Audio Round Table Search Query : 1/4λ "1/4 wavelength"

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Your search for 1/4λ, 1/4 wavelength found the following documents (of 61488 documents searched):
Displaying documents 11-20 of 87, with best matches first:

11. ArraySpeakers Forum - Acoustic impedance of arrays - Ralph, August 26, 2004 at 18:39:56: Arrays increase efficiency by adding drivers within 1/4 wavelength of each other. Does this increase acoustic impedance the way...
URL: http://audioroundtable.com/ArraySpeakers/messages/166.html

12. HighEfficiencySpeakers Forum - ?Horn Questions? - Cuppa Joe, February 08, 2007 at 23:47:12: I've read that a horn's depth should be at least 1/4 wavelength of the desired cutoff frequency, while the mouth's...
URL: http://audioroundtable.com/HighEfficiencySpeakers/messages/3386.html

13. HighEfficiencySpeakers Forum - Re: Consequences of non-optimal throat transition in mid and high...: I have found that adapters formed with straight pipe often create a 1/4λ resonance with frequency set by the length of the...
URL: http://audioroundtable.com/HighEfficiencySpeakers/messages/3478.html

14. PiSpeakers Forum - Re: sub amp - Wayne Parham, April 24, 2007 at 21:21:43: You can point them downward but it will change the acoustic/pneumatic loading on the driver slightly, so response will be...
URL: http://audioroundtable.com/PiSpeakers/messages/21312.html

15. PiSpeakers Forum - Re: Positioning and subs - Wayne Parham, January 13, 2009 at 12:35:24: I consider corner placement to be within 1/4λ through the passband. Basically within a couple feet for subs. For mains,...
URL: http://audioroundtable.com/PiSpeakers/messages/23417.html

16. PiSpeakers Forum - Re: 9π midhorn, perhaps - Wayne Parham, August 08, 2007 at 10:40:07: Yes, midhorns have to be fairly long. Their length should be at least 1/4λ of the cutoff frequency. The 9π midbass horn,...
URL: http://audioroundtable.com/PiSpeakers/messages/21613.html

17. PiSpeakers Forum - Re: Partitioning layer of insulation - Wayne Parham, March 16, 2006 at...: It's hard to say. In general, the thinner the layer, the less it does. Absorbent material is best spaced out 1/4λ from the...
URL: http://audioroundtable.com/PiSpeakers/messages/19326.html

18. Pi Speaker Forum - Re: Cornerhorns - Wayne Parham, November 06, 2001 at 22:42:03: Re: Cornerhorns The lower you crossover a subwoofer, the harder it is to localize. You still have distance as a audio clue, but...
URL: http://audioroundtable.com/PiSpeakers/messages/1736.html

19. PiSpeakers Forum - Re: 8 Pi Question ? - Wayne Parham, November 21, 2006 at 12:24:28: You can make the port in a different shape, and positon doesn't matter as long as it doesn't cause standing wave pipe...
URL: http://audioroundtable.com/PiSpeakers/messages/20555.html

20. PiSpeakers Forum - Re: 7Pi slim - Wayne Parham, August 10, 2007 at 15:00:45: Lots of changes there. I'm not sure I can give you much help other than general help. Here are a collection of thoughts,...
URL: http://audioroundtable.com/PiSpeakers/messages/21637.html

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