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Forum: Audio theory, Setup and Chat   12-21-2009, 06:29 AM
Replies: 20
Views: 1,820
Posted By krasmuzik
Quote:Originally Posted by Dennis Erskine...

Quote:Originally Posted by Dennis Erskine http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/17758306)

...and, there's always the research conducted by the Navy...
Forum: Dedicated Theater Design & Construction   08-04-2009, 05:28 AM
Replies: 12
Views: 2,543
Posted By krasmuzik
Modal issues in the bottom octaves are best...

Modal issues in the bottom octaves are best dealt with subwoofer(s) and seat positioning. Then if you still have problems dial in with a parametric equalizer.

I would think you are far enough...
Forum: Dedicated Theater Design & Construction   07-29-2009, 05:27 AM
Replies: 11
Views: 1,814
Posted By krasmuzik
Quote:Originally Posted by Dennis Erskine...

Quote:Originally Posted by Dennis Erskine http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/16906298)

The fan noise is bothering her? When is a fan louder than...
Forum: Dedicated Theater Design & Construction   07-20-2009, 05:46 PM
Replies: 10,464
Views: 1,343,186
Posted By krasmuzik
You could threaten to use her sewing machine and...

You could threaten to use her sewing machine and make a case wrap yourself - that will get her motivated to do it soon as she sees you start threading the bobbin - cause you will be doing it all...
Forum: Dedicated Theater Design & Construction   07-20-2009, 05:50 AM
Replies: 10,464
Views: 1,343,186
Posted By krasmuzik
tleavit there is no way those LCRs are...

tleavit

there is no way those LCRs are capable of 20Hz and even if they play at 80Hz it is probably with more distortion/compression than your sub. Set them to small or whatever your receivers...
Forum: Display Calibration   07-15-2009, 06:10 AM
Replies: 11
Views: 3,557
Posted By krasmuzik
Try an audio analogy - do you understand the...

Try an audio analogy - do you understand the difference between a dBA filter, an RTA 3rd octave filter set, and an FFT?
Forum: Display Calibration   07-14-2009, 06:36 PM
Replies: 11
Views: 3,557
Posted By krasmuzik
At it's heart it is a colorimeter in principle...

At it's heart it is a colorimeter in principle much like the Spyder - calibrating multiple filter differences to come up with the weighted passbands used to form the CIE integration curves. The...
Forum: Audio theory, Setup and Chat   06-26-2009, 05:56 AM
Replies: 46
Views: 3,546
Posted By krasmuzik
Yes removing treatments might pick up a few dB...

Yes removing treatments might pick up a few dB doubling sound power, BUT this also means he can't hear his speakers over the live room! Do you trust speaker companies that add that few dB to their...
Forum: Audio theory, Setup and Chat   06-25-2009, 05:26 PM
Replies: 46
Views: 3,546
Posted By krasmuzik
That dang ft vs. m screwup is what killed the...

That dang ft vs. m screwup is what killed the mars probe too - and coffee not kicking in yet before off to work

But that mistake does not change the reality - the speaker/amp system cannot handle...
Forum: Audio theory, Setup and Chat   06-25-2009, 05:38 AM
Replies: 46
Views: 3,546
Posted By krasmuzik
Quote:Originally Posted by Drew Eckhardt...

Quote:Originally Posted by Drew Eckhardt http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/16715939)

Depends on the volume setting.

You shouldn't loose over...
Forum: Audio theory, Setup and Chat   06-25-2009, 05:25 AM
Replies: 46
Views: 3,546
Posted By krasmuzik
Quote:Originally Posted by Jonomega...

Quote:Originally Posted by Jonomega http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/16715134)

OK, I sort of see your point, I figured it was a transient...
Forum: Audio theory, Setup and Chat   06-23-2009, 05:26 AM
Replies: 46
Views: 3,546
Posted By krasmuzik
The woofers are distorting/compressing - not the...

The woofers are distorting/compressing - not the tweeters. Woofer distortion is high frequency - distortion occurs after the crossover.

A grand piano can drown out an entire string section which...
Forum: Audio theory, Setup and Chat   06-22-2009, 05:53 PM
Replies: 46
Views: 3,546
Posted By krasmuzik
Piano is a very dynamic instrument - it is your...

