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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. 5853 
A mono LF channel – I do not like it. 5849 
LF Results 5849 
The size maters 5848 
Response Curve 5848 
ULF placement and power 5848 
Wishful thinking and the Maelstrom-21 5848 
I will need a direct radiator under the bottom… 5848 
ULF experience: Drivers & power considerations cont'd 5847 
To experiment during the New England winter 5847 
Pitching pitch 5847 
There are many key points…. 5847 
A first true bass test 5831 
Actually…. 5831 
Best place lost? 5826 
Best location for bass, where art thou? 5826 
What to expect from ULF channel? 5810 
OK, it is something. 5809 
The new ULF scenario experiments. 5802 
Time coherence of ULF - my experience 5802 
Placement of ULF #2 5802 
Why I like the like the location #1 5802 
I need to find another ULF solution. 5794 
Ceiling subs 5793 
The infinite baffle shall be a very good solution. 5793 
This morning I woke up horny 5793 
Dsp 5793 
Parametric filters 5792 
SMS 1, Act II 5792 
I think I have found the problem with my ULF 5792 
SMS distortion issue? 5792 
At 30Hz of high order there are not truly tone” of “sound” 5792 
DCX output stage mods 5792 
Very small minority of the folks… 5792 
Exactly zero I suspect. . . 5792 
DSP vs. Music vs. HT 5792 
10" array; how low? & SMS-1 distortion 5792 
Interesting: 10” vs. 15” 5792 
Multiples of the Same Rising Response Curve? 5792 
The crisis of perception. 5791 
Dynamic range of ULF, tsunami and something else. 5790 
The Circle Unbroken 5790 
I wonder… is it PP2000? 5774 
The ULF and PurePower 2000 5765 
ULF Channel and LP playback. 5708 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5706 
I do not have an opinion yet. 5706 
Imponderabilis Neurosis 5706 
Bass non-pathologic hallucination… 5706 
A new paradigm for ULF? 5706 
…a number of logical flaws… 5706 
MAD HATTER 5705 
Thinking about my lower bass 5685 
Has Schrödinger's cat moved in unnoticed? 5685 
Wrong. 5685 
Groove Echo 5685 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5684 
Listening help with ULF stimulator 5684 
The ULF debate: time-alignment 5682 
Trying to address the dilemma with lowest bass. 5681 
Rotary woofer for ULF? 5681 
I do not need a Rotary woofer, I need to be less Moron. 5681 
*** 5681 
Congrats 5680 
Getting some maturity with ULF 5679 
About ULF attenuation. 5678 
How is it implemented? 5678 
My implementation of ULF channel. 5678 
Further thoughts about ULF channel. 5677 
ULF 5677 
I would agree but… 5677 
The problem that that I see with my ULF 5677 
Loudspeaker Proximity Coupling in Midbass & ULF 5677 
Great rotary idea! 5677 
Brilliant analyses! 5677 
Going down with bass 5675 
Under FS 5675 
Ideal ULF/Midbass integration 5675 
My super smart room! 5675 
Erratum ( or errata if you insist) 5675 
The issue is a complex one and should not be addressed generically ... 5675 
Cost benefit analysis of midbass horns v/s compromised ULF 5675 
There is no cost-benefit analysis for this thing. 5675 
I will experiment. 5675 
Sometimes experiment is not just experiment. 5675 
One Bass Horn or Two – for Oxric 5674 
My ways to mimic Reality. 5674 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5674 
"the purpose of playing, whose end both at the first and now..." 5674 
No manuals for those things…. 5674 
More about Rotary ULF idea. 5669 
Phoenix Gold Cyclone 5669 
Passing the waves…. as usual.... 5665 
Drive ULF Amp from Midbass Amp Output 5664 
There is “something”… 5664 
I do not know what I deal with. 5663 
I want my ULF amp back. 5652 
ULF emergency: Big & nasty solutions 5651 
No-amplification time 5651 
Listening audio without ULF. 5650 
Ok, I got the bass amp… 5650 
How much power do I need for my ULF. 5640 
A True ULF - what an amassing tool!!! 5638 
Put Marchand Crossover into the game. 5634 
I begin to like my active crossover. 5622 
Line-level passive vs. active ULF filter 5620 
Hm, there is no way to escape the 4th order. 5620 
Phase butterfly effect. 5619 
Back to DSP? 5619 
What I am trying to accomplish. 5619 
The art of ULF volume adjustment. 5618 
Sitting on a fence with ULF 5616 
The overly-swallowable bass. 5609 
To deLamminate my ULF channel. 5608 
What a beautiful result!!! 5607 
Pipe Organ with 128' register in Augsburg, Germany 5601 
An absolute must for ULF channel. 5584 
The compartmentalized bass 5461 
Paralleled SET bass 5457 
A new concept of ULF channel. 5449 
Infinite baffle 5449 
A 4th order bandpass vibrator? 5449 
ULF idea, possibly stupid. 5448 
IB vs Horn 5448 
A Distributed Infinite Baffle? 5447 
"Tuning" the "IB" 5447 
Flip 90 degrees 5447 
Little bump and the elephant solutions 5447 
How to do THAT? 5446 
ULF from coffee table 5446 
The through-hole tapped horn. 5446 
25 hz at 6db? 5446 
ULF from the SledgeHammer 5446 
Why not really use the basement 5446 
Never say never 5446 
How good ULF needs to be? 5435 
How good the user needs to be? 5435 
Maybe . . . 5435 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5435 
Narrow [Band] Tuning (DSP?) 5435 
ULF-only Sound 5395 
An easy ULF solution for someone. 5387 
Red Grills 5387 
It is exactly what I would like to avoid. 5386 
So I took your advice 5328 
Ok, let me know how it goes. 5328 
The ULF amp Itch. 5314 
Here is an update for the old thread.... 2935 
Good highs 2935 
Marchand 1992 
What truly are you tryin to accomplish? 1992 
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