wants one-stop shopping? This is also known as “full production” or “turn key service,” and it’s quite a bit more involved than an average show. Generally months of planning and coordination are needed, as well as work with a number of subcontractors. It just can’t be done by the seat of the pants. Normally, when…
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Thursday, February 02, 2012
Church Sound Files: The Reason For “Bad Sound” May Not Be The Sound System
Pat Brown
02/02/12 04:27 PM,
Many things around us are getting better. Computers are faster, televisions have more resolution, and dishwashers are quieter and more powerful than ever. But with all of our digital wiz-bang processors, technology has been unable to eradicate “bad sound.” Why is this so? This short piece is an attempt to shed some light on three possible causes, two of which have been completely unaffected by the technological revolution. The goal of most sound reinforcement systems is to deliver high quality…
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Friday, January 27, 2012
Everything You Wanted To Know About Sound Level Meters (SLMs)
Tom Young
01/27/12 03:56 PM,
A sound level meter (SLM) is a device used to make frequency-weighted sound pressure level measurements displayed in dB-SPL. 0.0 dB-SPL is the threshold of hearing, and is equal to 20uPa (microPascals). This correlates to what one would aurally perceive when in a deep cave or in a large anechoic chamber. Packaged as a single-function handheld test device, SLMs are intended to be held at arm’s length during measurements (to reduce the effects of the body on the measurements) or…
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Wednesday, January 25, 2012
Loudspeaker Sensitivity: What’s A Watt Anyway?
Charlie Hughes
01/25/12 04:06 PM,
The specification of a loudspeaker’s sensitivity is probably one of the most common, yet perhaps one of the most misunderstood. It’s common to see the magnitude response of a loudspeaker system reduced to a single number as a sensitivity rating. This is perhaps at the heart of the confusion. One would think that this metric should give some indication as to how loud a particular loudspeaker will be when reproducing a signal. One may also think that two loudspeakers with…
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Friday, January 13, 2012
Properly Cleaning Your Microphones
PSW Staff
01/13/12 11:43 AM,
You’ve finally invested in a high-quality vocal microphone and your voice has never sounded better. Unfortunately, the keyboard player in your band decides he wants to use your mic during his featured rap. You cringe as he practically eats the microphone. You can barely watch as he encourages audience members to scream into the mic. Afterwards he returns your mic, still operational but considerably wetter and unhygienic. Microphones are subject to an inordinate amount of abuse, especially in live music.…
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Thursday, January 12, 2012
RE/P Files: Construction Of A Live Echo Chamber
Scott Putnam & Tom Lubin
01/12/12 10:22 AM,
A live echo chamber can be a considerable asset for any recording studio, that is providing that it is a good one. That’s the problem — how do you construct a good echo chamber? When someone builds a chamber, they hope it will turn out great and pray it won’t turn out absolutely dreadful and good for nothing but storing echo plates. The truth is there are a number of complex variables which will make each chamber unique. These factors…
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Tuesday, January 10, 2012
Backstage Class: Developing The Sound Of A Rock Show
Dave Rat
01/10/12 06:27 PM,
Beauty in art revolves around the realization that there is no “correct” way for something to look, sound or feel. I believe this to be also true about the way audio is presented at a rock show. In fact, there’s a fairly wide range of possible sonic footprints which a sound engineer can offer the music to the audience while still maintaining an impressive auditory presentation. An even bigger challenge is to find a “sound and mix” that optimally compliments…
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Bringing Clarity To Loudspeaker Power Ratings & Their Relationship To Performance
Pat Brown
01/10/12 03:20 PM,
One of the most confusing subjects in audio? Loudspeaker power ratings. It’s generally accepted that a large loudspeaker power rating is a sign of quality and something to be desired. And it’s the performance metric that probably has the greatest influence on the consumer’s buying decision. But a closer look reveals that power rating is far less significant than other metrics regarding the performance of the loudspeaker. The term “power rating” requires further explanation to avoid misunderstanding. It’s tempting to…
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Monday, January 09, 2012
Understanding Winches Of All Varieties
Bill Sapsis
01/09/12 12:05 PM,
Motorized winches. Lift machines. Line shaft winches. Cable drum winches. Whatever you want to call them, they’re everywhere these days, with more coming. To ride the wave, however, a lot more understanding has to be brought on board. (Get it? Wave…board?) Winches that are designed to lift scenery, lighting or other heavy stuff is what we’re talking about. Please don’t confuse them with machines used for opening and closing curtains on traveler tracks. They are a whole different animal and…
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Thursday, January 05, 2012
A Conversation With Audio Pioneers, SynAudCon Founders Don & Carolyn Davis
Keith Clark
01/05/12 10:37 AM,
When noting the contributions of Don and Carolyn Davis to the professional audio industry, it’s hard to know where to even start. Their book, Sound System Engineering, originally published in 1973 (and since updated), remains a standard audio and systems resource. Founders of SynAudCon, Don and Carolyn established the industry’s pre-imminent and most respected (and independent) educational resource, teaching thousands the essential concepts of audio and acoustics that in turn has led to remarkable advancements in systems and sound quality…
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