Piano is a very dynamic instrument - it is your AVR bringing your speakers to its knees with compression and distortion

According to this your speaks are 3.5ohm min & 6ohm nominal and...
Forum: Audio theory, Setup and Chat   06-22-2009, 05:36 PM
Replies: 19
Views: 2,230
Posted By krasmuzik
And Harman is happy to sell them to you!

And Harman is happy to sell them to you!
Forum: Dedicated Theater Design & Construction   06-21-2009, 07:01 AM
Replies: 44
Views: 3,863
Posted By krasmuzik
A pEQ allows one to choose the center frequency,...

A pEQ allows one to choose the center frequency, gain and bandwith as opposed to a partial octave equalizer where this is fixed. Behringer puts out some cheap ones if your AVR is lacking. In the HAA...
Forum: Audio theory, Setup and Chat   06-21-2009, 06:14 AM
Replies: 19
Views: 2,230
Posted By krasmuzik
To kill off length/width modes you want to do...

To kill off length/width modes you want to do four at each midpoint, this virtually places them at the 1/4 corner into the room. Check my other recent posts for a plot of what that looks like.
...
Forum: Audio theory, Setup and Chat   06-20-2009, 06:27 AM
Replies: 19
Views: 2,230
Posted By krasmuzik
I don't plot multiple seat frequency response...

I don't plot multiple seat frequency response details it gets too confusing - but the rainbows in the middle give you an idea. I did a center seat last nite and thought I had updated the chart. The...
Forum: Dedicated Theater Design & Construction   06-20-2009, 06:11 AM
Replies: 44
Views: 3,863
Posted By krasmuzik
Quote:Originally Posted by edfowler...

Quote:Originally Posted by edfowler http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/16686534)

interesting.

Glad I'm going to build four boxes to test with.
...
Forum: Audio theory, Setup and Chat   06-19-2009, 05:50 PM
Replies: 19
Views: 2,230
Posted By krasmuzik
Quote: Originally Posted by Moggie...

Quote:
Originally Posted by Moggie http://images.avsforum.com/avs-/img/forum/go_quote.gif (http://www.avsforum.com/forum/showthread.php?s=92bb0f93b1d3bb37df463b2c6be87a44&p=16683774#post16683774)...
Forum: Dedicated Theater Design & Construction   06-19-2009, 05:25 PM
Replies: 44
Views: 3,863
Posted By krasmuzik
Size difference not as clear cut, but same...

Size difference not as clear cut, but same general behavior.

I forgot to mention the prior example was with triple stack of subs at each midpoint wiping out any height modes. You can accomplish...
Forum: Dedicated Theater Design & Construction   06-19-2009, 05:26 AM
Replies: 44
Views: 3,863
Posted By krasmuzik
Quote: Originally Posted by Dennis Erskine...

Quote:
Originally Posted by Dennis Erskine http://images.avsforum.com/avs-/img/forum/go_quote.gif...
Forum: Area Home Theater Meets   06-16-2009, 04:31 PM
Replies: 5,172
Views: 169,633
Posted By krasmuzik
Greg 6-9mo is more realistic, it has been...

Greg

6-9mo is more realistic, it has been two months since my offer and the bank still has not ordered the appraisers to verify the numbers to begin negotiations. At this rate the bank will...
Forum: Area Home Theater Meets   05-11-2009, 05:43 AM
Replies: 5,172
Views: 169,633
Posted By krasmuzik
I sure miss the Cinetopia.....went yesterday...

I sure miss the Cinetopia.....went yesterday because I ran into town running errands and saw the local regal had it running every half hour. Already the second day of release and the film was...
Forum: Area Home Theater Meets   05-06-2009, 06:54 PM
Replies: 5,172
Views: 169,633
Posted By krasmuzik
Quote:Originally Posted by DaGamePimp...

Quote:Originally Posted by DaGamePimp http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/16412387)

Nice ! Me want dem TOWERS...
Forum: Dedicated Theater Design & Construction   04-26-2009, 06:32 AM
Replies: 6
Views: 1,395
Posted By krasmuzik
Quote:Originally Posted by Terry Montlick...

Quote:Originally Posted by Terry Montlick http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/forum/post/16344169)

Technically, it is naturally fire retardant because of the...
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