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Older Activity
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Yesterday, 09:44 PM
If you want to use the cheaper NPE cap, then you should use it, and save the money. We all have to balance our choices with our budgets.
13 replies | 255 view(s)
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Yesterday, 08:50 PM
No interest at all, huh? OK, so how 'bout $80 + shipping. That's not bad for a new $200 driver. you can end up with a pair at a pretty good discount....
3 replies | 363 view(s)
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Yesterday, 08:29 PM
It would be great for a young person, but not for someone like me. I would love to work in audio, at least I think it would be fun, but I think it...
8 replies | 756 view(s)
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Yesterday, 08:25 PM
It was the phrase, "the cheapest polarized one's are $12+ each" that got my attention. You must have meant "polyproylene".
13 replies | 255 view(s)
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Yesterday, 07:28 PM
I'm not sure if you're just mixing some things up or not, but you should never use polarized capaciators in any location in a crossover....
13 replies | 255 view(s)
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Yesterday, 07:10 PM
Well, the obscure thread title will cause most parties to miss our discussion, but since we have already stated quite I bit I will go ahead and...
39 replies | 763 view(s)
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05-19-2013, 09:20 PM
+1
People often don't realize how brutal clipping is on a tweeter.
14 replies | 411 view(s)
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05-19-2013, 06:02 PM
You need to use a photo hosting site like photobucket.com.
On photobucket you copy the direct link to the pic. Then when you click to "insert...
8 replies | 186 view(s)
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05-19-2013, 07:18 AM
Dave,
Passive radiators have quite a bit more losses than a port has, so in most vented systems I would recommend using a port, especially if the...
39 replies | 763 view(s)
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05-19-2013, 06:58 AM
But you have also not done what I asked - take a program that you respect that uses the full electroacoustical model for a passive radiator system...
39 replies | 763 view(s)
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05-18-2013, 09:19 PM
I don't use this software, but if you were able to select a 4th order L-R transfer function then you should not need to enter the Q - that has...
2 replies | 94 view(s)
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05-18-2013, 09:15 PM
This is probably the wrong thread for this discussion, and I don't really have the time, or these days, the interest to get into a long discussion,...
39 replies | 763 view(s)
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05-17-2013, 09:53 PM
Then Dave, I would challenge you to actually research this and you will find that mathematcially a passive radiator system does indeed roll-off...
39 replies | 763 view(s)
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05-17-2013, 07:17 PM
I recognized your post was a joke, I didn't get taken in by that.... I was just responding to Dave's Post.
39 replies | 763 view(s)
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05-17-2013, 05:54 PM
With a port it is as you decribe, "as the frequency approaches zero, the phase delta approaches 180", but not with passive radiators. In this case,...
39 replies | 763 view(s)
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05-17-2013, 05:18 PM
Huh? You lost me. How would passive radiators equate to dipole? A passive radiator subwoofer is purely monopole, especially since the radiators can't...
39 replies | 763 view(s)
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05-17-2013, 12:02 PM
I've been using this in an open-baffle design. The driver has a lot of excursion for something of this size and the XBL^2 motor provides good Bl...
37 replies | 2028 view(s)
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05-16-2013, 08:33 PM
OK, you're box is large enough to make the dual APR15 work OK with the supplied weights. My box was going to be a lot smaller and I couldn't get them...
9 replies | 254 view(s)
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05-16-2013, 06:54 PM
Awesome Dave! I'm looking forward to seeing the completed project. Your creativity is always exciting to watch.
9 replies | 254 view(s)
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05-16-2013, 06:53 PM
I am curious about this build, Jay. Are you using one to two APR15's? What size cabinet did you choose? What amp?
I could make the SD12X work...
9 replies | 254 view(s)
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05-14-2013, 04:50 PM
I listen to them most often without a sub, with good response to 40Hz in my room and moderate levels. However, adding the sub and getting the bottom...
32 replies | 1072 view(s)
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05-13-2013, 09:14 PM
OK, I'll put you on the list. ;)
(Everyone wishes they never posted in that thread).
32 replies | 1072 view(s)
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05-13-2013, 08:56 PM
Here's my take. I would never tell someone building one of my designs that they couldn't change it if they wanted to. It's their speaker, they paid...
110 replies | 4161 view(s)
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05-13-2013, 08:29 PM
I think I just heard choirs sing.
110 replies | 4161 view(s)
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05-13-2013, 08:17 PM
I don't see how you can make it work for everything, Dave. There have to be some file conventions that must be followed.
17 replies | 467 view(s)
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05-13-2013, 08:14 PM
I like foam on inner panels, but everyone has their own thing. You are welcome to do it however you wish. GR Research stuff will be fine to use.
...
32 replies | 1072 view(s)
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05-13-2013, 04:45 PM
He sent me the frd and zma files. They would not load due to an empty line at the top of the file. I deleted this line and then both would load fine...
17 replies | 467 view(s)
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05-12-2013, 09:18 PM
Today I was measuring and comparing the Kairos with the speaker using the RAAL tweeter, so I decided to take a response measurement of the Kairos...
32 replies | 1072 view(s)
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05-12-2013, 08:27 PM
The 2x4 advanced version that I have is not for stereo use. Better check that before you order the plug in...
-Charlie
19 replies | 646 view(s)
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05-12-2013, 05:49 PM
Nearly every three-way I have designed in last several years is set up this way. I would call it typical for me.
41 replies | 3022 view(s)
About charlielaub
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Charlie's Audio Pages: http://audio.claub.net
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