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Forum: DIY Speakers and Subs   06-28-2014, 07:06 PM
Replies: 33
Views: 998
Posted By JackNC
Yes, I've already tried and succeeded in...

Yes, I've already tried and succeeded in importing sketchup files into Aspire. I just followed up Google(Gcode) and found a you tube on sketchup to Gcode which turned out to use Aspire but showed me...
Forum: DIY Speakers and Subs   06-28-2014, 06:41 PM
Replies: 33
Views: 998
Posted By JackNC
This will be speaker project #3...

This will be speaker project #3 (http://www.avsforum.com/forum/usertag.php?do=list&action=hash&hash=3) for me but I give myself extra credit for having built one house and renovated a couple others....
Forum: DIY Speakers and Subs   06-28-2014, 04:27 AM
Replies: 33
Views: 998
Posted By JackNC
139602 139610 Here you go, I hope,...

139602

139610

Here you go, I hope, having some trouble with attachments. Just remember, easy for you might not be easy for me....

Just a few words about the design itself. Its a SEOS-18...
Forum: DIY Speakers and Subs   06-27-2014, 01:51 PM
Replies: 33
Views: 998
Posted By JackNC
Hi Gorilla and Chalugadp: I know my...

Hi Gorilla and Chalugadp:

I know my questions below are difficult or impossible to answer without looking at my particular design. What I'd really like though is some general guidelines and...
Forum: DIY Speakers and Subs   06-24-2014, 12:40 PM
Replies: 7
Views: 290
Posted By JackNC
If you have a waveguide measure it. Trace...

If you have a waveguide measure it.

Trace outline onto paper
extend the straight lines along two adjacent edges till they meet at a corner
eyeball a transition point from straight to curved...
Forum: DIY Speakers and Subs   06-21-2014, 06:02 AM
Replies: 7
Views: 290
Posted By JackNC
I'd settle for knowing the corner radius and...

I'd settle for knowing the corner radius and thickness at the edges of the mouth, if its indeed the case that the cutout is a rectangle with rounded corners. With that info, I could do a Sketchup...
Forum: DIY Speakers and Subs   06-19-2014, 05:40 AM
Replies: 10,662
Views: 685,459
Posted By JackNC
Hi Erich: I'd like to order a pair of SEOS18s. ...

Hi Erich:
I'd like to order a pair of SEOS18s. How do I do that? Are they in stock or do I have to wait for the group buy? If the latter, my color preference is black.
Thanks,
Jack
Forum: DIY Speakers and Subs   05-27-2014, 11:07 AM
Replies: 34
Views: 880
Posted By JackNC
That WalterKircher picture is a nostalgia trip...

That WalterKircher picture is a nostalgia trip for me. Here is what one of my Carver Amazing's looked like after 20 yrs of hard use.
I can only imagine how much better that concept works with AE...
Forum: DIY Speakers and Subs   05-25-2014, 05:09 PM
Replies: 950
Views: 38,032
Posted By JackNC
Go look/listen to that video that was linked a...

Go look/listen to that video that was linked a few posts back about the advantages of full range mains. Your issue has nothing to do with active/passive crossover.
Forum: DIY Speakers and Subs   05-24-2014, 06:44 AM
Replies: 950
Views: 38,032
Posted By JackNC
I first want to get the SPL in the flat portion...

I first want to get the SPL in the flat portion of the spectrum to where I want it - what I consider to be loud enough. If I have any excursion left after that, I'd spend it on deeper extension....
Forum: DIY Speakers and Subs   05-22-2014, 05:00 AM
Replies: 950
Views: 38,032
Posted By JackNC
Aesthetically, I like D best because of the...

Aesthetically, I like D best because of the symmetry and robustness, which won't matter much with them behind a screen or grills.

From the looks of it, I'd guess that A and D with the dual 8's...
Forum: DIY Speakers and Subs   05-21-2014, 05:51 AM
Replies: 950
Views: 38,032
Posted By JackNC
;re' for a listener sitting 9 feet from the...

;re'
for a listener sitting 9 feet from the speaker and with the midrange at 3 feet off the floor, the difference distance from direct sound (9 feet) and that of the floor bounce sound (10.81 feet)...
Forum: DIY Speakers and Subs   05-20-2014, 08:13 PM
Replies: 950
Views: 38,032
Posted By JackNC
Quote:Originally Posted by...

