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Search: Keyword(s): ; Posts Made By: bossobass
Forum: Subwoofers, Bass, and Transducers   07-01-2016, 12:43 PM
Replies: 393
Views: 17,791
Posted By bossobass
To clarify: We don't buy anything from...

To clarify:

We don't buy anything from Botai, we don't sell anything from Botai. We've tested their amplifiers in the past when they first formed. They did not have the now so-called "enhanced"...
Forum: Subwoofers, Bass, and Transducers   06-30-2016, 06:29 AM
Replies: 393
Views: 17,791
Posted By bossobass
Hey, Rob... I just measured my sub. Don't bother...

Hey, Rob... I just measured my sub. Don't bother correcting me, I'll be able to explain any problems away later in a different forum. But, for now, this confirms my thorough simulation and...
Forum: Subwoofers, Bass, and Transducers   06-29-2016, 04:44 PM
Replies: 393
Views: 17,791
Posted By bossobass
Your beloved Sanway amplifier has 10 caps @...

Your beloved Sanway amplifier has 10 caps @ 200V/3,000 uF each. Hopefully, we can agree that 10*3,000 = 30,000 uF. My amplifier has 14 of the same 200V/3,000 uF caps. Hopefully, again, we can agree...
Forum: Subwoofers, Bass, and Transducers   06-29-2016, 12:39 PM
Replies: 393
Views: 17,791
Posted By bossobass
I've tried, but you never answer: ...

I've tried, but you never answer:

http://i.imgur.com/OwrXjXc.jpg

You claimed your ported subwoofer adds +15dB of output at 14 Hz because of the "data" shown in your post. Using your "data" and...
Forum: Subwoofers, Bass, and Transducers   06-29-2016, 07:51 AM
Replies: 393
Views: 17,791
Posted By bossobass
I really wish you would because there's only one...

I really wish you would because there's only one other person who has done that and I enjoy adding the data to my files. Some blocks of wood, a bit of sweat stacking the boxes in an up/down firing...
Forum: Subwoofers, Bass, and Transducers   06-29-2016, 07:45 AM
Replies: 393
Views: 17,791
Posted By bossobass
So, you've found that the VPL are perfectly...

So, you've found that the VPL are perfectly accurate numbers against actual measured voltage peaks? It's a rhetorical question. The analog circuitry doesn't limit voltage peaks to precisely the...
Forum: Subwoofers, Bass, and Transducers   06-28-2016, 09:23 AM
Replies: 393
Views: 17,791
Posted By bossobass
Yeah, how it works these days is; you don't get...

Yeah, how it works these days is; you don't get to respond, you just hit the "I'm telling on you" button.

Then, proceed to....

http://i.imgur.com/PlFqb5N.png
Forum: Subwoofers, Bass, and Transducers   06-28-2016, 09:18 AM
Replies: 393
Views: 17,791
Posted By bossobass
I designed the vertically aligned stacking method...

I designed the vertically aligned stacking method for 2 reasons:

1) To put as much firepower as possible into as small a footprint as possible.

2) To address the fact that rooms are 3...
Forum: Subwoofers, Bass, and Transducers   06-27-2016, 09:20 PM
Replies: 393
Views: 17,791
Posted By bossobass
You're a riot. Seriously though, let us know if...

You're a riot. Seriously though, let us know if you ever do plan a trip to Austria. We'd love to try to make that happen. Epic road trip. :D
Forum: Subwoofers, Bass, and Transducers   06-27-2016, 09:13 PM
Replies: 393
Views: 17,791
Posted By bossobass
Yes, you're correct. Our amplifiers are...

Yes, you're correct.

Our amplifiers are optimized for subwoofer duty and the SW output is a summed MONO signal. There are no multi-channel subwoofer plate amplifiers, for example. There's no...
Forum: Subwoofers, Bass, and Transducers   06-25-2016, 09:00 AM
Replies: 393
Views: 17,791
Posted By bossobass
The guy is extraordinary. It was really great...

The guy is extraordinary. It was really great meeting him and his friends. He DIYed all of his satellite speakers. His floor is a special app of epoxies that he also did himself. Those double doors...
Forum: DIY Speakers and Subs   06-17-2016, 02:06 PM
Replies: 31
Views: 817
Posted By bossobass
This is correct, except that there is no probably...

