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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. 5743 
A mono LF channel – I do not like it. 5739 
LF Results 5739 
The size maters 5738 
Response Curve 5738 
ULF placement and power 5738 
Wishful thinking and the Maelstrom-21 5738 
I will need a direct radiator under the bottom… 5738 
ULF experience: Drivers & power considerations cont'd 5737 
To experiment during the New England winter 5737 
Pitching pitch 5737 
There are many key points…. 5737 
A first true bass test 5721 
Actually…. 5721 
Best place lost? 5716 
Best location for bass, where art thou? 5716 
What to expect from ULF channel? 5700 
OK, it is something. 5699 
The new ULF scenario experiments. 5692 
Time coherence of ULF - my experience 5692 
Placement of ULF #2 5692 
Why I like the like the location #1 5692 
I need to find another ULF solution. 5684 
Ceiling subs 5683 
The infinite baffle shall be a very good solution. 5683 
This morning I woke up horny 5683 
Dsp 5683 
Parametric filters 5682 
SMS 1, Act II 5682 
I think I have found the problem with my ULF 5682 
SMS distortion issue? 5682 
At 30Hz of high order there are not truly tone” of “sound” 5682 
DCX output stage mods 5682 
Very small minority of the folks… 5682 
Exactly zero I suspect. . . 5682 
DSP vs. Music vs. HT 5682 
10" array; how low? & SMS-1 distortion 5682 
Interesting: 10” vs. 15” 5682 
Multiples of the Same Rising Response Curve? 5682 
The crisis of perception. 5681 
Dynamic range of ULF, tsunami and something else. 5680 
The Circle Unbroken 5680 
I wonder… is it PP2000? 5664 
The ULF and PurePower 2000 5655 
ULF Channel and LP playback. 5598 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5596 
I do not have an opinion yet. 5596 
Imponderabilis Neurosis 5596 
Bass non-pathologic hallucination… 5596 
A new paradigm for ULF? 5596 
…a number of logical flaws… 5596 
MAD HATTER 5595 
Thinking about my lower bass 5575 
Has Schrödinger's cat moved in unnoticed? 5575 
Wrong. 5575 
Groove Echo 5575 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5574 
Listening help with ULF stimulator 5574 
The ULF debate: time-alignment 5572 
Trying to address the dilemma with lowest bass. 5571 
Rotary woofer for ULF? 5571 
I do not need a Rotary woofer, I need to be less Moron. 5571 
*** 5571 
Congrats 5570 
Getting some maturity with ULF 5569 
About ULF attenuation. 5568 
How is it implemented? 5568 
My implementation of ULF channel. 5568 
Further thoughts about ULF channel. 5567 
ULF 5567 
I would agree but… 5567 
The problem that that I see with my ULF 5567 
Loudspeaker Proximity Coupling in Midbass & ULF 5567 
Great rotary idea! 5567 
Brilliant analyses! 5567 
Going down with bass 5565 
Under FS 5565 
Ideal ULF/Midbass integration 5565 
My super smart room! 5565 
Erratum ( or errata if you insist) 5565 
The issue is a complex one and should not be addressed generically ... 5565 
Cost benefit analysis of midbass horns v/s compromised ULF 5565 
There is no cost-benefit analysis for this thing. 5565 
I will experiment. 5565 
Sometimes experiment is not just experiment. 5565 
One Bass Horn or Two – for Oxric 5564 
My ways to mimic Reality. 5564 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5564 
"the purpose of playing, whose end both at the first and now..." 5564 
No manuals for those things…. 5564 
More about Rotary ULF idea. 5559 
Phoenix Gold Cyclone 5559 
Passing the waves…. as usual.... 5555 
Drive ULF Amp from Midbass Amp Output 5554 
There is “something”… 5554 
I do not know what I deal with. 5553 
I want my ULF amp back. 5542 
ULF emergency: Big & nasty solutions 5541 
No-amplification time 5541 
Listening audio without ULF. 5540 
Ok, I got the bass amp… 5540 
How much power do I need for my ULF. 5530 
A True ULF - what an amassing tool!!! 5528 
Put Marchand Crossover into the game. 5524 
I begin to like my active crossover. 5512 
Line-level passive vs. active ULF filter 5510 
Hm, there is no way to escape the 4th order. 5510 
Phase butterfly effect. 5509 
Back to DSP? 5509 
What I am trying to accomplish. 5509 
The art of ULF volume adjustment. 5508 
Sitting on a fence with ULF 5506 
The overly-swallowable bass. 5499 
To deLamminate my ULF channel. 5498 
What a beautiful result!!! 5497 
Pipe Organ with 128' register in Augsburg, Germany 5491 
An absolute must for ULF channel. 5474 
The compartmentalized bass 5351 
Paralleled SET bass 5347 
A new concept of ULF channel. 5339 
Infinite baffle 5339 
A 4th order bandpass vibrator? 5339 
ULF idea, possibly stupid. 5338 
IB vs Horn 5338 
A Distributed Infinite Baffle? 5337 
"Tuning" the "IB" 5337 
Flip 90 degrees 5337 
Little bump and the elephant solutions 5337 
How to do THAT? 5336 
ULF from coffee table 5336 
The through-hole tapped horn. 5336 
25 hz at 6db? 5336 
ULF from the SledgeHammer 5336 
Why not really use the basement 5336 
Never say never 5336 
How good ULF needs to be? 5325 
How good the user needs to be? 5325 
Maybe . . . 5325 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5325 
Narrow [Band] Tuning (DSP?) 5325 
ULF-only Sound 5285 
An easy ULF solution for someone. 5277 
Red Grills 5277 
It is exactly what I would like to avoid. 5276 
So I took your advice 5218 
Ok, let me know how it goes. 5218 
The ULF amp Itch. 5204 
Here is an update for the old thread.... 2825 
Good highs 2825 
Marchand 1882 
What truly are you tryin to accomplish? 1882 
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