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Site News: 26 Aug 2026

Romy the Cat has found another room. I’ve started a new fiction project under my name, Roman Bessnow. The new work is at MutationsBook.com
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Thread WITH the new posts.

Legends: "Week" - last week posts, "Bold" - entered last 48 hours.
Macondo’s lowest channel. 5855 
A mono LF channel – I do not like it. 5851 
LF Results 5851 
The size maters 5850 
Response Curve 5850 
ULF placement and power 5850 
Wishful thinking and the Maelstrom-21 5850 
I will need a direct radiator under the bottom… 5850 
ULF experience: Drivers & power considerations cont'd 5849 
To experiment during the New England winter 5849 
Pitching pitch 5849 
There are many key points…. 5849 
A first true bass test 5833 
Actually…. 5833 
Best place lost? 5828 
Best location for bass, where art thou? 5828 
What to expect from ULF channel? 5812 
OK, it is something. 5811 
The new ULF scenario experiments. 5804 
Time coherence of ULF - my experience 5804 
Placement of ULF #2 5804 
Why I like the like the location #1 5804 
I need to find another ULF solution. 5796 
Ceiling subs 5795 
The infinite baffle shall be a very good solution. 5795 
This morning I woke up horny 5795 
Dsp 5795 
Parametric filters 5794 
SMS 1, Act II 5794 
I think I have found the problem with my ULF 5794 
SMS distortion issue? 5794 
At 30Hz of high order there are not truly tone” of “sound” 5794 
DCX output stage mods 5794 
Very small minority of the folks… 5794 
Exactly zero I suspect. . . 5794 
DSP vs. Music vs. HT 5794 
10" array; how low? & SMS-1 distortion 5794 
Interesting: 10” vs. 15” 5794 
Multiples of the Same Rising Response Curve? 5794 
The crisis of perception. 5793 
Dynamic range of ULF, tsunami and something else. 5792 
The Circle Unbroken 5792 
I wonder… is it PP2000? 5776 
The ULF and PurePower 2000 5767 
ULF Channel and LP playback. 5710 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5708 
I do not have an opinion yet. 5708 
Imponderabilis Neurosis 5708 
Bass non-pathologic hallucination… 5708 
A new paradigm for ULF? 5708 
…a number of logical flaws… 5708 
MAD HATTER 5707 
Thinking about my lower bass 5687 
Has Schrödinger's cat moved in unnoticed? 5687 
Wrong. 5687 
Groove Echo 5687 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5686 
Listening help with ULF stimulator 5686 
The ULF debate: time-alignment 5684 
Trying to address the dilemma with lowest bass. 5683 
Rotary woofer for ULF? 5683 
I do not need a Rotary woofer, I need to be less Moron. 5683 
*** 5683 
Congrats 5682 
Getting some maturity with ULF 5681 
About ULF attenuation. 5680 
How is it implemented? 5680 
My implementation of ULF channel. 5680 
Further thoughts about ULF channel. 5679 
ULF 5679 
I would agree but… 5679 
The problem that that I see with my ULF 5679 
Loudspeaker Proximity Coupling in Midbass & ULF 5679 
Great rotary idea! 5679 
Brilliant analyses! 5679 
Going down with bass 5677 
Under FS 5677 
Ideal ULF/Midbass integration 5677 
My super smart room! 5677 
Erratum ( or errata if you insist) 5677 
The issue is a complex one and should not be addressed generically ... 5677 
Cost benefit analysis of midbass horns v/s compromised ULF 5677 
There is no cost-benefit analysis for this thing. 5677 
I will experiment. 5677 
Sometimes experiment is not just experiment. 5677 
One Bass Horn or Two – for Oxric 5676 
My ways to mimic Reality. 5676 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5676 
"the purpose of playing, whose end both at the first and now..." 5676 
No manuals for those things…. 5676 
More about Rotary ULF idea. 5671 
Phoenix Gold Cyclone 5671 
Passing the waves…. as usual.... 5667 
Drive ULF Amp from Midbass Amp Output 5666 
There is “something”… 5666 
I do not know what I deal with. 5665 
I want my ULF amp back. 5654 
ULF emergency: Big & nasty solutions 5653 
No-amplification time 5653 
Listening audio without ULF. 5652 
Ok, I got the bass amp… 5652 
How much power do I need for my ULF. 5642 
A True ULF - what an amassing tool!!! 5640 
Put Marchand Crossover into the game. 5636 
I begin to like my active crossover. 5624 
Line-level passive vs. active ULF filter 5622 
Hm, there is no way to escape the 4th order. 5622 
Phase butterfly effect. 5621 
Back to DSP? 5621 
What I am trying to accomplish. 5621 
The art of ULF volume adjustment. 5620 
Sitting on a fence with ULF 5618 
The overly-swallowable bass. 5611 
To deLamminate my ULF channel. 5610 
What a beautiful result!!! 5609 
Pipe Organ with 128' register in Augsburg, Germany 5603 
An absolute must for ULF channel. 5586 
The compartmentalized bass 5463 
Paralleled SET bass 5459 
A new concept of ULF channel. 5451 
Infinite baffle 5451 
A 4th order bandpass vibrator? 5451 
ULF idea, possibly stupid. 5450 
IB vs Horn 5450 
A Distributed Infinite Baffle? 5449 
"Tuning" the "IB" 5449 
Flip 90 degrees 5449 
Little bump and the elephant solutions 5449 
How to do THAT? 5448 
ULF from coffee table 5448 
The through-hole tapped horn. 5448 
25 hz at 6db? 5448 
ULF from the SledgeHammer 5448 
Why not really use the basement 5448 
Never say never 5448 
How good ULF needs to be? 5437 
How good the user needs to be? 5437 
Maybe . . . 5437 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5437 
Narrow [Band] Tuning (DSP?) 5437 
ULF-only Sound 5397 
An easy ULF solution for someone. 5389 
Red Grills 5389 
It is exactly what I would like to avoid. 5388 
So I took your advice 5330 
Ok, let me know how it goes. 5330 
The ULF amp Itch. 5316 
Here is an update for the old thread.... 2937 
Good highs 2937 
Marchand 1994 
What truly are you tryin to accomplish? 1994 
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