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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. 5841 
A mono LF channel – I do not like it. 5837 
LF Results 5837 
The size maters 5836 
Response Curve 5836 
ULF placement and power 5836 
Wishful thinking and the Maelstrom-21 5836 
I will need a direct radiator under the bottom… 5836 
ULF experience: Drivers & power considerations cont'd 5835 
To experiment during the New England winter 5835 
Pitching pitch 5835 
There are many key points…. 5835 
A first true bass test 5819 
Actually…. 5819 
Best place lost? 5814 
Best location for bass, where art thou? 5814 
What to expect from ULF channel? 5798 
OK, it is something. 5797 
The new ULF scenario experiments. 5790 
Time coherence of ULF - my experience 5790 
Placement of ULF #2 5790 
Why I like the like the location #1 5790 
I need to find another ULF solution. 5782 
Ceiling subs 5781 
The infinite baffle shall be a very good solution. 5781 
This morning I woke up horny 5781 
Dsp 5781 
Parametric filters 5780 
SMS 1, Act II 5780 
I think I have found the problem with my ULF 5780 
SMS distortion issue? 5780 
At 30Hz of high order there are not truly tone” of “sound” 5780 
DCX output stage mods 5780 
Very small minority of the folks… 5780 
Exactly zero I suspect. . . 5780 
DSP vs. Music vs. HT 5780 
10" array; how low? & SMS-1 distortion 5780 
Interesting: 10” vs. 15” 5780 
Multiples of the Same Rising Response Curve? 5780 
The crisis of perception. 5779 
Dynamic range of ULF, tsunami and something else. 5778 
The Circle Unbroken 5778 
I wonder… is it PP2000? 5762 
The ULF and PurePower 2000 5753 
ULF Channel and LP playback. 5696 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5694 
I do not have an opinion yet. 5694 
Imponderabilis Neurosis 5694 
Bass non-pathologic hallucination… 5694 
A new paradigm for ULF? 5694 
…a number of logical flaws… 5694 
MAD HATTER 5693 
Thinking about my lower bass 5673 
Has Schrödinger's cat moved in unnoticed? 5673 
Wrong. 5673 
Groove Echo 5673 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5672 
Listening help with ULF stimulator 5672 
The ULF debate: time-alignment 5670 
Trying to address the dilemma with lowest bass. 5669 
Rotary woofer for ULF? 5669 
I do not need a Rotary woofer, I need to be less Moron. 5669 
*** 5669 
Congrats 5668 
Getting some maturity with ULF 5667 
About ULF attenuation. 5666 
How is it implemented? 5666 
My implementation of ULF channel. 5666 
Further thoughts about ULF channel. 5665 
ULF 5665 
I would agree but… 5665 
The problem that that I see with my ULF 5665 
Loudspeaker Proximity Coupling in Midbass & ULF 5665 
Great rotary idea! 5665 
Brilliant analyses! 5665 
Going down with bass 5663 
Under FS 5663 
Ideal ULF/Midbass integration 5663 
My super smart room! 5663 
Erratum ( or errata if you insist) 5663 
The issue is a complex one and should not be addressed generically ... 5663 
Cost benefit analysis of midbass horns v/s compromised ULF 5663 
There is no cost-benefit analysis for this thing. 5663 
I will experiment. 5663 
Sometimes experiment is not just experiment. 5663 
One Bass Horn or Two – for Oxric 5662 
My ways to mimic Reality. 5662 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5662 
"the purpose of playing, whose end both at the first and now..." 5662 
No manuals for those things…. 5662 
More about Rotary ULF idea. 5657 
Phoenix Gold Cyclone 5657 
Passing the waves…. as usual.... 5653 
Drive ULF Amp from Midbass Amp Output 5652 
There is “something”… 5652 
I do not know what I deal with. 5651 
I want my ULF amp back. 5640 
ULF emergency: Big & nasty solutions 5639 
No-amplification time 5639 
Listening audio without ULF. 5638 
Ok, I got the bass amp… 5638 
How much power do I need for my ULF. 5628 
A True ULF - what an amassing tool!!! 5626 
Put Marchand Crossover into the game. 5622 
I begin to like my active crossover. 5610 
Line-level passive vs. active ULF filter 5608 
Hm, there is no way to escape the 4th order. 5608 
Phase butterfly effect. 5607 
Back to DSP? 5607 
What I am trying to accomplish. 5607 
The art of ULF volume adjustment. 5606 
Sitting on a fence with ULF 5604 
The overly-swallowable bass. 5597 
To deLamminate my ULF channel. 5596 
What a beautiful result!!! 5595 
Pipe Organ with 128' register in Augsburg, Germany 5589 
An absolute must for ULF channel. 5572 
The compartmentalized bass 5449 
Paralleled SET bass 5445 
A new concept of ULF channel. 5437 
Infinite baffle 5437 
A 4th order bandpass vibrator? 5437 
ULF idea, possibly stupid. 5436 
IB vs Horn 5436 
A Distributed Infinite Baffle? 5435 
"Tuning" the "IB" 5435 
Flip 90 degrees 5435 
Little bump and the elephant solutions 5435 
How to do THAT? 5434 
ULF from coffee table 5434 
The through-hole tapped horn. 5434 
25 hz at 6db? 5434 
ULF from the SledgeHammer 5434 
Why not really use the basement 5434 
Never say never 5434 
How good ULF needs to be? 5423 
How good the user needs to be? 5423 
Maybe . . . 5423 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5423 
Narrow [Band] Tuning (DSP?) 5423 
ULF-only Sound 5383 
An easy ULF solution for someone. 5375 
Red Grills 5375 
It is exactly what I would like to avoid. 5374 
So I took your advice 5316 
Ok, let me know how it goes. 5316 
The ULF amp Itch. 5302 
Here is an update for the old thread.... 2923 
Good highs 2923 
Marchand 1980 
What truly are you tryin to accomplish? 1980 
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