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Type: Posts; User: geoff727

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    Need Help Thefoamfactory will also cut it your specified...

    Thefoamfactory will also cut it your specified dimensions, if you so desire. At least they used to.

    You want to use an open-cell foam in this application, not closed-cell. Your wool felt will...
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    I have used different fill materials that I've...

    I have used different fill materials that I've had lying around for several Polk speaker upgrades, always to increase the amount of fill inside the enclosures by supplementing the original rolls. I...
  3. A killer deal on a pair of 8's! Outstanding! ...

    A killer deal on a pair of 8's! Outstanding!

    I've heard a few people on the audiokarma Infinity forum say that those midranges end up sounding quite forward when placed in 8's or 9's, even though...
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    Thanks halo; how's those -IIIa's treating you? ...

    Thanks halo; how's those -IIIa's treating you?

    Here's a conceptual experiment of the absorptivity vs. frequency curve of these materials...

    Cover all interior surfaces of your listening room...
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    No, there is nowhere near total absorption....

    No, there is nowhere near total absorption. Little, in fact, and mostly only at higher frequencies. In the bass, there is hardly any absorption at all of the driver's backwave. Why? Because the...
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    Weird. It almost looks like someone re-coned it...

    Weird. It almost looks like someone re-coned it and attached a gasket to match the other one. A 1986 MW6502 is shiny and sticky, for sure.
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    Thank you all again for the nice words.

    Thank you all again for the nice words.
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    FYI One of these days let's run a test. GTMat vs....

    One of these days let's run a test. GTMat vs. NoRez. It's harder to compare Black Hole and 3-layer S.B., because they don't have the damping layer which adheres to the enclosure. But, we could use a...
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    Hey thanks! Well, if you are in Colorado, maybe...

    Hey thanks! Well, if you are in Colorado, maybe we can go have a beer at the Rocky Mountain Audio Fest next month? I'm flying into Denver on the 10th.
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    Thank you all for the compliments, I really...

    Thank you all for the compliments, I really appreciate it!

    They have had most of the day playing music to start to come back to life. Overall, my feelings about them are good. On the plus side,...
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    I should have said... 6502's or other appropriate...

    I should have said... 6502's or other appropriate driver considering the parameters.
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    Here's the photo I was thinking of, the crossover...

    Here's the photo I was thinking of, the crossover mounted inside the enclosure. It's hard to see, but it's on 1/4" standoffs, screwed down with just a bit of cement so nothing comes loose in transit....
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    Regarding time, money, sound, etc. These were...

    Regarding time, money, sound, etc.

    These were done for somebody else, of course. And there are always priorities given as far as what to spend money on and what not to. RDO198 vs. SL2500....not a...
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    And a few more pictures to finish up. Things...

    And a few more pictures to finish up.

    Things I like about this project:

    1. The carbon fiber. This is a big improvement. Aside from the exotic looks, it helps the damping of the front baffle....
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    The attachment hardware, stainless steel. The...

    The attachment hardware, stainless steel. The back of the tweeter (SL2500) faceplate was molded with lots of recessed cavities. This is nice, as I was able to fill each one with an epoxy/Repti-sand...
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    The rear....

    The rear....
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    Some more....

    Some more....
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    Enough of the grilles :) They look better without...

    Enough of the grilles :) They look better without them!
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    On the outside... I far prefer the look of the...

    On the outside...

    I far prefer the look of the larger enclosures and more pronounced edge bevel. At least when the grilles are off. With the grilles on, at some angles the look is slightly...
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    I added some MDF material behind the cutout of...

    I added some MDF material behind the cutout of the woofer mount. It is 1/4-inch thicker now, for the woofer to have a bit more material to work against when producing sound. I subtracted some...
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    I'm just going to post a bunch of pictures.... ...

    I'm just going to post a bunch of pictures....

    Here are the new crossovers, built on MDF. The inductors were retained from original, but that's all. The original PCB was hung off the back of the...
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    A whimsical Monitor 4.6 upgrade, with pics

    Hello all,

    This is a project that's going to Salt Lake City very shortly. I've had these speakers for a few years. The pictures show a Monitor 4.6 pair that was on ebay recently. I don't have any...
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    FYI Must be someone else you're thinking of. I've...

    Must be someone else you're thinking of. I've never been on that forum.

    G~
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    FYI Cool, that will be fun. G~

    Cool, that will be fun.

    G~
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    FYI Jake, I have not touched my SRS 2's since I...

    Jake, I have not touched my SRS 2's since I bought them, and don't listen to them that often because reconfiguring the whole audio system is a major pain. Would you mind a visitor for a couple hours...
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