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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. 5746 
A mono LF channel – I do not like it. 5742 
LF Results 5742 
The size maters 5741 
Response Curve 5741 
ULF placement and power 5741 
Wishful thinking and the Maelstrom-21 5741 
I will need a direct radiator under the bottom… 5741 
ULF experience: Drivers & power considerations cont'd 5740 
To experiment during the New England winter 5740 
Pitching pitch 5740 
There are many key points…. 5740 
A first true bass test 5724 
Actually…. 5724 
Best place lost? 5719 
Best location for bass, where art thou? 5719 
What to expect from ULF channel? 5703 
OK, it is something. 5702 
The new ULF scenario experiments. 5695 
Time coherence of ULF - my experience 5695 
Placement of ULF #2 5695 
Why I like the like the location #1 5695 
I need to find another ULF solution. 5687 
Ceiling subs 5686 
The infinite baffle shall be a very good solution. 5686 
This morning I woke up horny 5686 
Dsp 5686 
Parametric filters 5685 
SMS 1, Act II 5685 
I think I have found the problem with my ULF 5685 
SMS distortion issue? 5685 
At 30Hz of high order there are not truly tone” of “sound” 5685 
DCX output stage mods 5685 
Very small minority of the folks… 5685 
Exactly zero I suspect. . . 5685 
DSP vs. Music vs. HT 5685 
10" array; how low? & SMS-1 distortion 5685 
Interesting: 10” vs. 15” 5685 
Multiples of the Same Rising Response Curve? 5685 
The crisis of perception. 5684 
Dynamic range of ULF, tsunami and something else. 5683 
The Circle Unbroken 5683 
I wonder… is it PP2000? 5667 
The ULF and PurePower 2000 5658 
ULF Channel and LP playback. 5601 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5599 
I do not have an opinion yet. 5599 
Imponderabilis Neurosis 5599 
Bass non-pathologic hallucination… 5599 
A new paradigm for ULF? 5599 
…a number of logical flaws… 5599 
MAD HATTER 5598 
Thinking about my lower bass 5578 
Has Schrödinger's cat moved in unnoticed? 5578 
Wrong. 5578 
Groove Echo 5578 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5577 
Listening help with ULF stimulator 5577 
The ULF debate: time-alignment 5575 
Trying to address the dilemma with lowest bass. 5574 
Rotary woofer for ULF? 5574 
I do not need a Rotary woofer, I need to be less Moron. 5574 
*** 5574 
Congrats 5573 
Getting some maturity with ULF 5572 
About ULF attenuation. 5571 
How is it implemented? 5571 
My implementation of ULF channel. 5571 
Further thoughts about ULF channel. 5570 
ULF 5570 
I would agree but… 5570 
The problem that that I see with my ULF 5570 
Loudspeaker Proximity Coupling in Midbass & ULF 5570 
Great rotary idea! 5570 
Brilliant analyses! 5570 
Going down with bass 5568 
Under FS 5568 
Ideal ULF/Midbass integration 5568 
My super smart room! 5568 
Erratum ( or errata if you insist) 5568 
The issue is a complex one and should not be addressed generically ... 5568 
Cost benefit analysis of midbass horns v/s compromised ULF 5568 
There is no cost-benefit analysis for this thing. 5568 
I will experiment. 5568 
Sometimes experiment is not just experiment. 5568 
One Bass Horn or Two – for Oxric 5567 
My ways to mimic Reality. 5567 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5567 
"the purpose of playing, whose end both at the first and now..." 5567 
No manuals for those things…. 5567 
More about Rotary ULF idea. 5562 
Phoenix Gold Cyclone 5562 
Passing the waves…. as usual.... 5558 
Drive ULF Amp from Midbass Amp Output 5557 
There is “something”… 5557 
I do not know what I deal with. 5556 
I want my ULF amp back. 5545 
ULF emergency: Big & nasty solutions 5544 
No-amplification time 5544 
Listening audio without ULF. 5543 
Ok, I got the bass amp… 5543 
How much power do I need for my ULF. 5533 
A True ULF - what an amassing tool!!! 5531 
Put Marchand Crossover into the game. 5527 
I begin to like my active crossover. 5515 
Line-level passive vs. active ULF filter 5513 
Hm, there is no way to escape the 4th order. 5513 
Phase butterfly effect. 5512 
Back to DSP? 5512 
What I am trying to accomplish. 5512 
The art of ULF volume adjustment. 5511 
Sitting on a fence with ULF 5509 
The overly-swallowable bass. 5502 
To deLamminate my ULF channel. 5501 
What a beautiful result!!! 5500 
Pipe Organ with 128' register in Augsburg, Germany 5494 
An absolute must for ULF channel. 5477 
The compartmentalized bass 5354 
Paralleled SET bass 5350 
A new concept of ULF channel. 5342 
Infinite baffle 5342 
A 4th order bandpass vibrator? 5342 
ULF idea, possibly stupid. 5341 
IB vs Horn 5341 
A Distributed Infinite Baffle? 5340 
"Tuning" the "IB" 5340 
Flip 90 degrees 5340 
Little bump and the elephant solutions 5340 
How to do THAT? 5339 
ULF from coffee table 5339 
The through-hole tapped horn. 5339 
25 hz at 6db? 5339 
ULF from the SledgeHammer 5339 
Why not really use the basement 5339 
Never say never 5339 
How good ULF needs to be? 5328 
How good the user needs to be? 5328 
Maybe . . . 5328 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5328 
Narrow [Band] Tuning (DSP?) 5328 
ULF-only Sound 5288 
An easy ULF solution for someone. 5280 
Red Grills 5280 
It is exactly what I would like to avoid. 5279 
So I took your advice 5221 
Ok, let me know how it goes. 5221 
The ULF amp Itch. 5207 
Here is an update for the old thread.... 2828 
Good highs 2828 
Marchand 1885 
What truly are you tryin to accomplish? 1885 
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