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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. 5860 
A mono LF channel – I do not like it. 5856 
LF Results 5856 
The size maters 5855 
Response Curve 5855 
ULF placement and power 5855 
Wishful thinking and the Maelstrom-21 5855 
I will need a direct radiator under the bottom… 5855 
ULF experience: Drivers & power considerations cont'd 5854 
To experiment during the New England winter 5854 
Pitching pitch 5854 
There are many key points…. 5854 
A first true bass test 5838 
Actually…. 5838 
Best place lost? 5833 
Best location for bass, where art thou? 5833 
What to expect from ULF channel? 5817 
OK, it is something. 5816 
The new ULF scenario experiments. 5809 
Time coherence of ULF - my experience 5809 
Placement of ULF #2 5809 
Why I like the like the location #1 5809 
I need to find another ULF solution. 5801 
Ceiling subs 5800 
The infinite baffle shall be a very good solution. 5800 
This morning I woke up horny 5800 
Dsp 5800 
Parametric filters 5799 
SMS 1, Act II 5799 
I think I have found the problem with my ULF 5799 
SMS distortion issue? 5799 
At 30Hz of high order there are not truly tone” of “sound” 5799 
DCX output stage mods 5799 
Very small minority of the folks… 5799 
Exactly zero I suspect. . . 5799 
DSP vs. Music vs. HT 5799 
10" array; how low? & SMS-1 distortion 5799 
Interesting: 10” vs. 15” 5799 
Multiples of the Same Rising Response Curve? 5799 
The crisis of perception. 5798 
Dynamic range of ULF, tsunami and something else. 5797 
The Circle Unbroken 5797 
I wonder… is it PP2000? 5781 
The ULF and PurePower 2000 5772 
ULF Channel and LP playback. 5715 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5713 
I do not have an opinion yet. 5713 
Imponderabilis Neurosis 5713 
Bass non-pathologic hallucination… 5713 
A new paradigm for ULF? 5713 
…a number of logical flaws… 5713 
MAD HATTER 5712 
Thinking about my lower bass 5692 
Has Schrödinger's cat moved in unnoticed? 5692 
Wrong. 5692 
Groove Echo 5692 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5691 
Listening help with ULF stimulator 5691 
The ULF debate: time-alignment 5689 
Trying to address the dilemma with lowest bass. 5688 
Rotary woofer for ULF? 5688 
I do not need a Rotary woofer, I need to be less Moron. 5688 
*** 5688 
Congrats 5687 
Getting some maturity with ULF 5686 
About ULF attenuation. 5685 
How is it implemented? 5685 
My implementation of ULF channel. 5685 
Further thoughts about ULF channel. 5684 
ULF 5684 
I would agree but… 5684 
The problem that that I see with my ULF 5684 
Loudspeaker Proximity Coupling in Midbass & ULF 5684 
Great rotary idea! 5684 
Brilliant analyses! 5684 
Going down with bass 5682 
Under FS 5682 
Ideal ULF/Midbass integration 5682 
My super smart room! 5682 
Erratum ( or errata if you insist) 5682 
The issue is a complex one and should not be addressed generically ... 5682 
Cost benefit analysis of midbass horns v/s compromised ULF 5682 
There is no cost-benefit analysis for this thing. 5682 
I will experiment. 5682 
Sometimes experiment is not just experiment. 5682 
One Bass Horn or Two – for Oxric 5681 
My ways to mimic Reality. 5681 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5681 
"the purpose of playing, whose end both at the first and now..." 5681 
No manuals for those things…. 5681 
More about Rotary ULF idea. 5676 
Phoenix Gold Cyclone 5676 
Passing the waves…. as usual.... 5672 
Drive ULF Amp from Midbass Amp Output 5671 
There is “something”… 5671 
I do not know what I deal with. 5670 
I want my ULF amp back. 5659 
ULF emergency: Big & nasty solutions 5658 
No-amplification time 5658 
Listening audio without ULF. 5657 
Ok, I got the bass amp… 5657 
How much power do I need for my ULF. 5647 
A True ULF - what an amassing tool!!! 5645 
Put Marchand Crossover into the game. 5641 
I begin to like my active crossover. 5629 
Line-level passive vs. active ULF filter 5627 
Hm, there is no way to escape the 4th order. 5627 
Phase butterfly effect. 5626 
Back to DSP? 5626 
What I am trying to accomplish. 5626 
The art of ULF volume adjustment. 5625 
Sitting on a fence with ULF 5623 
The overly-swallowable bass. 5616 
To deLamminate my ULF channel. 5615 
What a beautiful result!!! 5614 
Pipe Organ with 128' register in Augsburg, Germany 5608 
An absolute must for ULF channel. 5591 
The compartmentalized bass 5468 
Paralleled SET bass 5464 
A new concept of ULF channel. 5456 
Infinite baffle 5456 
A 4th order bandpass vibrator? 5456 
ULF idea, possibly stupid. 5455 
IB vs Horn 5455 
A Distributed Infinite Baffle? 5454 
"Tuning" the "IB" 5454 
Flip 90 degrees 5454 
Little bump and the elephant solutions 5454 
How to do THAT? 5453 
ULF from coffee table 5453 
The through-hole tapped horn. 5453 
25 hz at 6db? 5453 
ULF from the SledgeHammer 5453 
Why not really use the basement 5453 
Never say never 5453 
How good ULF needs to be? 5442 
How good the user needs to be? 5442 
Maybe . . . 5442 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5442 
Narrow [Band] Tuning (DSP?) 5442 
ULF-only Sound 5402 
An easy ULF solution for someone. 5394 
Red Grills 5394 
It is exactly what I would like to avoid. 5393 
So I took your advice 5335 
Ok, let me know how it goes. 5335 
The ULF amp Itch. 5321 
Here is an update for the old thread.... 2942 
Good highs 2942 
Marchand 1999 
What truly are you tryin to accomplish? 1999 
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