Acoustic Measurement-
Thursday, June 06, 2013What’s The Delay? The Effects Of Weather Conditions On Sound
Bruce Main 06/06/13 12:11 PM,Summer is here, and a good many of us are out working those “mud and dust” shows, fairs and festivals. We get to clean amplifier filters on a daily basis, put wedges into garbage bags to keep them dry, mix… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Concert • Line Array • Loudspeaker • Measurement • Processor • Signal • Sound Reinforcement -
Monday, June 03, 201380 Years On & Counting: Progress In “Getting It Right” With Speech Reinforcement
Alan Hardiman 06/03/13 02:41 PM,This past April 27 marked the 80th anniversary of a historic milestone in the history of audio. On that date in 1933, the Philadelphia Orchestra, under deputy conductor Alexander Smallens, was picked up by three microphones at the Academy of… View this post
Filed in: AV • Feature • Blog • Study Hall • AV • Digital • Line Array • Loudspeaker • Processor • Signal • Sound Reinforcement -
Tuesday, May 28, 2013Mixer Inside The Mixer: Applications Of Console Matrix Sections
Craig Leerman 05/28/13 11:24 AM,Each of us has our own distinct take on what we look for in a console. To me, the most important thing is reliability, followed by output routing capability. In the high stakes world of corporate gigs, I can’t have… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Consoles • Mixer • Processor • Sound Reinforcement -
Time Can Be On Your Side With Sound System Alignment
Tom Young 05/28/13 10:47 AM,When traveling to different time zones, we need to correct our time-keeping tools in order to align our activities to the local standard time. Very simple. Likewise in sound reinforcement systems, we often encounter multiple sources of misalignment, albeit in… View this post
Filed in: AV • Feature • Blog • Study Hall • AV • Education • Installation • Line Array • Loudspeaker • Measurement • Processor • Sound Reinforcement • Technician -
Tuesday, May 21, 2013One-Stop Shopping: Captain, What Does It Mean, This Term “Full Production”?
Teri Hogan 05/21/13 02:30 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 “turnkey service,” and it’s… View this post
Filed in: Live Sound • Production • Feature • Study Hall • Production • Audio • Business • Concert • Engineer • Sound Reinforcement • Technician -
Friday, May 17, 2013From Simple to Complex: The Wide World Of Drum Microphone Techniques
Bruce Bartlett 05/17/13 05:08 PM,A drum kit can be viewed as a single instrument. Like an orchestra, it can be captured with a pair microphones in a stereo configuration (or a single stereo mic). Or, it can be viewed as a collection of individual… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Microphone • Sound Reinforcement • Stage -
Thursday, May 16, 2013Pro Production: Understanding The Language Of The “Show”
Alan Hamilton 05/16/13 05:44 PM,When first starting out in audio, a newcomer will hear terms that may seem like a whole new language. These terms are very common to hear in arenas, union halls, theatres, and similar venues. While not so common in clubs,… View this post
Filed in: Production • Feature • Blog • Study Hall • Production • Audio • Lighting • Rigging • Staging • Video • Analog • Business • Concert • Education • Interconnect • Loudspeaker • Mixer • Signal • Sound Reinforcement • System -
The Single-Mic Technique: An “Old-Fashioned” Approach That’s Surprisingly Effective
Bruce Bartlett 05/16/13 04:08 PM,What goes around comes around. From the 1920s through the 1940s, PA systems for music often used only a single microphone. Band members would gather closely around this mic, balancing their sound by moving toward or away from the mic.… View this post
Filed in: Church Sound • Feature • Blog • Study Hall • Microphone • Mixer • Processor • Sound Reinforcement • Stage -
Tuesday, May 14, 2013The Bigger Picture On The Equalization Of Loudspeakers
Pat Brown 05/14/13 04:06 PM,The procedure often followed for equalizing a loudspeaker is to place the measurement microphone on-axis and adjust for the flattest frequency response. This often involves boosting some filters when the axial response over a range of frequencies is lower than… View this post
Filed in: AV • Feature • Blog • Study Hall • AV • Loudspeaker • Measurement • Processor • Sound Reinforcement -
Tuesday, May 07, 2013A Great Mix? Sometimes It Depends On Who You Ask…
Dave Rat 05/07/13 05:31 PM,Mixing sound in the live realm is not rocket science. In fact, it’s probably closer to voodoo. A studio engineer creates a masterpiece that will (hopefully) live forever in permanent hard copy existence. But the very nature of a live… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Concert • Engineer • Mixer • Signal • Sound Reinforcement • System -
