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Dusty Chalk

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Everything posted by Dusty Chalk

  1. Well, 37Hz correlates to 15.27 ft (The same formula works both ways: freq == 565/feet; feet == 565/freq.), for whatever that's worth. If the closet doors are acoustically transparent, then you should get two peaks, one at (width of room), the other at (width of room + depth of closet). That'd be my theory, anyway. In reality, there's probably a bit of "both" going on -- some acoustic transparency, some reflection. Maybe even some absorption. The theory behind Ethan Winer's bass traps is that it absorbs some of the frequency on the way through, but then a significant amount more on the way back out (after reflecting on the wall behind it) -- which is where the tuning is. I'm almost wondering if there is an optimal place in your room to put something large, heavy, and solid (like at the halfway point?) that might help? Or is that where your speakers are? Maybe you should try putting them off center? Or at least angling them, perhaps? If nothing else, you'll learn something, even if it's an arrangement that you can't live with. PS You also want to measure the height, there's another mode there. It's usually taken care of by carpeting, but sometimes it's an issue. Heck, you may have just indirectly measured your room, if you find three primary modes.
  2. I know this is an awful thing to say, but here's to hoping he becomes a complete invalid before we have to endure his presence much longer.
  3. According to Ethan Winer's site, your resonances are at ~43Hz & ~40Hz (based on 13x14), which seems to be at least close to your findings. You ought to measure your room more carefully. If there's a mode at 565/(width of room + depth of closet) with the doors closed, then you'll know that the closet doors are acoustically transparent.
  4. Not necessarily.
  5. Firefly on Blu-Ray is on Gold box today for $40. Cheapest competition appears to be about $47-48.
  6. Will do.
  7. Yeah, especially with me -- I live in safe neighborhood, and I work in a safe place with my car in a monitored garage, so there's no "fear of my car being broken into" to suddenly kick in and remind me.
  8. I am reminded by this that I was going to boycott Monster Cable. Damn, I keep forgetting.
  9. WTF is going on in this thread? Where's the hate? Have you all died and been replaced by pod-people?
  10. I did, too. I'm tempted to do a rock version of portions of Schubert's "Die Frau Ohne Schatten", or, as I like to call it, "The Lady who hasn't had her shots".
  11. I'd be happy to, if you don't end up being talked into doing it yourself. I've jailbroken my iPhone 2ce now (1.4 and 2.2.1). (And when I say "I've jailbroken", I don't want to take too much credit -- I didn't figure it out, I just ran someone else's software.) There is always a lag between versions and jailbreaks -- sometimes they're longer than others. I suspect 3.0 will be non-trivial, so we'll have to watch for it. I monitor the jailbreaking community, so I can let you know.
  12. Well, it wasn't me, but I appreciate you posting it publicly, as it definitely interests me.
  13. Direct connectivity > tape adapter >> fm transmitter (Translation: it's still better than an FM transmitter, by far.)
  14. [devil's advocate]So what are you saying, that headphones are more resolving than speakers?[/devil's advocate]
  15. Hey! I like Jeff Lynne. See here for example. (And read the link in the link.)
  16. Oh, pshaw. Pshaw, I say.
  17. Well, yeah, there's a performance point below which it's just not worth doing, that goes without saying.
  18. I don't know that Pattern Recognition is necessarily the best Gibson book to start with, even though I liked it so much. What about The Difference Engine? That was my favorite work by him (although in that case, it wasn't him alone) before Pattern Recognition. Or what about the first bridge book, Virtual Light? I really like Dogfight, a short story of his, but I don't know how to tell you to read that alone, out of context. He's worth reading, he's just not my favorite of the genre.
  19. That's true too -- I rearranged my room so that the corners were actually taken up by large, heavy objects (bookshelves and dressers and record shelves and whatnot), that actually will help some. If you make the corners into more, lesser corners, that's a good thing. But in my case, I'm also a bass-head, so that helped, too. You could try hitting yourself in the back of the head with a shovel.
  20. Okay, I didn't realize it needed certain (hardware) capabilities, that's the key thing I was missing. I thought you could do it with anything. I stand corrected.
  21. Yeah, it's a function of the wavelength and the thickness of the foam, you're right. I don't know if Ethan Winer has the actual formula on his site, but it's discussed on there somewhere. link ...or you could just ask him -- he was very active on there the one time I went on there, and honestly admitted he didn't know a lot about sound proofing when we realized that that was what my question was ultimately about. He says he specializes in low frequencies, and loves to share his knowledge with DIYers so that they can do it themselves.
  22. So, I've seen some oblique references to "Duggeh's" surrounder (I think). What's the story? It's not like they don't exist. To wit: Zalman; Tritton; I'm pretty sure I've others.
  23. What? Some people prefer the rear entry. Not that there's anything wrong with that.
  24. It's like a surround sound microphone, except with cameras.
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