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Forum: Subwoofers, Bass, and Transducers   03-10-2017, 11:34 AM
Replies: 30
Views: 456
Posted By Evolvo
Mine are equidistant as well. Does your AVR...

Mine are equidistant as well. Does your AVR provide you with separate calibration for each sub out.
Forum: Subwoofers, Bass, and Transducers   03-10-2017, 09:56 AM
Replies: 30
Views: 456
Posted By Evolvo
Your graph looks pretty much like mine. I showed...

Your graph looks pretty much like mine. I showed pretty much the same thing above. Me running the MBM's in phase with the V and out of phase with flatter FR but low DB's. It actually eq's better...
Forum: Subwoofers, Bass, and Transducers   03-10-2017, 08:02 AM
Replies: 30
Views: 456
Posted By Evolvo
What do you consider to be too Destructive. How...

What do you consider to be too Destructive. How many db's higher are you at 50 to 80 than everywhere else? Do you maybe have your graph?

Also, how many Db's hot do most people run their subs and...
Forum: Subwoofers, Bass, and Transducers   03-10-2017, 07:56 AM
Replies: 30
Views: 456
Posted By Evolvo
I use my laptop for measurements and it's not...

I use my laptop for measurements and it's not connected to internet so could do the screen grab. However I did not know of the 5db step for the graph. That's good to konw there is a standard for...
Forum: Subwoofers, Bass, and Transducers   03-10-2017, 07:54 AM
Replies: 30
Views: 456
Posted By Evolvo
I think it has been 2 months. It could be longer...

I think it has been 2 months. It could be longer I don't think so though. I recently added 2 MBM's and new speaker wire and put subs front subs on separate channels, all in an effort to increase...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 09:22 PM
Replies: 30
Views: 456
Posted By Evolvo
I just finished equing. I didn't do any time...

I just finished equing. I didn't do any time alignment or impulse measurements though.
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 08:43 PM
Replies: 30
Views: 456
Posted By Evolvo
Here is the culprit. The hours upon hours I must...

Here is the culprit. The hours upon hours I must have wasted away trying to eq this system. I should have known something was wrong because when I was doing time delay testing I could not get the...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 08:35 PM
Replies: 30
Views: 456
Posted By Evolvo
Ok so this was not all for nothing. I actually...

Ok so this was not all for nothing. I actually have some valid questions about phase. In the below graph I show 2 responses. The reading with the V at 60 hz is with the 2 MBM's in the back of the...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 08:07 PM
Replies: 30
Views: 456
Posted By Evolvo
Ahhhh, It turned out to be a polarity issue. Now...

Ahhhh, It turned out to be a polarity issue. Now I feel like a dumb azz. Sorry for wasting everyones valuable brain power. I switched the polarity on one of the subs and instantly I got a 6db boost...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 03:13 PM
Replies: 30
Views: 456
Posted By Evolvo
Interesting so I don't have to necessarily have...

Interesting so I don't have to necessarily have to be tethered to the same distance even though both subs are equidistant apart.
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 03:11 PM
Replies: 30
Views: 456
Posted By Evolvo
I have not done this. I try try to time align...

I have not done this. I try try to time align them in REW but don't remember the results. Don't think it fixed it.

Can you explain what you mean by "Close type phase match" and how do I do it. ...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 02:00 PM
Replies: 30
Views: 456
Posted By Evolvo
I'm measuring using a mini dsp mic with...

I'm measuring using a mini dsp mic with calibration correction file on REW. You know it's funny because once by mistake I changed the response time on one of the front subs by 2ms but not the other...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 12:02 PM
Replies: 30
Views: 456
Posted By Evolvo
I'm pretty certain polarity is correct but I will...

I'm pretty certain polarity is correct but I will check and see. I'll change it on my mini dsp and see if that changes anything. Is it pretty much always the case that 2 subs should be smoother than...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 11:59 AM
Replies: 30
Views: 456
Posted By Evolvo
It actually sounds quite fantastic. The MLP is...

