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Search: Posts Made By: derrickdj1
Forum: DIY Speakers and Subs   07-30-2015, 08:37 AM
Replies: 9
Views: 93
Posted By derrickdj1
I can see using 10 g wiring but, most HT's don't...

I can see using 10 g wiring but, most HT's don't need 30 A lines. I recently converted to 20 A circuits which appears to be plenty.
Forum: Subwoofers, Bass, and Transducers   07-30-2015, 08:30 AM
Replies: 269
Views: 16,145
Posted By derrickdj1
Getting all the seats fairly even is a bit...

Getting all the seats fairly even is a bit harder. Calibration works well for one seat unless you have a distributed bass system.
Forum: Subwoofers, Bass, and Transducers   07-30-2015, 03:36 AM
Replies: 857
Views: 94,349
Posted By derrickdj1
I agree with Archaea's three conditions but,...

I agree with Archaea's three conditions but, sealed subs advantages include great less than 15 Hz output in a smaller room. I am on concrete and get great tactile feel under and from the back/front...
Forum: Subwoofers, Bass, and Transducers   07-30-2015, 03:18 AM
Replies: 533
Views: 45,166
Posted By derrickdj1
I can demo my subs setup for distribute bass...

I can demo my subs setup for distribute bass system HT/music.

* Three dual UM 18 subs and two Vented UM 18 subs in large boxes.
* Location: Northwest Indiana
Forum: DIY Speakers and Subs   07-30-2015, 03:12 AM
Replies: 5
Views: 127
Posted By derrickdj1
Make sure you take measurements in at least three...

Make sure you take measurements in at least three locations in the room. You may just be in a bad spot. How are you determining no output under 30 Hz?
Forum: DIY Speakers and Subs   07-30-2015, 03:08 AM
Replies: 22
Views: 364
Posted By derrickdj1
The only reason to try and break in a driver is...

The only reason to try and break in a driver is that the driver has been in storage and is new and the driver has not settled into it's proper operating parameters. This will happen with regular use...
Forum: DIY Speakers and Subs   07-29-2015, 12:43 AM
Replies: 22
Views: 364
Posted By derrickdj1
I don't break the drivers in before putting them...

I don't break the drivers in before putting them in a box. I just run the system and time will break them in. I do recalibrate the system a couple of months later.
Forum: DIY Speakers and Subs   07-27-2015, 02:46 PM
Replies: 82
Views: 1,725
Posted By derrickdj1
There was a quote that with a closed box that you...

There was a quote that with a closed box that you can't EQ up in the low frequency. You can use EQ to up things if you have enough excursion and amp headroom. I have boosted my 20 Hz FR on the UM...
Forum: DIY Speakers and Subs   07-27-2015, 02:33 PM
Replies: 8
Views: 267
Posted By derrickdj1
The Bridge mode delivers more power than Ch A or...

The Bridge mode delivers more power than Ch A or Ch B on the I Nuke 3000 DSP amp. You should only use Ch A with the speakon plugged into chA and the 1/4 trs in chA. It is possible to use a Y...
Forum: DIY Speakers and Subs   07-24-2015, 12:32 AM
Replies: 581
Views: 15,466
Posted By derrickdj1
Someone going over REW would be nice. There were...

Someone going over REW would be nice. There were a few of us there that used the Omnimic and maybe some one can show a quick tutorial on that system also.
Forum: Subwoofers, Bass, and Transducers   07-23-2015, 08:39 AM
Replies: 168
Views: 6,286
Posted By derrickdj1
Well, yesterday was the first time I had trouble...

Well, yesterday was the first time I had trouble with this movie. Recently I recalibrated the system for ULF/extension. During the into of the sine wave the system shut down do to drawing to much...
Forum: Subwoofers, Bass, and Transducers   07-22-2015, 12:23 AM
Replies: 168
Views: 6,286
Posted By derrickdj1
I ran that scene yesterday at reference and...

I ran that scene yesterday at reference and neither my sealed or vented subs have and problem with the opening. Everyone seems to point to this movie as rough on subs but, the one I find most...
Forum: Subwoofers, Bass, and Transducers   07-22-2015, 12:15 AM
Replies: 15
Views: 401
Posted By derrickdj1
Because of the room, placement, calibration,...

