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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. 5830 
A mono LF channel – I do not like it. 5826 
LF Results 5826 
The size maters 5825 
Response Curve 5825 
ULF placement and power 5825 
Wishful thinking and the Maelstrom-21 5825 
I will need a direct radiator under the bottom… 5825 
ULF experience: Drivers & power considerations cont'd 5824 
To experiment during the New England winter 5824 
Pitching pitch 5824 
There are many key points…. 5824 
A first true bass test 5808 
Actually…. 5808 
Best place lost? 5803 
Best location for bass, where art thou? 5803 
What to expect from ULF channel? 5787 
OK, it is something. 5786 
The new ULF scenario experiments. 5779 
Time coherence of ULF - my experience 5779 
Placement of ULF #2 5779 
Why I like the like the location #1 5779 
I need to find another ULF solution. 5771 
Ceiling subs 5770 
The infinite baffle shall be a very good solution. 5770 
This morning I woke up horny 5770 
Dsp 5770 
Parametric filters 5769 
SMS 1, Act II 5769 
I think I have found the problem with my ULF 5769 
SMS distortion issue? 5769 
At 30Hz of high order there are not truly tone” of “sound” 5769 
DCX output stage mods 5769 
Very small minority of the folks… 5769 
Exactly zero I suspect. . . 5769 
DSP vs. Music vs. HT 5769 
10" array; how low? & SMS-1 distortion 5769 
Interesting: 10” vs. 15” 5769 
Multiples of the Same Rising Response Curve? 5769 
The crisis of perception. 5768 
Dynamic range of ULF, tsunami and something else. 5767 
The Circle Unbroken 5767 
I wonder… is it PP2000? 5751 
The ULF and PurePower 2000 5742 
ULF Channel and LP playback. 5685 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5683 
I do not have an opinion yet. 5683 
Imponderabilis Neurosis 5683 
Bass non-pathologic hallucination… 5683 
A new paradigm for ULF? 5683 
…a number of logical flaws… 5683 
MAD HATTER 5682 
Thinking about my lower bass 5662 
Has Schrödinger's cat moved in unnoticed? 5662 
Wrong. 5662 
Groove Echo 5662 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5661 
Listening help with ULF stimulator 5661 
The ULF debate: time-alignment 5659 
Trying to address the dilemma with lowest bass. 5658 
Rotary woofer for ULF? 5658 
I do not need a Rotary woofer, I need to be less Moron. 5658 
*** 5658 
Congrats 5657 
Getting some maturity with ULF 5656 
About ULF attenuation. 5655 
How is it implemented? 5655 
My implementation of ULF channel. 5655 
Further thoughts about ULF channel. 5654 
ULF 5654 
I would agree but… 5654 
The problem that that I see with my ULF 5654 
Loudspeaker Proximity Coupling in Midbass & ULF 5654 
Great rotary idea! 5654 
Brilliant analyses! 5654 
Going down with bass 5652 
Under FS 5652 
Ideal ULF/Midbass integration 5652 
My super smart room! 5652 
Erratum ( or errata if you insist) 5652 
The issue is a complex one and should not be addressed generically ... 5652 
Cost benefit analysis of midbass horns v/s compromised ULF 5652 
There is no cost-benefit analysis for this thing. 5652 
I will experiment. 5652 
Sometimes experiment is not just experiment. 5652 
One Bass Horn or Two – for Oxric 5651 
My ways to mimic Reality. 5651 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5651 
"the purpose of playing, whose end both at the first and now..." 5651 
No manuals for those things…. 5651 
More about Rotary ULF idea. 5646 
Phoenix Gold Cyclone 5646 
Passing the waves…. as usual.... 5642 
Drive ULF Amp from Midbass Amp Output 5641 
There is “something”… 5641 
I do not know what I deal with. 5640 
I want my ULF amp back. 5629 
ULF emergency: Big & nasty solutions 5628 
No-amplification time 5628 
Listening audio without ULF. 5627 
Ok, I got the bass amp… 5627 
How much power do I need for my ULF. 5617 
A True ULF - what an amassing tool!!! 5615 
Put Marchand Crossover into the game. 5611 
I begin to like my active crossover. 5599 
Line-level passive vs. active ULF filter 5597 
Hm, there is no way to escape the 4th order. 5597 
Phase butterfly effect. 5596 
Back to DSP? 5596 
What I am trying to accomplish. 5596 
The art of ULF volume adjustment. 5595 
Sitting on a fence with ULF 5593 
The overly-swallowable bass. 5586 
To deLamminate my ULF channel. 5585 
What a beautiful result!!! 5584 
Pipe Organ with 128' register in Augsburg, Germany 5578 
An absolute must for ULF channel. 5561 
The compartmentalized bass 5438 
Paralleled SET bass 5434 
A new concept of ULF channel. 5426 
Infinite baffle 5426 
A 4th order bandpass vibrator? 5426 
ULF idea, possibly stupid. 5425 
IB vs Horn 5425 
A Distributed Infinite Baffle? 5424 
"Tuning" the "IB" 5424 
Flip 90 degrees 5424 
Little bump and the elephant solutions 5424 
How to do THAT? 5423 
ULF from coffee table 5423 
The through-hole tapped horn. 5423 
25 hz at 6db? 5423 
ULF from the SledgeHammer 5423 
Why not really use the basement 5423 
Never say never 5423 
How good ULF needs to be? 5412 
How good the user needs to be? 5412 
Maybe . . . 5412 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5412 
Narrow [Band] Tuning (DSP?) 5412 
ULF-only Sound 5372 
An easy ULF solution for someone. 5364 
Red Grills 5364 
It is exactly what I would like to avoid. 5363 
So I took your advice 5305 
Ok, let me know how it goes. 5305 
The ULF amp Itch. 5291 
Here is an update for the old thread.... 2912 
Good highs 2912 
Marchand 1969 
What truly are you tryin to accomplish? 1969 
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