Tools of the Trade: How Boundaries Affect Loudspeakers
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… View this post
Filed in: AV • Feature • Blog • Study Hall • AV • Line Array • Loudspeaker • Measurement • Signal • Sound Reinforcement • Subwoofer -
Thursday, May 02, 2013Slick & Seamless: Developing A Live Digital Recording System
Todd Hartmann 05/02/13 03:51 PM,Choosing an audio console can be likened to a guitarist choosing an ax – it’s the pallet with which one creates. Some engineers have built their mixing techniques around plug-ins while others rely on complex channel grouping or outboard gear.… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Consoles • Digital • Digital Audio Workstations • Ethernet • Interconnect • Networking • Processor • Software -
Wednesday, May 01, 2013Defying Gravity…Safely: Approaches And Best Practices In Flying Loudspeakers
Craig Leerman 05/01/13 04:36 PM,Some in audio think that the term “rigging” only applies when loudspeakers are flown, but it also pertains to lesser endeavors such as placing a single loudspeaker on a tripod stand. The bottom line is that for any piece of… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Installation • Interconnect • Line Array • Loudspeaker • Sound Reinforcement -
Monday, April 29, 2013Happy Time In Monitorland? Getting Your Stage Together
Teri Hogan 04/29/13 03:51 PM,A concert sound system is, in reality, two completely separate sound systems, joined at the hip by a split snake. Each system requires a skilled engineer, but the skill-sets between the two differ vastly. The thing that baffles me is… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Concert • Engineer • Monitoring • Sound Reinforcement • Stage • Technician -
Wednesday, February 20, 2013Monitor Wedge Tips: Tools Of The Trade To Have A Successful Show
Mark Frink 02/20/13 06:41 PM,Touring as a monitor engineer has taught me many tricks over the years. Here are some of my favorite pieces of advice for those who may be just starting out… Audio Logs Like Groundhog Day (or a symphony pops tour),… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Production • Audio • Engineer • Loudspeaker • Monitoring • Stage -
Monday, February 11, 2013Preventing “Hollow” Sound Through Microphone Techniques
Bruce Bartlett 02/11/13 03:06 PM,Suppose you’re reinforcing a singer/guitarist in mono, with one microphone on the singer and another mic on the acoustic guitar. The vocal sounds funny - sort of hollow or filtered. What’s happening? Both microphones are picking up the singer, with… View this post
Filed in: Church Sound • Feature • Blog • Study Hall • Production • Audio • Analog • Education • Engineer • Microphone • Signal • Sound Reinforcement • System -
Friday, January 25, 2013The “Power Alley” - Discussion & Solutions To The Troubling Interaction Of Subwoofers
Joe Brusi 01/25/13 09:22 AM,Subwoofer cancellation is not an unusual occurence, particularly for open-air applications. Performance is not good in some audience areas. Sometimes a specific model of sub gets the blame. The underlining problem is that of the interaction between subwoofer stacks located… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Measurement • Sound Reinforcement • Subwoofer -
Tuesday, January 15, 2013Chainsaws & Scalpels: What’s Really Going On With That Equalizer?
Ken DeLoria 01/15/13 01:29 PM,In the beginning there were volume knobs, and that was good. Then came bass and treble controls, and that was better still. But more was wanted, so more was created and thus the equalizer was born. Over time, equalizers have… View this post
Filed in: Live Sound • Feature • Blog • Study Hall • Analog • Digital • Loudspeaker • Measurement • Processor • Signal • Software • Sound Reinforcement -
Tuesday, January 08, 2013The Basics Of Audio System Gain Structure
Chuck McGregor 01/08/13 04:02 PM,Although this is not a rigorous treatment of the subject, the following are general guidelines that may be helpful in setting the gain structure for an audio system and making final adjustments to it for best results. A Basic Procedure… View this post
Filed in: AV • Feature • Blog • Poll • Study Hall • Amplifier • AV • Loudspeaker • Mixer • Processor • Signal • Sound Reinforcement • System -
Monday, December 10, 2012Understanding Target Sound Pressure Level And Required Amplifier Size
Charlie Hughes 12/10/12 08:07 PM,In a previous article (“Loudspeaker Sensitivity”), I examined the topic of loudspeaker sensitivity and how it may or may not relate to the overall sound pressure level (SPL) produced by a loudspeaker. One of the conclusions of that article is… View this post
Filed in: AV • Feature • Blog • Study Hall • Amplifier • AV • Loudspeaker • Measurement • Power • Signal • Sound Reinforcement
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