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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. 5884 
A mono LF channel – I do not like it. 5880 
LF Results 5880 
The size maters 5879 
Response Curve 5879 
ULF placement and power 5879 
Wishful thinking and the Maelstrom-21 5879 
I will need a direct radiator under the bottom… 5879 
ULF experience: Drivers & power considerations cont'd 5878 
To experiment during the New England winter 5878 
Pitching pitch 5878 
There are many key points…. 5878 
A first true bass test 5862 
Actually…. 5862 
Best place lost? 5857 
Best location for bass, where art thou? 5857 
What to expect from ULF channel? 5841 
OK, it is something. 5840 
The new ULF scenario experiments. 5833 
Time coherence of ULF - my experience 5833 
Placement of ULF #2 5833 
Why I like the like the location #1 5833 
I need to find another ULF solution. 5825 
Ceiling subs 5824 
The infinite baffle shall be a very good solution. 5824 
This morning I woke up horny 5824 
Dsp 5824 
Parametric filters 5823 
SMS 1, Act II 5823 
I think I have found the problem with my ULF 5823 
SMS distortion issue? 5823 
At 30Hz of high order there are not truly tone” of “sound” 5823 
DCX output stage mods 5823 
Very small minority of the folks… 5823 
Exactly zero I suspect. . . 5823 
DSP vs. Music vs. HT 5823 
10" array; how low? & SMS-1 distortion 5823 
Interesting: 10” vs. 15” 5823 
Multiples of the Same Rising Response Curve? 5823 
The crisis of perception. 5822 
Dynamic range of ULF, tsunami and something else. 5821 
The Circle Unbroken 5821 
I wonder… is it PP2000? 5805 
The ULF and PurePower 2000 5796 
ULF Channel and LP playback. 5739 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5737 
I do not have an opinion yet. 5737 
Imponderabilis Neurosis 5737 
Bass non-pathologic hallucination… 5737 
A new paradigm for ULF? 5737 
…a number of logical flaws… 5737 
MAD HATTER 5736 
Thinking about my lower bass 5716 
Has Schrödinger's cat moved in unnoticed? 5716 
Wrong. 5716 
Groove Echo 5716 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5715 
Listening help with ULF stimulator 5715 
The ULF debate: time-alignment 5713 
Trying to address the dilemma with lowest bass. 5712 
Rotary woofer for ULF? 5712 
I do not need a Rotary woofer, I need to be less Moron. 5712 
*** 5712 
Congrats 5711 
Getting some maturity with ULF 5710 
About ULF attenuation. 5709 
How is it implemented? 5709 
My implementation of ULF channel. 5709 
Further thoughts about ULF channel. 5708 
ULF 5708 
I would agree but… 5708 
The problem that that I see with my ULF 5708 
Loudspeaker Proximity Coupling in Midbass & ULF 5708 
Great rotary idea! 5708 
Brilliant analyses! 5708 
Going down with bass 5706 
Under FS 5706 
Ideal ULF/Midbass integration 5706 
My super smart room! 5706 
Erratum ( or errata if you insist) 5706 
The issue is a complex one and should not be addressed generically ... 5706 
Cost benefit analysis of midbass horns v/s compromised ULF 5706 
There is no cost-benefit analysis for this thing. 5706 
I will experiment. 5706 
Sometimes experiment is not just experiment. 5706 
One Bass Horn or Two – for Oxric 5705 
My ways to mimic Reality. 5705 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5705 
"the purpose of playing, whose end both at the first and now..." 5705 
No manuals for those things…. 5705 
More about Rotary ULF idea. 5700 
Phoenix Gold Cyclone 5700 
Passing the waves…. as usual.... 5696 
Drive ULF Amp from Midbass Amp Output 5695 
There is “something”… 5695 
I do not know what I deal with. 5694 
I want my ULF amp back. 5683 
ULF emergency: Big & nasty solutions 5682 
No-amplification time 5682 
Listening audio without ULF. 5681 
Ok, I got the bass amp… 5681 
How much power do I need for my ULF. 5671 
A True ULF - what an amassing tool!!! 5669 
Put Marchand Crossover into the game. 5665 
I begin to like my active crossover. 5653 
Line-level passive vs. active ULF filter 5651 
Hm, there is no way to escape the 4th order. 5651 
Phase butterfly effect. 5650 
Back to DSP? 5650 
What I am trying to accomplish. 5650 
The art of ULF volume adjustment. 5649 
Sitting on a fence with ULF 5647 
The overly-swallowable bass. 5640 
To deLamminate my ULF channel. 5639 
What a beautiful result!!! 5638 
Pipe Organ with 128' register in Augsburg, Germany 5632 
An absolute must for ULF channel. 5615 
The compartmentalized bass 5492 
Paralleled SET bass 5488 
A new concept of ULF channel. 5480 
Infinite baffle 5480 
A 4th order bandpass vibrator? 5480 
ULF idea, possibly stupid. 5479 
IB vs Horn 5479 
A Distributed Infinite Baffle? 5478 
"Tuning" the "IB" 5478 
Flip 90 degrees 5478 
Little bump and the elephant solutions 5478 
How to do THAT? 5477 
ULF from coffee table 5477 
The through-hole tapped horn. 5477 
25 hz at 6db? 5477 
ULF from the SledgeHammer 5477 
Why not really use the basement 5477 
Never say never 5477 
How good ULF needs to be? 5466 
How good the user needs to be? 5466 
Maybe . . . 5466 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5466 
Narrow [Band] Tuning (DSP?) 5466 
ULF-only Sound 5426 
An easy ULF solution for someone. 5418 
Red Grills 5418 
It is exactly what I would like to avoid. 5417 
So I took your advice 5359 
Ok, let me know how it goes. 5359 
The ULF amp Itch. 5345 
Here is an update for the old thread.... 2966 
Good highs 2966 
Marchand 2023 
What truly are you tryin to accomplish? 2023 
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