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Forum: DIY Speakers and Subs   10-17-2014, 01:45 PM
Replies: 13
Views: 352
Posted By splotten
There is a new Troels Gravesen 3W with a W22 on...

There is a new Troels Gravesen 3W with a W22 on his site. Unfortunately he doesent disclose the filter values as it is a "closed kit".

http://www.troelsgravesen.dk/ScanSpeak-3W-Discovery.htm
Forum: DIY Speakers and Subs   10-17-2014, 01:25 PM
Replies: 13
Views: 352
Posted By splotten
Im not sure its the exact model that procella...

Im not sure its the exact model that procella uses. I came across a picture of the woofer in P8 and the magnet looked bigger than on the retail model. You can try and model it and i think you will...
Forum: DIY Speakers and Subs   10-16-2014, 02:08 PM
Replies: 305
Views: 7,909
Posted By splotten
Maybe you could try the room simulator in REW if...

Maybe you could try the room simulator in REW if your room is rectangular. Possibly it could give you some ideas for what to try. Ported 18" subs are much lighter in REW than IRL.
Forum: DIY Speakers and Subs   10-16-2014, 01:39 PM
Replies: 305
Views: 7,909
Posted By splotten
Right. I really dont have much to offer as i have...

Right. I really dont have much to offer as i have never tried with that many subs. There is so many combinations of placement, EQ and time alignment that its simply mind boggling. Are there no multi...
Forum: DIY Speakers and Subs   10-16-2014, 12:51 PM
Replies: 305
Views: 7,909
Posted By splotten
Do you have sweeps of each individual sub? I'm...

Do you have sweeps of each individual sub? I'm betting its a nightmare figuring out whats going on with that many subs going all at once.
Forum: DIY Speakers and Subs   10-16-2014, 06:33 AM
Replies: 62
Views: 1,207
Posted By splotten
What is the benefit of EQing the smaller box in...

What is the benefit of EQing the smaller box in this situation? The model of the sealed box is already at Xmax so the only thing you can do is EQ the upper bass down. Also the sealed box will not get...
Forum: DIY Speakers and Subs   10-16-2014, 01:00 AM
Replies: 62
Views: 1,207
Posted By splotten
That was not what i meant. For the amplifier to...

That was not what i meant. For the amplifier to produce full power it needs to receive a full signal. If you configured you system within reason then that is not very likely to happen unless you turn...
Forum: DIY Speakers and Subs   10-16-2014, 12:29 AM
Replies: 62
Views: 1,207
Posted By splotten
I dont think that is entirely true. Try and think...

I dont think that is entirely true. Try and think of it this way. If the speaker still gets full power/voltage no matter what filtering you use then how can a high pass filter possibly protect the...
Forum: DIY Speakers and Subs   10-15-2014, 11:31 PM
Replies: 62
Views: 1,207
Posted By splotten
You didn't do anything wrong, as far as i can...

You didn't do anything wrong, as far as i can see. I get the same thing. As LTD said you can boost some and recover the 3db you loose at the high pass filter frequency. ( The BW, n=2 high pass filter...
Forum: DIY Speakers and Subs   10-15-2014, 12:07 PM
Replies: 798
Views: 27,337
Posted By splotten
Yeah. Just press play. No need to reinvent the...

Yeah. Just press play. No need to reinvent the wheel :-)
Forum: DIY Speakers and Subs   10-15-2014, 12:02 PM
Replies: 798
Views: 27,337
Posted By splotten
Im not familiar with mediabrowser 3 but i have...

Im not familiar with mediabrowser 3 but i have tried and failed setting up MadVR in other players that was supposedly compatible. That, to me, is one of the cool things about Jriver, MadVR worked...
Forum: DIY Speakers and Subs   10-15-2014, 11:49 AM
Replies: 798
Views: 27,337
Posted By splotten
I disagree about Jriver. IMO it is an easy way to...

I disagree about Jriver. IMO it is an easy way to achieve -outstanding- video PQ with MadVR built right in. Just enable it, set a few easy (IMO) settings and make sure your PC has the horse power to...
Forum: DIY Speakers and Subs   10-12-2014, 06:13 PM
Replies: 26
Views: 983
Posted By splotten
I dont have any special recommendations, but id...

