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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. 5740 
A mono LF channel – I do not like it. 5736 
LF Results 5736 
The size maters 5735 
Response Curve 5735 
ULF placement and power 5735 
Wishful thinking and the Maelstrom-21 5735 
I will need a direct radiator under the bottom… 5735 
ULF experience: Drivers & power considerations cont'd 5734 
To experiment during the New England winter 5734 
Pitching pitch 5734 
There are many key points…. 5734 
A first true bass test 5718 
Actually…. 5718 
Best place lost? 5713 
Best location for bass, where art thou? 5713 
What to expect from ULF channel? 5697 
OK, it is something. 5696 
The new ULF scenario experiments. 5689 
Time coherence of ULF - my experience 5689 
Placement of ULF #2 5689 
Why I like the like the location #1 5689 
I need to find another ULF solution. 5681 
Ceiling subs 5680 
The infinite baffle shall be a very good solution. 5680 
This morning I woke up horny 5680 
Dsp 5680 
Parametric filters 5679 
SMS 1, Act II 5679 
I think I have found the problem with my ULF 5679 
SMS distortion issue? 5679 
At 30Hz of high order there are not truly tone” of “sound” 5679 
DCX output stage mods 5679 
Very small minority of the folks… 5679 
Exactly zero I suspect. . . 5679 
DSP vs. Music vs. HT 5679 
10" array; how low? & SMS-1 distortion 5679 
Interesting: 10” vs. 15” 5679 
Multiples of the Same Rising Response Curve? 5679 
The crisis of perception. 5678 
Dynamic range of ULF, tsunami and something else. 5677 
The Circle Unbroken 5677 
I wonder… is it PP2000? 5661 
The ULF and PurePower 2000 5652 
ULF Channel and LP playback. 5595 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5593 
I do not have an opinion yet. 5593 
Imponderabilis Neurosis 5593 
Bass non-pathologic hallucination… 5593 
A new paradigm for ULF? 5593 
…a number of logical flaws… 5593 
MAD HATTER 5592 
Thinking about my lower bass 5572 
Has Schrödinger's cat moved in unnoticed? 5572 
Wrong. 5572 
Groove Echo 5572 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5571 
Listening help with ULF stimulator 5571 
The ULF debate: time-alignment 5569 
Trying to address the dilemma with lowest bass. 5568 
Rotary woofer for ULF? 5568 
I do not need a Rotary woofer, I need to be less Moron. 5568 
*** 5568 
Congrats 5567 
Getting some maturity with ULF 5566 
About ULF attenuation. 5565 
How is it implemented? 5565 
My implementation of ULF channel. 5565 
Further thoughts about ULF channel. 5564 
ULF 5564 
I would agree but… 5564 
The problem that that I see with my ULF 5564 
Loudspeaker Proximity Coupling in Midbass & ULF 5564 
Great rotary idea! 5564 
Brilliant analyses! 5564 
Going down with bass 5562 
Under FS 5562 
Ideal ULF/Midbass integration 5562 
My super smart room! 5562 
Erratum ( or errata if you insist) 5562 
The issue is a complex one and should not be addressed generically ... 5562 
Cost benefit analysis of midbass horns v/s compromised ULF 5562 
There is no cost-benefit analysis for this thing. 5562 
I will experiment. 5562 
Sometimes experiment is not just experiment. 5562 
One Bass Horn or Two – for Oxric 5561 
My ways to mimic Reality. 5561 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5561 
"the purpose of playing, whose end both at the first and now..." 5561 
No manuals for those things…. 5561 
More about Rotary ULF idea. 5556 
Phoenix Gold Cyclone 5556 
Passing the waves…. as usual.... 5552 
Drive ULF Amp from Midbass Amp Output 5551 
There is “something”… 5551 
I do not know what I deal with. 5550 
I want my ULF amp back. 5539 
ULF emergency: Big & nasty solutions 5538 
No-amplification time 5538 
Listening audio without ULF. 5537 
Ok, I got the bass amp… 5537 
How much power do I need for my ULF. 5527 
A True ULF - what an amassing tool!!! 5525 
Put Marchand Crossover into the game. 5521 
I begin to like my active crossover. 5509 
Line-level passive vs. active ULF filter 5507 
Hm, there is no way to escape the 4th order. 5507 
Phase butterfly effect. 5506 
Back to DSP? 5506 
What I am trying to accomplish. 5506 
The art of ULF volume adjustment. 5505 
Sitting on a fence with ULF 5503 
The overly-swallowable bass. 5496 
To deLamminate my ULF channel. 5495 
What a beautiful result!!! 5494 
Pipe Organ with 128' register in Augsburg, Germany 5488 
An absolute must for ULF channel. 5471 
The compartmentalized bass 5348 
Paralleled SET bass 5344 
A new concept of ULF channel. 5336 
Infinite baffle 5336 
A 4th order bandpass vibrator? 5336 
ULF idea, possibly stupid. 5335 
IB vs Horn 5335 
A Distributed Infinite Baffle? 5334 
"Tuning" the "IB" 5334 
Flip 90 degrees 5334 
Little bump and the elephant solutions 5334 
How to do THAT? 5333 
ULF from coffee table 5333 
The through-hole tapped horn. 5333 
25 hz at 6db? 5333 
ULF from the SledgeHammer 5333 
Why not really use the basement 5333 
Never say never 5333 
How good ULF needs to be? 5322 
How good the user needs to be? 5322 
Maybe . . . 5322 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5322 
Narrow [Band] Tuning (DSP?) 5322 
ULF-only Sound 5282 
An easy ULF solution for someone. 5274 
Red Grills 5274 
It is exactly what I would like to avoid. 5273 
So I took your advice 5215 
Ok, let me know how it goes. 5215 
The ULF amp Itch. 5201 
Here is an update for the old thread.... 2822 
Good highs 2822 
Marchand 1879 
What truly are you tryin to accomplish? 1879 
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