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Search: Keyword(s): ; Posts Made By: michael hurd
Forum: DIY Speakers and Subs   04-14-2016, 07:22 AM
Replies: 4
Views: 116
Posted By michael hurd
If you want a real upgrade, Mark Seaton ( Seaton...

If you want a real upgrade, Mark Seaton ( Seaton Sound ) used to sell an amplifier and driver package for the MFW 15.

If I am not mistaken the drive unit used was provided by Acoustic Elegance to...
Forum: DIY Speakers and Subs   04-11-2016, 09:08 PM
Replies: 9
Views: 335
Posted By michael hurd
There was also a few custom drivers made with 12...

There was also a few custom drivers made with 12 and at least one with a 10" cone and beefy 4" coil LMS motor. IIRC the story, it was made for underwater applications in a pool.
Forum: Ultra Hi-End HT Gear ($20,000+)   04-11-2016, 11:43 AM
Replies: 77
Views: 9,274
Posted By michael hurd
Yes you can easily spend a lot of money...

Yes you can easily spend a lot of money foolishly, but you need nothing more exotic than a few clamps, a decent circular saw with a long straight edge, a plunge router with a straight bit, perhaps a...
Forum: Ultra Hi-End HT Gear ($20,000+)   04-11-2016, 09:37 AM
Replies: 77
Views: 9,274
Posted By michael hurd
True, you can't buy time, and it takes time,...

True, you can't buy time, and it takes time, money and effort to delve deeply into the world of audio.

If you can put together a simple flat pack, solder components together, there are competent...
Forum: Ultra Hi-End HT Gear ($20,000+)   04-10-2016, 10:27 PM
Replies: 77
Views: 9,274
Posted By michael hurd
Community vetted design or 'design' by community...

Community vetted design or 'design' by community does not work. There are many people with personal views that do not understand all the science and compromise that is required to design a...
Forum: DIY Speakers and Subs   04-03-2016, 03:12 PM
Replies: 6
Views: 254
Posted By michael hurd
Solen, Creative Sound Solutions, Funk Audio,...

Solen, Creative Sound Solutions, Funk Audio, Q-Components.
Forum: DIY Speakers and Subs   03-26-2016, 02:53 AM
Replies: 49
Views: 1,247
Posted By michael hurd
I second the recommendation of the BMS 4550,...

I second the recommendation of the BMS 4550, depending on your desired output level.
Forum: DIY Speakers and Subs   03-26-2016, 02:50 AM
Replies: 49
Views: 1,247
Posted By michael hurd
SPL is intrinsically tied to radiating area and...

SPL is intrinsically tied to radiating area and excursion. While it is possible for newer motor designs with shorting rings to lower some forms of distortion, the fact is a moving diaphragm fed...
Forum: DIY Speakers and Subs   03-25-2016, 06:16 PM
Replies: 32
Views: 712
Posted By michael hurd
http://www.avsforum.com/forum/155-diy-speakers-sub...

http://www.avsforum.com/forum/155-diy-speakers-subs/1471303-lab-gruppen-fp14000-gets-spanked-plate-amp.html
Forum: DIY Speakers and Subs   03-25-2016, 03:02 PM
Replies: 32
Views: 712
Posted By michael hurd
Don't get me wrong as an iNuke hater, they have...

Don't get me wrong as an iNuke hater, they have their place.

More notes on the iNuke line:
...
Forum: DIY Speakers and Subs   03-25-2016, 02:36 PM
Replies: 32
Views: 712
Posted By michael hurd
If you want to be argumentative, there are...

If you want to be argumentative, there are countless political forums where you can do so as you desire.

I gave you a link to a test of the iNuke 12000 DSP, notnyt tested the iNuke 1000 DSP, the...
Forum: DIY Speakers and Subs   03-25-2016, 12:47 PM
Replies: 32
Views: 712
Posted By michael hurd
Shipping a rack mount amplifier with a passive...

Shipping a rack mount amplifier with a passive module allows the installer / end user to mount the amplifier in a rack, and/or in a separate equipment room.

They aren't concerned with what Johnny...
Forum: DIY Speakers and Subs   03-25-2016, 12:35 PM
Replies: 32
Views: 712
Posted By michael hurd
That should get you started.