Because of the room, placement, calibration, ect., I don't give much weight to all of the threads discussing SQ of one sub over another in this forum. Most quality subs sound pretty much the same if...
Forum: Subwoofers, Bass, and Transducers   07-22-2015, 12:04 AM
Replies: 7
Views: 202
Posted By derrickdj1
I don't use a subdue but, I have all the subs on...

I don't use a subdue but, I have all the subs on risers. The risers make the subs easier to move since they have wheels. I think the subs sound better off the floor. The decoupling and other...
Forum: Subwoofers, Bass, and Transducers   07-21-2015, 02:16 AM
Replies: 168
Views: 6,286
Posted By derrickdj1
Thumbs up We knew you was pulling our leg, lol. Enjoy!;)

We knew you was pulling our leg, lol. Enjoy!;)
Forum: Subwoofers, Bass, and Transducers   07-21-2015, 02:14 AM
Replies: 13
Views: 206
Posted By derrickdj1
The signal that the RF 62 can't handle will be...

The signal that the RF 62 can't handle will be dissapated in the passive XO network. They should work fine set to Large. As stated, just don't go crazy.
Forum: Subwoofers, Bass, and Transducers   07-18-2015, 04:59 PM
Replies: 8
Views: 187
Posted By derrickdj1
It sound like all the subs are on the front wall....

It sound like all the subs are on the front wall. If there is a null with the mains as Large, that is what the subs are for. A little manipulation of sub placement will get rid of that. You are...
Forum: Subwoofers, Bass, and Transducers   07-18-2015, 04:44 PM
Replies: 168
Views: 6,286
Posted By derrickdj1
That sub missed the whole point of the opening,...

That sub missed the whole point of the opening, lol. But, you know that, lol.
Forum: DIY Speakers and Subs   07-17-2015, 06:21 PM
Replies: 14
Views: 220
Posted By derrickdj1
It's just one of those products that you get...

It's just one of those products that you get ripped off buying. Consider DIY platforms and wheel can be added for really big speakers.
Forum: Subwoofers, Bass, and Transducers   07-17-2015, 06:14 PM
Replies: 14
Views: 231
Posted By derrickdj1
I usually leave the sub trim in the avr and the...

I usually leave the sub trim in the avr and the sub alone with music or movies. I just regulate the volume since I have enough bass with a flat FR for both. I listen to music -30 to -45 which is...
Forum: Subwoofers, Bass, and Transducers   07-17-2015, 12:29 PM
Replies: 168
Views: 6,286
Posted By derrickdj1
Add more subs to the system. :)

Add more subs to the system. :)
Forum: Subwoofers, Bass, and Transducers   07-17-2015, 06:27 AM
Replies: 15
Views: 401
Posted By derrickdj1
The room is 50 percent of the sound and unless...

The room is 50 percent of the sound and unless you have a way of blending the sub and mains, you guessing on the quality of the sound of the sub.. People are to quick trying to judge a sub as good...
Forum: Subwoofers, Bass, and Transducers   07-16-2015, 09:18 PM
Replies: 62
Views: 726
Posted By derrickdj1
Good advice Shady. He can download the REW test...

Good advice Shady. He can download the REW test tone for free and do a hand graph with and spl meter. The graph paper comes with the download.:)
Forum: Subwoofers, Bass, and Transducers   07-16-2015, 09:05 PM
Replies: 15
Views: 401
Posted By derrickdj1
Here are some old graphs of my system when not...

Here are some old graphs of my system when not calibrated right and mains set to Large. The other graph is post calibration and closer to a flat response with Omnimic. A little practice is need to...
Forum: DIY Speakers and Subs   07-16-2015, 06:58 PM
Replies: 13
Views: 478
Posted By derrickdj1
I have returned some 6 month old bass shakers to...

I have returned some 6 month old bass shakers to Parts Express. Excellent experience and no hassle. They cover the drivers for 5 years, if I recall correctly.
Showing results 1 to 25 of 2152

 
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