This is correct, except that there is no probably about it.

I'm no lumberjack, but my point has always been that the amount of power required to accurately reproduce transients in modern full...
Forum: Subwoofers, Bass, and Transducers   06-17-2016, 11:11 AM
Replies: 393
Views: 17,791
Posted By bossobass
Adam, I just received word from the Man...

Adam,

I just received word from the Man Cave in The Netherlands and wanted to shamelessly jack your thread to post a bit of it here to see if it evokes any memories of setting up your System III:...
Forum: Subwoofers, Bass, and Transducers   06-17-2016, 10:58 AM
Replies: 393
Views: 17,791
Posted By bossobass
I'm here Tuesday and Wednesday that week. Ping me...

I'm here Tuesday and Wednesday that week. Ping me and we'll nail it down. :cool:
Forum: DIY Speakers and Subs   06-17-2016, 10:51 AM
Replies: 31
Views: 817
Posted By bossobass
This^^ is my fave post in this thread. :cool: ...

This^^ is my fave post in this thread. :cool:

Yeah, I know, it's just my opinion, FWIW, etc., but I've experimented with every conceivable combination of Vb to driver ratio from a single cube to...
Forum: Subwoofers, Bass, and Transducers   06-14-2016, 07:38 AM
Replies: 393
Views: 17,791
Posted By bossobass
Yes, Charlotte, NC. Ping me if interested in...

Yes, Charlotte, NC. Ping me if interested in having your brain shook for a few minutes while here, if we're in town... :D
Forum: Subwoofers, Bass, and Transducers   06-13-2016, 07:33 PM
Replies: 393
Views: 17,791
Posted By bossobass
http://i.imgur.com/kCQ4pyX.jpg

http://i.imgur.com/kCQ4pyX.jpg
Forum: Subwoofers, Bass, and Transducers   06-13-2016, 07:29 PM
Replies: 393
Views: 17,791
Posted By bossobass
I was born and raised on the west end of...

I was born and raised on the west end of Pittsburgh. Wife and I were just there for a family event. Took the subway from Station Square to the Casino, dropped a few quid and back to the Original...
Forum: Subwoofers, Bass, and Transducers   06-13-2016, 07:24 PM
Replies: 393
Views: 17,791
Posted By bossobass
Wow, I apologize for completely forgetting the...

Wow, I apologize for completely forgetting the details of this build. Outstanding job, and thanks for the refresher. :cool:
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 11:24 AM
Replies: 888
Views: 13,184
Posted By bossobass
OK, NOW it makes sense. The room always adds...

OK, NOW it makes sense. The room always adds harmonic distortion to a greater or lesser degree that the AM will pick up. Sorry for the confusion, my bad, and thanks for the clarification.
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 10:06 AM
Replies: 888
Views: 13,184
Posted By bossobass
If the freqs are there, it is distortion. The...

If the freqs are there, it is distortion. The graph posted shows lots of it as well as a measurement that dips well into the noise floor of the system used:
...
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 09:01 AM
Replies: 888
Views: 13,184
Posted By bossobass
I'm attaching a comparo of the same scene from...

I'm attaching a comparo of the same scene from B:LA using the posted old SL settings and the new SL settings to show the increase in detail in the frequency domain (our desired result):
...
Forum: Subwoofers, Bass, and Transducers   06-11-2016, 08:50 AM
Replies: 393
Views: 17,791
Posted By bossobass
Hmmmmm... high end sub shootout. Verrrry...

Hmmmmm... high end sub shootout. Verrrry interesting. http://i.imgur.com/7tR5wuK.jpg

Tell the Jazzmeister I'm still waiting for you 2 to pop in for a visit and night on the town in glorious...
Forum: Subwoofers, Bass, and Transducers   06-10-2016, 08:47 AM
Replies: 393
Views: 17,791
Posted By bossobass
Had some time and made a quick comparo of 2...

Had some time and made a quick comparo of 2 recent soundtracks for reference to my subjective comments...

This is a subject I've brought up dozens of times over the years. When Arch, Adam/Ethan...
Forum: Subwoofers, Bass, and Transducers   06-10-2016, 07:48 AM
Replies: 888
Views: 13,184
Posted By bossobass
Don't you also have to show the frequency...

Don't you also have to show the frequency response at the phone position for reference?
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