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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. 5862 
A mono LF channel – I do not like it. 5858 
LF Results 5858 
The size maters 5857 
Response Curve 5857 
ULF placement and power 5857 
Wishful thinking and the Maelstrom-21 5857 
I will need a direct radiator under the bottom… 5857 
ULF experience: Drivers & power considerations cont'd 5856 
To experiment during the New England winter 5856 
Pitching pitch 5856 
There are many key points…. 5856 
A first true bass test 5840 
Actually…. 5840 
Best place lost? 5835 
Best location for bass, where art thou? 5835 
What to expect from ULF channel? 5819 
OK, it is something. 5818 
The new ULF scenario experiments. 5811 
Time coherence of ULF - my experience 5811 
Placement of ULF #2 5811 
Why I like the like the location #1 5811 
I need to find another ULF solution. 5803 
Ceiling subs 5802 
The infinite baffle shall be a very good solution. 5802 
This morning I woke up horny 5802 
Dsp 5802 
Parametric filters 5801 
SMS 1, Act II 5801 
I think I have found the problem with my ULF 5801 
SMS distortion issue? 5801 
At 30Hz of high order there are not truly tone” of “sound” 5801 
DCX output stage mods 5801 
Very small minority of the folks… 5801 
Exactly zero I suspect. . . 5801 
DSP vs. Music vs. HT 5801 
10" array; how low? & SMS-1 distortion 5801 
Interesting: 10” vs. 15” 5801 
Multiples of the Same Rising Response Curve? 5801 
The crisis of perception. 5800 
Dynamic range of ULF, tsunami and something else. 5799 
The Circle Unbroken 5799 
I wonder… is it PP2000? 5783 
The ULF and PurePower 2000 5774 
ULF Channel and LP playback. 5717 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5715 
I do not have an opinion yet. 5715 
Imponderabilis Neurosis 5715 
Bass non-pathologic hallucination… 5715 
A new paradigm for ULF? 5715 
…a number of logical flaws… 5715 
MAD HATTER 5714 
Thinking about my lower bass 5694 
Has Schrödinger's cat moved in unnoticed? 5694 
Wrong. 5694 
Groove Echo 5694 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5693 
Listening help with ULF stimulator 5693 
The ULF debate: time-alignment 5691 
Trying to address the dilemma with lowest bass. 5690 
Rotary woofer for ULF? 5690 
I do not need a Rotary woofer, I need to be less Moron. 5690 
*** 5690 
Congrats 5689 
Getting some maturity with ULF 5688 
About ULF attenuation. 5687 
How is it implemented? 5687 
My implementation of ULF channel. 5687 
Further thoughts about ULF channel. 5686 
ULF 5686 
I would agree but… 5686 
The problem that that I see with my ULF 5686 
Loudspeaker Proximity Coupling in Midbass & ULF 5686 
Great rotary idea! 5686 
Brilliant analyses! 5686 
Going down with bass 5684 
Under FS 5684 
Ideal ULF/Midbass integration 5684 
My super smart room! 5684 
Erratum ( or errata if you insist) 5684 
The issue is a complex one and should not be addressed generically ... 5684 
Cost benefit analysis of midbass horns v/s compromised ULF 5684 
There is no cost-benefit analysis for this thing. 5684 
I will experiment. 5684 
Sometimes experiment is not just experiment. 5684 
One Bass Horn or Two – for Oxric 5683 
My ways to mimic Reality. 5683 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5683 
"the purpose of playing, whose end both at the first and now..." 5683 
No manuals for those things…. 5683 
More about Rotary ULF idea. 5678 
Phoenix Gold Cyclone 5678 
Passing the waves…. as usual.... 5674 
Drive ULF Amp from Midbass Amp Output 5673 
There is “something”… 5673 
I do not know what I deal with. 5672 
I want my ULF amp back. 5661 
ULF emergency: Big & nasty solutions 5660 
No-amplification time 5660 
Listening audio without ULF. 5659 
Ok, I got the bass amp… 5659 
How much power do I need for my ULF. 5649 
A True ULF - what an amassing tool!!! 5647 
Put Marchand Crossover into the game. 5643 
I begin to like my active crossover. 5631 
Line-level passive vs. active ULF filter 5629 
Hm, there is no way to escape the 4th order. 5629 
Phase butterfly effect. 5628 
Back to DSP? 5628 
What I am trying to accomplish. 5628 
The art of ULF volume adjustment. 5627 
Sitting on a fence with ULF 5625 
The overly-swallowable bass. 5618 
To deLamminate my ULF channel. 5617 
What a beautiful result!!! 5616 
Pipe Organ with 128' register in Augsburg, Germany 5610 
An absolute must for ULF channel. 5593 
The compartmentalized bass 5470 
Paralleled SET bass 5466 
A new concept of ULF channel. 5458 
Infinite baffle 5458 
A 4th order bandpass vibrator? 5458 
ULF idea, possibly stupid. 5457 
IB vs Horn 5457 
A Distributed Infinite Baffle? 5456 
"Tuning" the "IB" 5456 
Flip 90 degrees 5456 
Little bump and the elephant solutions 5456 
How to do THAT? 5455 
ULF from coffee table 5455 
The through-hole tapped horn. 5455 
25 hz at 6db? 5455 
ULF from the SledgeHammer 5455 
Why not really use the basement 5455 
Never say never 5455 
How good ULF needs to be? 5444 
How good the user needs to be? 5444 
Maybe . . . 5444 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5444 
Narrow [Band] Tuning (DSP?) 5444 
ULF-only Sound 5404 
An easy ULF solution for someone. 5396 
Red Grills 5396 
It is exactly what I would like to avoid. 5395 
So I took your advice 5337 
Ok, let me know how it goes. 5337 
The ULF amp Itch. 5323 
Here is an update for the old thread.... 2944 
Good highs 2944 
Marchand 2001 
What truly are you tryin to accomplish? 2001 
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