Quote:Originally Posted by LTD02 http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/t/1531944/avs-group-project-speaker-name-seos-maximus/240#post_24742215)

maybe somebody...
Forum: DIY Speakers and Subs   05-16-2014, 12:04 PM
Replies: 950
Views: 38,032
Posted By JackNC
http://www.avsforum.com/content/type/61/id/432674...

http://www.avsforum.com/content/type/61/id/432674/width/500/height/700/flags/LL (http://www.avsforum.com/content/type/61/id/432674/)

Modular Design: choose your level of overdesign.
Forum: DIY Speakers and Subs   05-16-2014, 10:14 AM
Replies: 950
Views: 38,032
Posted By JackNC
Corner Loaded, a single 18 below a SEOS24 with...

Corner Loaded, a single 18 below a SEOS24 with BMS coax cd or Radian should be more than sufficient and has the benefit of being able to hide in the corners, which works in my...
Forum: DIY Speakers and Subs   05-01-2014, 05:47 AM
Replies: 250
Views: 6,273
Posted By JackNC
Quote:Originally Posted by...

Quote:Originally Posted by Gorilla83 http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/t/1526534/cnc-router-suggestions/90#post_24666840)

Correct - that is the most common...
Forum: DIY Speakers and Subs   04-30-2014, 04:52 AM
Replies: 250
Views: 6,273
Posted By JackNC
How are bevels done on a CNC router? Using a...

How are bevels done on a CNC router? Using a bevel bit with the desired bevel angle?
Forum: DIY Speakers and Subs   03-25-2014, 08:12 PM
Replies: 320
Views: 54,988
Posted By JackNC
Quote:Originally Posted by...

Quote:Originally Posted by FOH http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/t/837744/double-bass-array-dba-the-modern-bass-concept/300#post_24523793)

Although most all...
Forum: DIY Speakers and Subs   03-21-2014, 01:45 PM
Replies: 36
Views: 841
Posted By JackNC
Quote:Originally Posted by...

Quote:Originally Posted by Martycool007 http://www.avsforum.com/img/forum/go_quote.gif (http://www.avsforum.com/t/1523172/diy-acoutic-panels-or-flower-prints#post_24511013)

Bill is correct. The...
Forum: DIY Speakers and Subs   03-21-2014, 05:30 AM
Replies: 36
Views: 841
Posted By JackNC
Geddes recommends a 2nd layer of sheetrock on...

Geddes recommends a 2nd layer of sheetrock on walls and ceiling with green glue between it and the first layer. Has anyone tried that or know how well that works relative to bass traps?
Forum: DIY Speakers and Subs   03-19-2014, 09:54 AM
Replies: 472
Views: 17,326
Posted By JackNC
Quote:Originally Posted by...

Quote:Originally Posted by LTD02 http://www.avsforum.com/img/forum/go_quote.gif...
Forum: DIY Speakers and Subs   03-16-2014, 08:12 AM
Replies: 472
Views: 17,326
Posted By JackNC
Hi LTD: Impressive output. Its got me...

Hi LTD:
Impressive output. Its got me thinking. Suppose one were to fire that sub into the corner and then built out a false corner to extend the mouth around the corner? Can you see what I mean in...
Forum: DIY Speakers and Subs   03-12-2014, 06:47 AM
Replies: 172
Views: 5,368
Posted By JackNC
Hi Mike: Yes, that is a long thread. I found...

Hi Mike:
Yes, that is a long thread. I found it quite helpful to download and play with some of those akabak models. But when I wanted to play with crossover designs, I exported responses into...
Forum: DIY Speakers and Subs   03-10-2014, 10:23 AM
Replies: 172
Views: 5,368
Posted By JackNC
Hi Mike: Actually well less than 3"...

Hi Mike:

Actually well less than 3" primarily because you have to include the acoustic path length of the CD in that figure which can be as much as 6 cm. Lots of discussion on the " Suitable...
Forum: DIY Speakers and Subs   03-10-2014, 07:32 AM
Replies: 172
Views: 5,368
Posted By JackNC
Hi Mike: I think you may have misspoken here...

Hi Mike:
I think you may have misspoken here or I'm misinterpreting what you said. A typical synergy mid to throat reflection null is up around 1 khz, or higher with some design effort. Typical...
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