Chris Roemer
Obsessed & Proud of It
Last Activity: Today, 01:23 PM
Joined: 09-28-2005
Location: Appleton/CL
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Aesthetics aside, either a single RSS210-PR (w/NO added mass) OR a PAIR of DSA215-PRs w/about +140g added mass (each) should give about the same outp... -
Probably the best book to learn this stuff (and keep as a reference) is "Speakerbuilding 201" by Ray Alden.
I worked on a 351 Cleveland,...Leave a comment:
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Yup.
4 ohms of "series resistance" (meaning in-line with a driver) MIGHT cut a driver's output by around -4dB.
Putting that...Leave a comment:
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So, pretty sure NOT just like organ pipes ...
just based on my millionth box model (just yesterday, actually). - (No, not really - I don't thi...Leave a comment:
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I always try to fit in a hunk of PVC pipe first. 4" should be okay, but I DO try to "aim" the vent away from the listening position. Also,...Leave a comment:
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OOPs!
I see I DID miss that one little dot, there. My apologies.Leave a comment:
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4.5 cf looks good for both in one box. I'd probably make the 3 - 3" port tubes a bit shorter, say 16"? (No big deal, really.)
400 RMS...Leave a comment:
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No, yes, and no.
Instead of running the notch to gnd, move that bottom leg to the right of "L2" (so it runs "around" it)....Leave a comment:
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EXtremely GENERALLY speaking, just halve the box volume (by halving the interior depth) and forego the port.
You'll lose exactly one octave of bottom...Leave a comment:
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Ideally, I'd put that woofer in a box twice that size, but if you're good with mid 50s I'd at LEAST go with a 2" dia "Precision Port",...Leave a comment:
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Tell me about your box, vox.
(I may have an XO for you.)Last edited by Chris Roemer; 01-30-2023, 09:23 PM.Leave a comment:
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Let's keep "vox" in the OTHER thread ...Leave a comment:
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Going strictly by F3, I think the HO-4 and HE-22 will go the lowest in your size box.
I'd use nothing smaller than a 3" "Precision Port",...Leave a comment:
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Different frame. Magnet LOOKs smaller? Also, the OP's LOOKs like one of TBs gold poly cones??Leave a comment:
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If 1200 mi. puts him in NE Wisconsin, then I could probably measure it for you?Leave a comment:
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dj - no electronics ...
Does that thing have a platter motor - or a crank! ?Leave a comment:
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I've got 2 datasets for that driver in my WinISD DB.
Initially (yr?): Qts = 0.42, Fs = 18, Vas = 9.6cf - (indicating 16Hz F3 in about 11 vented...Leave a comment:
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You know what though? Stereo is just the simplest (signal processing & whatnot) making it the quickest and least expensive.
Also, you DO get...Leave a comment:
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they canLeave a comment:
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