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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. 5827 
A mono LF channel – I do not like it. 5823 
LF Results 5823 
The size maters 5822 
Response Curve 5822 
ULF placement and power 5822 
Wishful thinking and the Maelstrom-21 5822 
I will need a direct radiator under the bottom… 5822 
ULF experience: Drivers & power considerations cont'd 5821 
To experiment during the New England winter 5821 
Pitching pitch 5821 
There are many key points…. 5821 
A first true bass test 5805 
Actually…. 5805 
Best place lost? 5800 
Best location for bass, where art thou? 5800 
What to expect from ULF channel? 5784 
OK, it is something. 5783 
The new ULF scenario experiments. 5776 
Time coherence of ULF - my experience 5776 
Placement of ULF #2 5776 
Why I like the like the location #1 5776 
I need to find another ULF solution. 5768 
Ceiling subs 5767 
The infinite baffle shall be a very good solution. 5767 
This morning I woke up horny 5767 
Dsp 5767 
Parametric filters 5766 
SMS 1, Act II 5766 
I think I have found the problem with my ULF 5766 
SMS distortion issue? 5766 
At 30Hz of high order there are not truly tone” of “sound” 5766 
DCX output stage mods 5766 
Very small minority of the folks… 5766 
Exactly zero I suspect. . . 5766 
DSP vs. Music vs. HT 5766 
10" array; how low? & SMS-1 distortion 5766 
Interesting: 10” vs. 15” 5766 
Multiples of the Same Rising Response Curve? 5766 
The crisis of perception. 5765 
Dynamic range of ULF, tsunami and something else. 5764 
The Circle Unbroken 5764 
I wonder… is it PP2000? 5748 
The ULF and PurePower 2000 5739 
ULF Channel and LP playback. 5682 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5680 
I do not have an opinion yet. 5680 
Imponderabilis Neurosis 5680 
Bass non-pathologic hallucination… 5680 
A new paradigm for ULF? 5680 
…a number of logical flaws… 5680 
MAD HATTER 5679 
Thinking about my lower bass 5659 
Has Schrödinger's cat moved in unnoticed? 5659 
Wrong. 5659 
Groove Echo 5659 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5658 
Listening help with ULF stimulator 5658 
The ULF debate: time-alignment 5656 
Trying to address the dilemma with lowest bass. 5655 
Rotary woofer for ULF? 5655 
I do not need a Rotary woofer, I need to be less Moron. 5655 
*** 5655 
Congrats 5654 
Getting some maturity with ULF 5653 
About ULF attenuation. 5652 
How is it implemented? 5652 
My implementation of ULF channel. 5652 
Further thoughts about ULF channel. 5651 
ULF 5651 
I would agree but… 5651 
The problem that that I see with my ULF 5651 
Loudspeaker Proximity Coupling in Midbass & ULF 5651 
Great rotary idea! 5651 
Brilliant analyses! 5651 
Going down with bass 5649 
Under FS 5649 
Ideal ULF/Midbass integration 5649 
My super smart room! 5649 
Erratum ( or errata if you insist) 5649 
The issue is a complex one and should not be addressed generically ... 5649 
Cost benefit analysis of midbass horns v/s compromised ULF 5649 
There is no cost-benefit analysis for this thing. 5649 
I will experiment. 5649 
Sometimes experiment is not just experiment. 5649 
One Bass Horn or Two – for Oxric 5648 
My ways to mimic Reality. 5648 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5648 
"the purpose of playing, whose end both at the first and now..." 5648 
No manuals for those things…. 5648 
More about Rotary ULF idea. 5643 
Phoenix Gold Cyclone 5643 
Passing the waves…. as usual.... 5639 
Drive ULF Amp from Midbass Amp Output 5638 
There is “something”… 5638 
I do not know what I deal with. 5637 
I want my ULF amp back. 5626 
ULF emergency: Big & nasty solutions 5625 
No-amplification time 5625 
Listening audio without ULF. 5624 
Ok, I got the bass amp… 5624 
How much power do I need for my ULF. 5614 
A True ULF - what an amassing tool!!! 5612 
Put Marchand Crossover into the game. 5608 
I begin to like my active crossover. 5596 
Line-level passive vs. active ULF filter 5594 
Hm, there is no way to escape the 4th order. 5594 
Phase butterfly effect. 5593 
Back to DSP? 5593 
What I am trying to accomplish. 5593 
The art of ULF volume adjustment. 5592 
Sitting on a fence with ULF 5590 
The overly-swallowable bass. 5583 
To deLamminate my ULF channel. 5582 
What a beautiful result!!! 5581 
Pipe Organ with 128' register in Augsburg, Germany 5575 
An absolute must for ULF channel. 5558 
The compartmentalized bass 5435 
Paralleled SET bass 5431 
A new concept of ULF channel. 5423 
Infinite baffle 5423 
A 4th order bandpass vibrator? 5423 
ULF idea, possibly stupid. 5422 
IB vs Horn 5422 
A Distributed Infinite Baffle? 5421 
"Tuning" the "IB" 5421 
Flip 90 degrees 5421 
Little bump and the elephant solutions 5421 
How to do THAT? 5420 
ULF from coffee table 5420 
The through-hole tapped horn. 5420 
25 hz at 6db? 5420 
ULF from the SledgeHammer 5420 
Why not really use the basement 5420 
Never say never 5420 
How good ULF needs to be? 5409 
How good the user needs to be? 5409 
Maybe . . . 5409 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5409 
Narrow [Band] Tuning (DSP?) 5409 
ULF-only Sound 5369 
An easy ULF solution for someone. 5361 
Red Grills 5361 
It is exactly what I would like to avoid. 5360 
So I took your advice 5302 
Ok, let me know how it goes. 5302 
The ULF amp Itch. 5288 
Here is an update for the old thread.... 2909 
Good highs 2909 
Marchand 1966 
What truly are you tryin to accomplish? 1966 
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