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88 Search Results Found |
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Forum: Measurement «»
Posted on: Fri, 29 July 2011 01:46 «»
By: Wayne Parham
Re: The Acoustic Center: How it applies to Loudspeaker Measurements
…what you might expect. The reason is the acoustic center is rarely at the face of the speaker.
There are lots of things that affect the acoustic center. Some of those include radiating area, total frontal area, cabinet shape/configuration and in the …
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Forum: Measurement «»
Posted on: Wed, 27 July 2011 10:44 «»
By: Wayne Parham
The Acoustic Center: How it applies to Loudspeaker Measurements
…ener, because of the speed of sound. So the acoustic center is important for that reason too.
Here are some links with more information on the subject:
A note on the concept of acoustic center, by Jacobsen, Figueroa and Rasmussen
Sound system …
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Forum: Speaker «»
Posted on: Mon, 31 October 2005 18:05 «»
By: John MacBain
DSP technology used to function in MIMO audio and vertically arrayed loudspeaker systems (second dra
…the individual components that make up the acoustical array, we should then be able to create large near field sweet spots design able over large audience areas, but stay off those floors and ceilings, but what about that nagging back wall that keeps …
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Forum: Speaker «»
Posted on: Fri, 06 August 2004 16:46 «»
By: Jim Griffin
Driver Center to Center Spacing for Line Arrays
… spacing. References to important JBL and L-acoustics papers are also available on the web as I discuss below:Driver to Driver Spacing in Line Arrays The driver to driver spacing concerns associated with line arrays composed of cone and dome drivers are …
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Forum: Speaker «»
Posted on: Sat, 29 October 2005 12:49 «»
By: John MacBain
Advice on choosing best dsp to be programable for use with acoustical arrays
…in the geometry of there counterpart acoustical arrays. Take a moment and look at the physical nature of a hypothetical audio system and the frequency ranges involved in the wave field its able ness to produce desirable wave forms in relationships to its …
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Forum: Speaker «»
Posted on: Mon, 03 September 2018 13:31 «»
By: Wayne Parham
Re: Horn mouth vs. front baffle or "speaker cone"
…you say "fore and aft" is the acoustic center. It's the position of the sound source - The point in space where sound originates.
This is most important when phasing with other sound sources for proper summing. It's also relevant when …
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Forum: Pi Speakers «»
Posted on: Sun, 10 February 2013 12:06 «»
By: Wayne Parham
Re: Downfiring flanking subs ??
…wall, the depth of the enclosure puts the acoustic center in front of the wall a couple feet. This is approximately half-way between the acoustic center of the mains and the wall. That's an important position - We want the flanking subs between the …
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Forum: Measurement «»
Posted on: Mon, 28 January 2013 13:36 «»
By: Wayne Parham
Re: Crossover optimization for DI-matched two-way speakers
…ation. There are a myriad reasons for this, acoustic loading, resistance/reactance, excursion, etc. but I suspect one of the most fundamental reasons is a long device has an acoustic center that is somewhat further back, and tends to match better with …
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Forum: Pi Speakers «»
Posted on: Sun, 11 January 2004 23:59 «»
By: Adrian Mack
Re: Crossover Document
…quency, is this correct? Can we consider the acoustic center's as well. Put the listener on axis in front of the speaker, but have the acoustic center of the tweeter 1.05" in front of the woofer's acoustic center. Assume same conditions as above example…
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Forum: Pi Speakers «»
Posted on: Thu, 20 September 2012 16:40 «»
By: rkeman
Six Pi Review
…capacitors. Upgrades include an Acoustic Elegance TD12S woofer, B&C DE250-8 compression driver, and a variety of improved crossover components. Prices for a finished 6 Pi speaker start at $2600 sans shipping and the kit is a modest $400. The midrange …
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