It actually sounds quite fantastic. The MLP is awesome other spots suffer a bit. I'd like to use the second one to maybe be more authoritative in the sub 20 sub 10 region if possible though. Do you...
Forum: Subwoofers, Bass, and Transducers   03-09-2017, 11:41 AM
Replies: 30
Views: 456
Posted By Evolvo
1 Sub Works Better than 2?

So I have room that is 16x11 of which I use to have 3 18" sealed subs 2 Stereo Integrity DS4's and 1 Um-18 and 2 ported MBM with 12" Dayton's behind the seat. I watch movies on the long wall. I had...
Forum: Subwoofers, Bass, and Transducers   01-15-2017, 12:04 PM
Replies: 2,324
Views: 56,845
Posted By Evolvo
I'm in the process of building an MBM and just...

I'm in the process of building an MBM and just ordered a 12" CELESTION FTR123070C 12-Inch 350-Watt Subwoofer. But in looking at what you used it seems I could have used a Dayton Audio PA310-8 12"...
Forum: Subwoofers, Bass, and Transducers   01-14-2017, 11:45 AM
Replies: 2,324
Views: 56,845
Posted By Evolvo
I'm in the process of building an MBM and just...

I'm in the process of building an MBM and just ordered a 12" CELESTION FTR123070C 12-Inch 350-Watt Subwoofer. But in looking at what you used it seems I could have used a Dayton Audio PA310-8 12"...
Forum: DIY Speakers and Subs   01-13-2017, 09:38 PM
Replies: 48
Views: 1,639
Posted By Evolvo
Yeah I found that woofer looking at this posting...

Yeah I found that woofer looking at this posting and yes it goes behind my couch. I also have tactile transducer in seat but wanted to try the MBM still.
...
Forum: DIY Speakers and Subs   01-13-2017, 09:04 PM
Replies: 48
Views: 1,639
Posted By Evolvo
Here are my MBM specs. I built a 40x15x6.5 box...

Here are my MBM specs. I built a 40x15x6.5 box with a 5.75x3.5x11 port that tuned my JBL PB12 to 50hz. I know have the CELESTION FTR123070C 12-Inch 350-Watt Subwoofer to put in the box but didn't...
Forum: DIY Speakers and Subs   01-13-2017, 08:58 PM
Replies: 48
Views: 1,639
Posted By Evolvo
Brazle, Bruh why'd you open this thread back up. ...

Brazle, Bruh why'd you open this thread back up. I was perfectly content with my system until you had to go all MBM on me and put a bug in my head. I already convinced myself I had the greatest...
Forum: DIY Speakers and Subs   01-07-2017, 03:57 PM
Replies: 48
Views: 1,639
Posted By Evolvo
Hello, My system is running with sealed...

Hello,

My system is running with sealed still and it sounds absolutely amazing. Much better than ported in my opinion. I have 2 DS4's and have since added a UM18 that is sealed but in a maybe 2...
Forum: Speakers   11-19-2016, 12:44 PM
Replies: 2
Views: 47
Posted By Evolvo
I figured it out. You have to take a screw...

I figured it out. You have to take a screw driver and unscrew the isolator on the back then pry out the woofer from the front. It's connected via a long bar. What crazy designs they utilize for...
Forum: Speakers   11-19-2016, 10:24 AM
Replies: 2
Views: 47
Posted By Evolvo
Just noticed that there is some sort of isolator...

Just noticed that there is some sort of isolator directly on the back of the speakers perfectly aligned with the speakers that is connected to a draw bar as seen from B&W online service manuals. ...
Forum: Speakers   11-19-2016, 09:58 AM
Replies: 2
Views: 47
Posted By Evolvo
B&W Bowers Wilkins CDM 9NT Woofer Removal & Replacement Help?

Hello,

I just came across a pair of CDM 9NT and one of the woofers is not working but for the life of me I can't figure out how to get the woofer out of the cabinet as there are no visible screws....
Forum: DIY Speakers and Subs   06-14-2016, 08:31 PM
Replies: 4,056
Views: 228,493
Posted By Evolvo
You are definitely right about that. I...

You are definitely right about that.

I would say though that we are all overthinking it and that is why we are hear. Trying to find that extra hz. That extra tingle in your chest. More than...
Showing results 1 to 25 of 303

 
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