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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. 5895 
A mono LF channel – I do not like it. 5891 
LF Results 5891 
The size maters 5890 
Response Curve 5890 
ULF placement and power 5890 
Wishful thinking and the Maelstrom-21 5890 
I will need a direct radiator under the bottom… 5890 
ULF experience: Drivers & power considerations cont'd 5889 
To experiment during the New England winter 5889 
Pitching pitch 5889 
There are many key points…. 5889 
A first true bass test 5873 
Actually…. 5873 
Best place lost? 5868 
Best location for bass, where art thou? 5868 
What to expect from ULF channel? 5852 
OK, it is something. 5851 
The new ULF scenario experiments. 5844 
Time coherence of ULF - my experience 5844 
Placement of ULF #2 5844 
Why I like the like the location #1 5844 
I need to find another ULF solution. 5836 
Ceiling subs 5835 
The infinite baffle shall be a very good solution. 5835 
This morning I woke up horny 5835 
Dsp 5835 
Parametric filters 5834 
SMS 1, Act II 5834 
I think I have found the problem with my ULF 5834 
SMS distortion issue? 5834 
At 30Hz of high order there are not truly tone” of “sound” 5834 
DCX output stage mods 5834 
Very small minority of the folks… 5834 
Exactly zero I suspect. . . 5834 
DSP vs. Music vs. HT 5834 
10" array; how low? & SMS-1 distortion 5834 
Interesting: 10” vs. 15” 5834 
Multiples of the Same Rising Response Curve? 5834 
The crisis of perception. 5833 
Dynamic range of ULF, tsunami and something else. 5832 
The Circle Unbroken 5832 
I wonder… is it PP2000? 5816 
The ULF and PurePower 2000 5807 
ULF Channel and LP playback. 5750 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5748 
I do not have an opinion yet. 5748 
Imponderabilis Neurosis 5748 
Bass non-pathologic hallucination… 5748 
A new paradigm for ULF? 5748 
…a number of logical flaws… 5748 
MAD HATTER 5747 
Thinking about my lower bass 5727 
Has Schrödinger's cat moved in unnoticed? 5727 
Wrong. 5727 
Groove Echo 5727 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5726 
Listening help with ULF stimulator 5726 
The ULF debate: time-alignment 5724 
Trying to address the dilemma with lowest bass. 5723 
Rotary woofer for ULF? 5723 
I do not need a Rotary woofer, I need to be less Moron. 5723 
*** 5723 
Congrats 5722 
Getting some maturity with ULF 5721 
About ULF attenuation. 5720 
How is it implemented? 5720 
My implementation of ULF channel. 5720 
Further thoughts about ULF channel. 5719 
ULF 5719 
I would agree but… 5719 
The problem that that I see with my ULF 5719 
Loudspeaker Proximity Coupling in Midbass & ULF 5719 
Great rotary idea! 5719 
Brilliant analyses! 5719 
Going down with bass 5717 
Under FS 5717 
Ideal ULF/Midbass integration 5717 
My super smart room! 5717 
Erratum ( or errata if you insist) 5717 
The issue is a complex one and should not be addressed generically ... 5717 
Cost benefit analysis of midbass horns v/s compromised ULF 5717 
There is no cost-benefit analysis for this thing. 5717 
I will experiment. 5717 
Sometimes experiment is not just experiment. 5717 
One Bass Horn or Two – for Oxric 5716 
My ways to mimic Reality. 5716 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5716 
"the purpose of playing, whose end both at the first and now..." 5716 
No manuals for those things…. 5716 
More about Rotary ULF idea. 5711 
Phoenix Gold Cyclone 5711 
Passing the waves…. as usual.... 5707 
Drive ULF Amp from Midbass Amp Output 5706 
There is “something”… 5706 
I do not know what I deal with. 5705 
I want my ULF amp back. 5694 
ULF emergency: Big & nasty solutions 5693 
No-amplification time 5693 
Listening audio without ULF. 5692 
Ok, I got the bass amp… 5692 
How much power do I need for my ULF. 5682 
A True ULF - what an amassing tool!!! 5680 
Put Marchand Crossover into the game. 5676 
I begin to like my active crossover. 5664 
Line-level passive vs. active ULF filter 5662 
Hm, there is no way to escape the 4th order. 5662 
Phase butterfly effect. 5661 
Back to DSP? 5661 
What I am trying to accomplish. 5661 
The art of ULF volume adjustment. 5660 
Sitting on a fence with ULF 5658 
The overly-swallowable bass. 5651 
To deLamminate my ULF channel. 5650 
What a beautiful result!!! 5649 
Pipe Organ with 128' register in Augsburg, Germany 5643 
An absolute must for ULF channel. 5626 
The compartmentalized bass 5503 
Paralleled SET bass 5499 
A new concept of ULF channel. 5491 
Infinite baffle 5491 
A 4th order bandpass vibrator? 5491 
ULF idea, possibly stupid. 5490 
IB vs Horn 5490 
A Distributed Infinite Baffle? 5489 
"Tuning" the "IB" 5489 
Flip 90 degrees 5489 
Little bump and the elephant solutions 5489 
How to do THAT? 5488 
ULF from coffee table 5488 
The through-hole tapped horn. 5488 
25 hz at 6db? 5488 
ULF from the SledgeHammer 5488 
Why not really use the basement 5488 
Never say never 5488 
How good ULF needs to be? 5477 
How good the user needs to be? 5477 
Maybe . . . 5477 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5477 
Narrow [Band] Tuning (DSP?) 5477 
ULF-only Sound 5437 
An easy ULF solution for someone. 5429 
Red Grills 5429 
It is exactly what I would like to avoid. 5428 
So I took your advice 5370 
Ok, let me know how it goes. 5370 
The ULF amp Itch. 5356 
Here is an update for the old thread.... 2977 
Good highs 2977 
Marchand 2034 
What truly are you tryin to accomplish? 2034 
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