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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. 5852 
A mono LF channel – I do not like it. 5848 
LF Results 5848 
The size maters 5847 
Response Curve 5847 
ULF placement and power 5847 
Wishful thinking and the Maelstrom-21 5847 
I will need a direct radiator under the bottom… 5847 
ULF experience: Drivers & power considerations cont'd 5846 
To experiment during the New England winter 5846 
Pitching pitch 5846 
There are many key points…. 5846 
A first true bass test 5830 
Actually…. 5830 
Best place lost? 5825 
Best location for bass, where art thou? 5825 
What to expect from ULF channel? 5809 
OK, it is something. 5808 
The new ULF scenario experiments. 5801 
Time coherence of ULF - my experience 5801 
Placement of ULF #2 5801 
Why I like the like the location #1 5801 
I need to find another ULF solution. 5793 
Ceiling subs 5792 
The infinite baffle shall be a very good solution. 5792 
This morning I woke up horny 5792 
Dsp 5792 
Parametric filters 5791 
SMS 1, Act II 5791 
I think I have found the problem with my ULF 5791 
SMS distortion issue? 5791 
At 30Hz of high order there are not truly tone” of “sound” 5791 
DCX output stage mods 5791 
Very small minority of the folks… 5791 
Exactly zero I suspect. . . 5791 
DSP vs. Music vs. HT 5791 
10" array; how low? & SMS-1 distortion 5791 
Interesting: 10” vs. 15” 5791 
Multiples of the Same Rising Response Curve? 5791 
The crisis of perception. 5790 
Dynamic range of ULF, tsunami and something else. 5789 
The Circle Unbroken 5789 
I wonder… is it PP2000? 5773 
The ULF and PurePower 2000 5764 
ULF Channel and LP playback. 5707 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5705 
I do not have an opinion yet. 5705 
Imponderabilis Neurosis 5705 
Bass non-pathologic hallucination… 5705 
A new paradigm for ULF? 5705 
…a number of logical flaws… 5705 
MAD HATTER 5704 
Thinking about my lower bass 5684 
Has Schrödinger's cat moved in unnoticed? 5684 
Wrong. 5684 
Groove Echo 5684 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5683 
Listening help with ULF stimulator 5683 
The ULF debate: time-alignment 5681 
Trying to address the dilemma with lowest bass. 5680 
Rotary woofer for ULF? 5680 
I do not need a Rotary woofer, I need to be less Moron. 5680 
*** 5680 
Congrats 5679 
Getting some maturity with ULF 5678 
About ULF attenuation. 5677 
How is it implemented? 5677 
My implementation of ULF channel. 5677 
Further thoughts about ULF channel. 5676 
ULF 5676 
I would agree but… 5676 
The problem that that I see with my ULF 5676 
Loudspeaker Proximity Coupling in Midbass & ULF 5676 
Great rotary idea! 5676 
Brilliant analyses! 5676 
Going down with bass 5674 
Under FS 5674 
Ideal ULF/Midbass integration 5674 
My super smart room! 5674 
Erratum ( or errata if you insist) 5674 
The issue is a complex one and should not be addressed generically ... 5674 
Cost benefit analysis of midbass horns v/s compromised ULF 5674 
There is no cost-benefit analysis for this thing. 5674 
I will experiment. 5674 
Sometimes experiment is not just experiment. 5674 
One Bass Horn or Two – for Oxric 5673 
My ways to mimic Reality. 5673 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5673 
"the purpose of playing, whose end both at the first and now..." 5673 
No manuals for those things…. 5673 
More about Rotary ULF idea. 5668 
Phoenix Gold Cyclone 5668 
Passing the waves…. as usual.... 5664 
Drive ULF Amp from Midbass Amp Output 5663 
There is “something”… 5663 
I do not know what I deal with. 5662 
I want my ULF amp back. 5651 
ULF emergency: Big & nasty solutions 5650 
No-amplification time 5650 
Listening audio without ULF. 5649 
Ok, I got the bass amp… 5649 
How much power do I need for my ULF. 5639 
A True ULF - what an amassing tool!!! 5637 
Put Marchand Crossover into the game. 5633 
I begin to like my active crossover. 5621 
Line-level passive vs. active ULF filter 5619 
Hm, there is no way to escape the 4th order. 5619 
Phase butterfly effect. 5618 
Back to DSP? 5618 
What I am trying to accomplish. 5618 
The art of ULF volume adjustment. 5617 
Sitting on a fence with ULF 5615 
The overly-swallowable bass. 5608 
To deLamminate my ULF channel. 5607 
What a beautiful result!!! 5606 
Pipe Organ with 128' register in Augsburg, Germany 5600 
An absolute must for ULF channel. 5583 
The compartmentalized bass 5460 
Paralleled SET bass 5456 
A new concept of ULF channel. 5448 
Infinite baffle 5448 
A 4th order bandpass vibrator? 5448 
ULF idea, possibly stupid. 5447 
IB vs Horn 5447 
A Distributed Infinite Baffle? 5446 
"Tuning" the "IB" 5446 
Flip 90 degrees 5446 
Little bump and the elephant solutions 5446 
How to do THAT? 5445 
ULF from coffee table 5445 
The through-hole tapped horn. 5445 
25 hz at 6db? 5445 
ULF from the SledgeHammer 5445 
Why not really use the basement 5445 
Never say never 5445 
How good ULF needs to be? 5434 
How good the user needs to be? 5434 
Maybe . . . 5434 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5434 
Narrow [Band] Tuning (DSP?) 5434 
ULF-only Sound 5394 
An easy ULF solution for someone. 5386 
Red Grills 5386 
It is exactly what I would like to avoid. 5385 
So I took your advice 5327 
Ok, let me know how it goes. 5327 
The ULF amp Itch. 5313 
Here is an update for the old thread.... 2934 
Good highs 2934 
Marchand 1991 
What truly are you tryin to accomplish? 1991 
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