That should get you started.
Forum: DIY Speakers and Subs   03-25-2016, 11:36 AM
Replies: 32
Views: 712
Posted By michael hurd
With that being said, I would suggest a modest...

With that being said, I would suggest a modest investment in measurement equipment, and learning RoomEQ wizard, or purchasing another measurement suite software or hardware / software bundle.

I...
Forum: DIY Speakers and Subs   03-25-2016, 11:28 AM
Replies: 32
Views: 712
Posted By michael hurd
I think you need to step back and take a breath,...

I think you need to step back and take a breath, and do a bit more research.

iNukes are pretty decent amplifiers, but there are caveats. Speakerpower amps are the real deal, and only slightly...
Forum: DIY Speakers and Subs   10-22-2015, 02:39 PM
Replies: 280
Views: 14,363
Posted By michael hurd
Neodymium has many advantages, as do ferrite...

Neodymium has many advantages, as do ferrite motors in some applications.

Having a large thermal mass will allow the coil to handle larger amounts of power for longer periods, as it will take...
Forum: DIY Speakers and Subs   10-05-2015, 06:16 PM
Replies: 21
Views: 539
Posted By michael hurd
Is the motor magnetized? Apply something...

Is the motor magnetized?

Apply something ferrous to the side of the magnet or the backplate. If it does not stick at all, then yes, you have a magnet that somehow did not get charged.

I still...
Forum: DIY Speakers and Subs   10-05-2015, 04:23 PM
Replies: 21
Views: 539
Posted By michael hurd
I would also check to make sure that the coils...

I would also check to make sure that the coils are wired correctly. I have one subwoofer driver that the terminal polarity is backwards to the markings ( on only one of two coils! ), and if I hadn't...
Forum: DIY Speakers and Subs   10-05-2015, 04:15 PM
Replies: 21
Views: 539
Posted By michael hurd
I would try another RCA-XLR cable to rule that...

I would try another RCA-XLR cable to rule that out, perhaps of a different brand. If both ends unscrew, I would check the connections and take a picture to post on here.

Check the input level on...
Forum: DIY Speakers and Subs   10-05-2015, 03:53 PM
Replies: 21
Views: 539
Posted By michael hurd
Without more information it could be anything...

Without more information it could be anything from the output on the AVR ( I assume you have some sort of AV Receiver in the chain, to the cable connection to the amplifier.

Are you going from...
Forum: Area Home Theater Meets   07-31-2015, 02:06 PM
Replies: 213
Views: 4,862
Posted By michael hurd
Unfortunately, I can't make it this year. :(

Unfortunately, I can't make it this year. :(
Forum: DIY Speakers and Subs   07-29-2015, 07:27 PM
Replies: 17
Views: 294
Posted By michael hurd
You could do that, or use threaded rod to hold...

You could do that, or use threaded rod to hold the endcaps to each other, clamping the tube.
Forum: DIY Speakers and Subs   07-29-2015, 07:10 PM
Replies: 17
Views: 294
Posted By michael hurd
Ratchet straps will hold the sub together. On one...

Ratchet straps will hold the sub together. On one end you might use a board with a hole larger than the port and a few notches for the strap to sit in. On the other, you might use a few spacer blocks...
Forum: DIY Speakers and Subs   07-20-2015, 03:47 PM
Replies: 49
Views: 914
Posted By michael hurd
Just remember, speakers never get jealous of...

Just remember, speakers never get jealous of other speakers. ;)

I have to echo what's been said here already. It takes an incredible amount of reading / designing / measuring of post build to...
Forum: DIY Speakers and Subs   07-10-2015, 05:43 PM
Replies: 38
Views: 998
Posted By michael hurd
http://www.avsforum.com/forum/155-diy-speakers-sub...

http://www.avsforum.com/forum/155-diy-speakers-subs/1516234-8x-18-lms-5400-ultras-sealed-27-cube-15hz-ported-build.html

notnyt (http://www.avsforum.com/forum/members/8064968-notnyt.html) went with...
Showing results 1 to 25 of 997

 
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