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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. 5867 
A mono LF channel – I do not like it. 5863 
LF Results 5863 
The size maters 5862 
Response Curve 5862 
ULF placement and power 5862 
Wishful thinking and the Maelstrom-21 5862 
I will need a direct radiator under the bottom… 5862 
ULF experience: Drivers & power considerations cont'd 5861 
To experiment during the New England winter 5861 
Pitching pitch 5861 
There are many key points…. 5861 
A first true bass test 5845 
Actually…. 5845 
Best place lost? 5840 
Best location for bass, where art thou? 5840 
What to expect from ULF channel? 5824 
OK, it is something. 5823 
The new ULF scenario experiments. 5816 
Time coherence of ULF - my experience 5816 
Placement of ULF #2 5816 
Why I like the like the location #1 5816 
I need to find another ULF solution. 5808 
Ceiling subs 5807 
The infinite baffle shall be a very good solution. 5807 
This morning I woke up horny 5807 
Dsp 5807 
Parametric filters 5806 
SMS 1, Act II 5806 
I think I have found the problem with my ULF 5806 
SMS distortion issue? 5806 
At 30Hz of high order there are not truly tone” of “sound” 5806 
DCX output stage mods 5806 
Very small minority of the folks… 5806 
Exactly zero I suspect. . . 5806 
DSP vs. Music vs. HT 5806 
10" array; how low? & SMS-1 distortion 5806 
Interesting: 10” vs. 15” 5806 
Multiples of the Same Rising Response Curve? 5806 
The crisis of perception. 5805 
Dynamic range of ULF, tsunami and something else. 5804 
The Circle Unbroken 5804 
I wonder… is it PP2000? 5788 
The ULF and PurePower 2000 5779 
ULF Channel and LP playback. 5722 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5720 
I do not have an opinion yet. 5720 
Imponderabilis Neurosis 5720 
Bass non-pathologic hallucination… 5720 
A new paradigm for ULF? 5720 
…a number of logical flaws… 5720 
MAD HATTER 5719 
Thinking about my lower bass 5699 
Has Schrödinger's cat moved in unnoticed? 5699 
Wrong. 5699 
Groove Echo 5699 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5698 
Listening help with ULF stimulator 5698 
The ULF debate: time-alignment 5696 
Trying to address the dilemma with lowest bass. 5695 
Rotary woofer for ULF? 5695 
I do not need a Rotary woofer, I need to be less Moron. 5695 
*** 5695 
Congrats 5694 
Getting some maturity with ULF 5693 
About ULF attenuation. 5692 
How is it implemented? 5692 
My implementation of ULF channel. 5692 
Further thoughts about ULF channel. 5691 
ULF 5691 
I would agree but… 5691 
The problem that that I see with my ULF 5691 
Loudspeaker Proximity Coupling in Midbass & ULF 5691 
Great rotary idea! 5691 
Brilliant analyses! 5691 
Going down with bass 5689 
Under FS 5689 
Ideal ULF/Midbass integration 5689 
My super smart room! 5689 
Erratum ( or errata if you insist) 5689 
The issue is a complex one and should not be addressed generically ... 5689 
Cost benefit analysis of midbass horns v/s compromised ULF 5689 
There is no cost-benefit analysis for this thing. 5689 
I will experiment. 5689 
Sometimes experiment is not just experiment. 5689 
One Bass Horn or Two – for Oxric 5688 
My ways to mimic Reality. 5688 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5688 
"the purpose of playing, whose end both at the first and now..." 5688 
No manuals for those things…. 5688 
More about Rotary ULF idea. 5683 
Phoenix Gold Cyclone 5683 
Passing the waves…. as usual.... 5679 
Drive ULF Amp from Midbass Amp Output 5678 
There is “something”… 5678 
I do not know what I deal with. 5677 
I want my ULF amp back. 5666 
ULF emergency: Big & nasty solutions 5665 
No-amplification time 5665 
Listening audio without ULF. 5664 
Ok, I got the bass amp… 5664 
How much power do I need for my ULF. 5654 
A True ULF - what an amassing tool!!! 5652 
Put Marchand Crossover into the game. 5648 
I begin to like my active crossover. 5636 
Line-level passive vs. active ULF filter 5634 
Hm, there is no way to escape the 4th order. 5634 
Phase butterfly effect. 5633 
Back to DSP? 5633 
What I am trying to accomplish. 5633 
The art of ULF volume adjustment. 5632 
Sitting on a fence with ULF 5630 
The overly-swallowable bass. 5623 
To deLamminate my ULF channel. 5622 
What a beautiful result!!! 5621 
Pipe Organ with 128' register in Augsburg, Germany 5615 
An absolute must for ULF channel. 5598 
The compartmentalized bass 5475 
Paralleled SET bass 5471 
A new concept of ULF channel. 5463 
Infinite baffle 5463 
A 4th order bandpass vibrator? 5463 
ULF idea, possibly stupid. 5462 
IB vs Horn 5462 
A Distributed Infinite Baffle? 5461 
"Tuning" the "IB" 5461 
Flip 90 degrees 5461 
Little bump and the elephant solutions 5461 
How to do THAT? 5460 
ULF from coffee table 5460 
The through-hole tapped horn. 5460 
25 hz at 6db? 5460 
ULF from the SledgeHammer 5460 
Why not really use the basement 5460 
Never say never 5460 
How good ULF needs to be? 5449 
How good the user needs to be? 5449 
Maybe . . . 5449 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5449 
Narrow [Band] Tuning (DSP?) 5449 
ULF-only Sound 5409 
An easy ULF solution for someone. 5401 
Red Grills 5401 
It is exactly what I would like to avoid. 5400 
So I took your advice 5342 
Ok, let me know how it goes. 5342 
The ULF amp Itch. 5328 
Here is an update for the old thread.... 2949 
Good highs 2949 
Marchand 2006 
What truly are you tryin to accomplish? 2006 
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