I dont have any special recommendations, but id say that you should be able to squeeze a 15" in there if you can spare a few more inches on the hight. I believe a Dayton RSS390HO-4 should fit in...
Forum: DIY Speakers and Subs   10-12-2014, 04:22 PM
Replies: 1,050
Views: 60,822
Posted By splotten
Maybe its from speakerplans. Behringer: ...

Maybe its from speakerplans.

Behringer:
1.37kW into 8 Ohms, 2.05kW into 4 Ohms for full-range or mid-top duty
1.16kW into 8 Ohms, 1.80kW into 4 Ohms for Bass duty
...
Forum: DIY Speakers and Subs   10-10-2014, 10:09 PM
Replies: 23
Views: 736
Posted By splotten
In a while, this thread will be renamed, "what...

In a while, this thread will be renamed, "what happened to LTD02". ;-)
Forum: DIY Speakers and Subs   10-09-2014, 11:41 PM
Replies: 1,050
Views: 60,822
Posted By splotten
To be honest, i have a hard time believing the...

To be honest, i have a hard time believing the qsc to be -that- bad. Im betting you could solve the problems with the qsc by going over the wiring and and the settings (dip-switches / manual in hand...
Forum: DIY Speakers and Subs   10-07-2014, 01:58 PM
Replies: 1,050
Views: 60,822
Posted By splotten
In Jeff Bagbys "woofer box and circuit...

In Jeff Bagbys "woofer box and circuit designer".xls you can create different filters. The filter settings you create can be saved by pressing "Save electrical filter to FRD". Then that filter can be...
Forum: DIY Speakers and Subs   10-07-2014, 01:34 PM
Replies: 1,050
Views: 60,822
Posted By splotten
Not sure what you mean by "target", but two 6.5"...

Not sure what you mean by "target", but two 6.5" crossed at 80 Hz can be pretty darned loud. I dont know that particular speaker but here is a couple of Seas woofers with a 80 Hz high pass in a...
Forum: DIY Speakers and Subs   10-06-2014, 01:21 PM
Replies: 72
Views: 2,645
Posted By splotten
Maybe i didn't write it too well, but you are not...

Maybe i didn't write it too well, but you are not focusing on the important bit. The important bit was getting the sub to play nice in the upper end before attempting to cross over and integrating....
Forum: DIY Speakers and Subs   10-06-2014, 08:14 AM
Replies: 72
Views: 2,645
Posted By splotten
IMO. Trouble is they are often not EQed the same....

IMO. Trouble is they are often not EQed the same. Especially in the crossover region. To sound "the same" two subs should be EQed "the same" well past the cross over point before even attempting...
Forum: DIY Speakers and Subs   10-05-2014, 11:22 AM
Replies: 798
Views: 27,337
Posted By splotten
The LFE (.1) track goes to the subwoofer no...

The LFE (.1) track goes to the subwoofer no matter if the mains are set big or small, unless you have an unusual setup or unless you dont have a subwoofer.
The bass from the center is played in the...
Forum: DIY Speakers and Subs   10-05-2014, 09:39 AM
Replies: 798
Views: 27,337
Posted By splotten
Just a heads up for those running the center...

Just a heads up for those running the center speaker full range. This particular effect is located in both the center channel and the LFE channel. There is nothing in the other channels.

Center...
Forum: DIY Speakers and Subs   10-04-2014, 08:22 AM
Replies: 22
Views: 590
Posted By splotten
I dont think you graph is so surprising. From...

I dont think you graph is so surprising. From what i can see in the Martysub FAQ the marty cube is supposed to be 4.75 cu ft, 20Hz. You say 5 cu ft, 20 Hz and I calculate a little higher tuning than...
Forum: DIY Speakers and Subs   10-01-2014, 02:45 AM
Replies: 109
Views: 5,101
Posted By splotten
http://www.avsforum.com/forum/attachment.php?attac...

http://www.avsforum.com/forum/attachment.php?attachmentid=278161&stc=1&d=1411595608


OK. Let me try once more. I simply dont get these numbers. Does this chart show that the woofer was measured...
Forum: DIY Speakers and Subs   10-01-2014, 01:55 AM
Replies: 109
Views: 5,101
Posted By splotten
The UXL actually "only" does ~113db, that is...

The UXL actually "only" does ~113db, that is quite a difference, but I see what you mean. Those are crazy numbers.

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