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Site News: 17 May 2026

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Thread WITH the new posts.

Legends: "Week" - last week posts, "Bold" - entered last 48 hours.
Macondo’s lowest channel. 5752 
A mono LF channel – I do not like it. 5748 
LF Results 5748 
The size maters 5747 
Response Curve 5747 
ULF placement and power 5747 
Wishful thinking and the Maelstrom-21 5747 
I will need a direct radiator under the bottom… 5747 
ULF experience: Drivers & power considerations cont'd 5746 
To experiment during the New England winter 5746 
Pitching pitch 5746 
There are many key points…. 5746 
A first true bass test 5730 
Actually…. 5730 
Best place lost? 5725 
Best location for bass, where art thou? 5725 
What to expect from ULF channel? 5709 
OK, it is something. 5708 
The new ULF scenario experiments. 5701 
Time coherence of ULF - my experience 5701 
Placement of ULF #2 5701 
Why I like the like the location #1 5701 
I need to find another ULF solution. 5693 
Ceiling subs 5692 
The infinite baffle shall be a very good solution. 5692 
This morning I woke up horny 5692 
Dsp 5692 
Parametric filters 5691 
SMS 1, Act II 5691 
I think I have found the problem with my ULF 5691 
SMS distortion issue? 5691 
At 30Hz of high order there are not truly tone” of “sound” 5691 
DCX output stage mods 5691 
Very small minority of the folks… 5691 
Exactly zero I suspect. . . 5691 
DSP vs. Music vs. HT 5691 
10" array; how low? & SMS-1 distortion 5691 
Interesting: 10” vs. 15” 5691 
Multiples of the Same Rising Response Curve? 5691 
The crisis of perception. 5690 
Dynamic range of ULF, tsunami and something else. 5689 
The Circle Unbroken 5689 
I wonder… is it PP2000? 5673 
The ULF and PurePower 2000 5664 
ULF Channel and LP playback. 5607 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5605 
I do not have an opinion yet. 5605 
Imponderabilis Neurosis 5605 
Bass non-pathologic hallucination… 5605 
A new paradigm for ULF? 5605 
…a number of logical flaws… 5605 
MAD HATTER 5604 
Thinking about my lower bass 5584 
Has Schrödinger's cat moved in unnoticed? 5584 
Wrong. 5584 
Groove Echo 5584 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5583 
Listening help with ULF stimulator 5583 
The ULF debate: time-alignment 5581 
Trying to address the dilemma with lowest bass. 5580 
Rotary woofer for ULF? 5580 
I do not need a Rotary woofer, I need to be less Moron. 5580 
*** 5580 
Congrats 5579 
Getting some maturity with ULF 5578 
About ULF attenuation. 5577 
How is it implemented? 5577 
My implementation of ULF channel. 5577 
Further thoughts about ULF channel. 5576 
ULF 5576 
I would agree but… 5576 
The problem that that I see with my ULF 5576 
Loudspeaker Proximity Coupling in Midbass & ULF 5576 
Great rotary idea! 5576 
Brilliant analyses! 5576 
Going down with bass 5574 
Under FS 5574 
Ideal ULF/Midbass integration 5574 
My super smart room! 5574 
Erratum ( or errata if you insist) 5574 
The issue is a complex one and should not be addressed generically ... 5574 
Cost benefit analysis of midbass horns v/s compromised ULF 5574 
There is no cost-benefit analysis for this thing. 5574 
I will experiment. 5574 
Sometimes experiment is not just experiment. 5574 
One Bass Horn or Two – for Oxric 5573 
My ways to mimic Reality. 5573 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5573 
"the purpose of playing, whose end both at the first and now..." 5573 
No manuals for those things…. 5573 
More about Rotary ULF idea. 5568 
Phoenix Gold Cyclone 5568 
Passing the waves…. as usual.... 5564 
Drive ULF Amp from Midbass Amp Output 5563 
There is “something”… 5563 
I do not know what I deal with. 5562 
I want my ULF amp back. 5551 
ULF emergency: Big & nasty solutions 5550 
No-amplification time 5550 
Listening audio without ULF. 5549 
Ok, I got the bass amp… 5549 
How much power do I need for my ULF. 5539 
A True ULF - what an amassing tool!!! 5537 
Put Marchand Crossover into the game. 5533 
I begin to like my active crossover. 5521 
Line-level passive vs. active ULF filter 5519 
Hm, there is no way to escape the 4th order. 5519 
Phase butterfly effect. 5518 
Back to DSP? 5518 
What I am trying to accomplish. 5518 
The art of ULF volume adjustment. 5517 
Sitting on a fence with ULF 5515 
The overly-swallowable bass. 5508 
To deLamminate my ULF channel. 5507 
What a beautiful result!!! 5506 
Pipe Organ with 128' register in Augsburg, Germany 5500 
An absolute must for ULF channel. 5483 
The compartmentalized bass 5360 
Paralleled SET bass 5356 
A new concept of ULF channel. 5348 
Infinite baffle 5348 
A 4th order bandpass vibrator? 5348 
ULF idea, possibly stupid. 5347 
IB vs Horn 5347 
A Distributed Infinite Baffle? 5346 
"Tuning" the "IB" 5346 
Flip 90 degrees 5346 
Little bump and the elephant solutions 5346 
How to do THAT? 5345 
ULF from coffee table 5345 
The through-hole tapped horn. 5345 
25 hz at 6db? 5345 
ULF from the SledgeHammer 5345 
Why not really use the basement 5345 
Never say never 5345 
How good ULF needs to be? 5334 
How good the user needs to be? 5334 
Maybe . . . 5334 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5334 
Narrow [Band] Tuning (DSP?) 5334 
ULF-only Sound 5294 
An easy ULF solution for someone. 5286 
Red Grills 5286 
It is exactly what I would like to avoid. 5285 
So I took your advice 5227 
Ok, let me know how it goes. 5227 
The ULF amp Itch. 5213 
Here is an update for the old thread.... 2834 
Good highs 2834 
Marchand 1891 
What truly are you tryin to accomplish? 1891 
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