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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. 5900 
A mono LF channel – I do not like it. 5896 
LF Results 5896 
The size maters 5895 
Response Curve 5895 
ULF placement and power 5895 
Wishful thinking and the Maelstrom-21 5895 
I will need a direct radiator under the bottom… 5895 
ULF experience: Drivers & power considerations cont'd 5894 
To experiment during the New England winter 5894 
Pitching pitch 5894 
There are many key points…. 5894 
A first true bass test 5878 
Actually…. 5878 
Best place lost? 5873 
Best location for bass, where art thou? 5873 
What to expect from ULF channel? 5857 
OK, it is something. 5856 
The new ULF scenario experiments. 5849 
Time coherence of ULF - my experience 5849 
Placement of ULF #2 5849 
Why I like the like the location #1 5849 
I need to find another ULF solution. 5841 
Ceiling subs 5840 
The infinite baffle shall be a very good solution. 5840 
This morning I woke up horny 5840 
Dsp 5840 
Parametric filters 5839 
SMS 1, Act II 5839 
I think I have found the problem with my ULF 5839 
SMS distortion issue? 5839 
At 30Hz of high order there are not truly tone” of “sound” 5839 
DCX output stage mods 5839 
Very small minority of the folks… 5839 
Exactly zero I suspect. . . 5839 
DSP vs. Music vs. HT 5839 
10" array; how low? & SMS-1 distortion 5839 
Interesting: 10” vs. 15” 5839 
Multiples of the Same Rising Response Curve? 5839 
The crisis of perception. 5838 
Dynamic range of ULF, tsunami and something else. 5837 
The Circle Unbroken 5837 
I wonder… is it PP2000? 5821 
The ULF and PurePower 2000 5812 
ULF Channel and LP playback. 5755 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5753 
I do not have an opinion yet. 5753 
Imponderabilis Neurosis 5753 
Bass non-pathologic hallucination… 5753 
A new paradigm for ULF? 5753 
…a number of logical flaws… 5753 
MAD HATTER 5752 
Thinking about my lower bass 5732 
Has Schrödinger's cat moved in unnoticed? 5732 
Wrong. 5732 
Groove Echo 5732 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5731 
Listening help with ULF stimulator 5731 
The ULF debate: time-alignment 5729 
Trying to address the dilemma with lowest bass. 5728 
Rotary woofer for ULF? 5728 
I do not need a Rotary woofer, I need to be less Moron. 5728 
*** 5728 
Congrats 5727 
Getting some maturity with ULF 5726 
About ULF attenuation. 5725 
How is it implemented? 5725 
My implementation of ULF channel. 5725 
Further thoughts about ULF channel. 5724 
ULF 5724 
I would agree but… 5724 
The problem that that I see with my ULF 5724 
Loudspeaker Proximity Coupling in Midbass & ULF 5724 
Great rotary idea! 5724 
Brilliant analyses! 5724 
Going down with bass 5722 
Under FS 5722 
Ideal ULF/Midbass integration 5722 
My super smart room! 5722 
Erratum ( or errata if you insist) 5722 
The issue is a complex one and should not be addressed generically ... 5722 
Cost benefit analysis of midbass horns v/s compromised ULF 5722 
There is no cost-benefit analysis for this thing. 5722 
I will experiment. 5722 
Sometimes experiment is not just experiment. 5722 
One Bass Horn or Two – for Oxric 5721 
My ways to mimic Reality. 5721 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5721 
"the purpose of playing, whose end both at the first and now..." 5721 
No manuals for those things…. 5721 
More about Rotary ULF idea. 5716 
Phoenix Gold Cyclone 5716 
Passing the waves…. as usual.... 5712 
Drive ULF Amp from Midbass Amp Output 5711 
There is “something”… 5711 
I do not know what I deal with. 5710 
I want my ULF amp back. 5699 
ULF emergency: Big & nasty solutions 5698 
No-amplification time 5698 
Listening audio without ULF. 5697 
Ok, I got the bass amp… 5697 
How much power do I need for my ULF. 5687 
A True ULF - what an amassing tool!!! 5685 
Put Marchand Crossover into the game. 5681 
I begin to like my active crossover. 5669 
Line-level passive vs. active ULF filter 5667 
Hm, there is no way to escape the 4th order. 5667 
Phase butterfly effect. 5666 
Back to DSP? 5666 
What I am trying to accomplish. 5666 
The art of ULF volume adjustment. 5665 
Sitting on a fence with ULF 5663 
The overly-swallowable bass. 5656 
To deLamminate my ULF channel. 5655 
What a beautiful result!!! 5654 
Pipe Organ with 128' register in Augsburg, Germany 5648 
An absolute must for ULF channel. 5631 
The compartmentalized bass 5508 
Paralleled SET bass 5504 
A new concept of ULF channel. 5496 
Infinite baffle 5496 
A 4th order bandpass vibrator? 5496 
ULF idea, possibly stupid. 5495 
IB vs Horn 5495 
A Distributed Infinite Baffle? 5494 
"Tuning" the "IB" 5494 
Flip 90 degrees 5494 
Little bump and the elephant solutions 5494 
How to do THAT? 5493 
ULF from coffee table 5493 
The through-hole tapped horn. 5493 
25 hz at 6db? 5493 
ULF from the SledgeHammer 5493 
Why not really use the basement 5493 
Never say never 5493 
How good ULF needs to be? 5482 
How good the user needs to be? 5482 
Maybe . . . 5482 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5482 
Narrow [Band] Tuning (DSP?) 5482 
ULF-only Sound 5442 
An easy ULF solution for someone. 5434 
Red Grills 5434 
It is exactly what I would like to avoid. 5433 
So I took your advice 5375 
Ok, let me know how it goes. 5375 
The ULF amp Itch. 5361 
Here is an update for the old thread.... 2982 
Good highs 2982 
Marchand 2039 
What truly are you tryin to accomplish? 2039 
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