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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. 5864 
A mono LF channel – I do not like it. 5860 
LF Results 5860 
The size maters 5859 
Response Curve 5859 
ULF placement and power 5859 
Wishful thinking and the Maelstrom-21 5859 
I will need a direct radiator under the bottom… 5859 
ULF experience: Drivers & power considerations cont'd 5858 
To experiment during the New England winter 5858 
Pitching pitch 5858 
There are many key points…. 5858 
A first true bass test 5842 
Actually…. 5842 
Best place lost? 5837 
Best location for bass, where art thou? 5837 
What to expect from ULF channel? 5821 
OK, it is something. 5820 
The new ULF scenario experiments. 5813 
Time coherence of ULF - my experience 5813 
Placement of ULF #2 5813 
Why I like the like the location #1 5813 
I need to find another ULF solution. 5805 
Ceiling subs 5804 
The infinite baffle shall be a very good solution. 5804 
This morning I woke up horny 5804 
Dsp 5804 
Parametric filters 5803 
SMS 1, Act II 5803 
I think I have found the problem with my ULF 5803 
SMS distortion issue? 5803 
At 30Hz of high order there are not truly tone” of “sound” 5803 
DCX output stage mods 5803 
Very small minority of the folks… 5803 
Exactly zero I suspect. . . 5803 
DSP vs. Music vs. HT 5803 
10" array; how low? & SMS-1 distortion 5803 
Interesting: 10” vs. 15” 5803 
Multiples of the Same Rising Response Curve? 5803 
The crisis of perception. 5802 
Dynamic range of ULF, tsunami and something else. 5801 
The Circle Unbroken 5801 
I wonder… is it PP2000? 5785 
The ULF and PurePower 2000 5776 
ULF Channel and LP playback. 5719 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5717 
I do not have an opinion yet. 5717 
Imponderabilis Neurosis 5717 
Bass non-pathologic hallucination… 5717 
A new paradigm for ULF? 5717 
…a number of logical flaws… 5717 
MAD HATTER 5716 
Thinking about my lower bass 5696 
Has Schrödinger's cat moved in unnoticed? 5696 
Wrong. 5696 
Groove Echo 5696 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5695 
Listening help with ULF stimulator 5695 
The ULF debate: time-alignment 5693 
Trying to address the dilemma with lowest bass. 5692 
Rotary woofer for ULF? 5692 
I do not need a Rotary woofer, I need to be less Moron. 5692 
*** 5692 
Congrats 5691 
Getting some maturity with ULF 5690 
About ULF attenuation. 5689 
How is it implemented? 5689 
My implementation of ULF channel. 5689 
Further thoughts about ULF channel. 5688 
ULF 5688 
I would agree but… 5688 
The problem that that I see with my ULF 5688 
Loudspeaker Proximity Coupling in Midbass & ULF 5688 
Great rotary idea! 5688 
Brilliant analyses! 5688 
Going down with bass 5686 
Under FS 5686 
Ideal ULF/Midbass integration 5686 
My super smart room! 5686 
Erratum ( or errata if you insist) 5686 
The issue is a complex one and should not be addressed generically ... 5686 
Cost benefit analysis of midbass horns v/s compromised ULF 5686 
There is no cost-benefit analysis for this thing. 5686 
I will experiment. 5686 
Sometimes experiment is not just experiment. 5686 
One Bass Horn or Two – for Oxric 5685 
My ways to mimic Reality. 5685 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5685 
"the purpose of playing, whose end both at the first and now..." 5685 
No manuals for those things…. 5685 
More about Rotary ULF idea. 5680 
Phoenix Gold Cyclone 5680 
Passing the waves…. as usual.... 5676 
Drive ULF Amp from Midbass Amp Output 5675 
There is “something”… 5675 
I do not know what I deal with. 5674 
I want my ULF amp back. 5663 
ULF emergency: Big & nasty solutions 5662 
No-amplification time 5662 
Listening audio without ULF. 5661 
Ok, I got the bass amp… 5661 
How much power do I need for my ULF. 5651 
A True ULF - what an amassing tool!!! 5649 
Put Marchand Crossover into the game. 5645 
I begin to like my active crossover. 5633 
Line-level passive vs. active ULF filter 5631 
Hm, there is no way to escape the 4th order. 5631 
Phase butterfly effect. 5630 
Back to DSP? 5630 
What I am trying to accomplish. 5630 
The art of ULF volume adjustment. 5629 
Sitting on a fence with ULF 5627 
The overly-swallowable bass. 5620 
To deLamminate my ULF channel. 5619 
What a beautiful result!!! 5618 
Pipe Organ with 128' register in Augsburg, Germany 5612 
An absolute must for ULF channel. 5595 
The compartmentalized bass 5472 
Paralleled SET bass 5468 
A new concept of ULF channel. 5460 
Infinite baffle 5460 
A 4th order bandpass vibrator? 5460 
ULF idea, possibly stupid. 5459 
IB vs Horn 5459 
A Distributed Infinite Baffle? 5458 
"Tuning" the "IB" 5458 
Flip 90 degrees 5458 
Little bump and the elephant solutions 5458 
How to do THAT? 5457 
ULF from coffee table 5457 
The through-hole tapped horn. 5457 
25 hz at 6db? 5457 
ULF from the SledgeHammer 5457 
Why not really use the basement 5457 
Never say never 5457 
How good ULF needs to be? 5446 
How good the user needs to be? 5446 
Maybe . . . 5446 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5446 
Narrow [Band] Tuning (DSP?) 5446 
ULF-only Sound 5406 
An easy ULF solution for someone. 5398 
Red Grills 5398 
It is exactly what I would like to avoid. 5397 
So I took your advice 5339 
Ok, let me know how it goes. 5339 
The ULF amp Itch. 5325 
Here is an update for the old thread.... 2946 
Good highs 2946 
Marchand 2003 
What truly are you tryin to accomplish? 2003 
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