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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. 5834 
A mono LF channel – I do not like it. 5830 
LF Results 5830 
The size maters 5829 
Response Curve 5829 
ULF placement and power 5829 
Wishful thinking and the Maelstrom-21 5829 
I will need a direct radiator under the bottom… 5829 
ULF experience: Drivers & power considerations cont'd 5828 
To experiment during the New England winter 5828 
Pitching pitch 5828 
There are many key points…. 5828 
A first true bass test 5812 
Actually…. 5812 
Best place lost? 5807 
Best location for bass, where art thou? 5807 
What to expect from ULF channel? 5791 
OK, it is something. 5790 
The new ULF scenario experiments. 5783 
Time coherence of ULF - my experience 5783 
Placement of ULF #2 5783 
Why I like the like the location #1 5783 
I need to find another ULF solution. 5775 
Ceiling subs 5774 
The infinite baffle shall be a very good solution. 5774 
This morning I woke up horny 5774 
Dsp 5774 
Parametric filters 5773 
SMS 1, Act II 5773 
I think I have found the problem with my ULF 5773 
SMS distortion issue? 5773 
At 30Hz of high order there are not truly tone” of “sound” 5773 
DCX output stage mods 5773 
Very small minority of the folks… 5773 
Exactly zero I suspect. . . 5773 
DSP vs. Music vs. HT 5773 
10" array; how low? & SMS-1 distortion 5773 
Interesting: 10” vs. 15” 5773 
Multiples of the Same Rising Response Curve? 5773 
The crisis of perception. 5772 
Dynamic range of ULF, tsunami and something else. 5771 
The Circle Unbroken 5771 
I wonder… is it PP2000? 5755 
The ULF and PurePower 2000 5746 
ULF Channel and LP playback. 5689 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5687 
I do not have an opinion yet. 5687 
Imponderabilis Neurosis 5687 
Bass non-pathologic hallucination… 5687 
A new paradigm for ULF? 5687 
…a number of logical flaws… 5687 
MAD HATTER 5686 
Thinking about my lower bass 5666 
Has Schrödinger's cat moved in unnoticed? 5666 
Wrong. 5666 
Groove Echo 5666 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5665 
Listening help with ULF stimulator 5665 
The ULF debate: time-alignment 5663 
Trying to address the dilemma with lowest bass. 5662 
Rotary woofer for ULF? 5662 
I do not need a Rotary woofer, I need to be less Moron. 5662 
*** 5662 
Congrats 5661 
Getting some maturity with ULF 5660 
About ULF attenuation. 5659 
How is it implemented? 5659 
My implementation of ULF channel. 5659 
Further thoughts about ULF channel. 5658 
ULF 5658 
I would agree but… 5658 
The problem that that I see with my ULF 5658 
Loudspeaker Proximity Coupling in Midbass & ULF 5658 
Great rotary idea! 5658 
Brilliant analyses! 5658 
Going down with bass 5656 
Under FS 5656 
Ideal ULF/Midbass integration 5656 
My super smart room! 5656 
Erratum ( or errata if you insist) 5656 
The issue is a complex one and should not be addressed generically ... 5656 
Cost benefit analysis of midbass horns v/s compromised ULF 5656 
There is no cost-benefit analysis for this thing. 5656 
I will experiment. 5656 
Sometimes experiment is not just experiment. 5656 
One Bass Horn or Two – for Oxric 5655 
My ways to mimic Reality. 5655 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5655 
"the purpose of playing, whose end both at the first and now..." 5655 
No manuals for those things…. 5655 
More about Rotary ULF idea. 5650 
Phoenix Gold Cyclone 5650 
Passing the waves…. as usual.... 5646 
Drive ULF Amp from Midbass Amp Output 5645 
There is “something”… 5645 
I do not know what I deal with. 5644 
I want my ULF amp back. 5633 
ULF emergency: Big & nasty solutions 5632 
No-amplification time 5632 
Listening audio without ULF. 5631 
Ok, I got the bass amp… 5631 
How much power do I need for my ULF. 5621 
A True ULF - what an amassing tool!!! 5619 
Put Marchand Crossover into the game. 5615 
I begin to like my active crossover. 5603 
Line-level passive vs. active ULF filter 5601 
Hm, there is no way to escape the 4th order. 5601 
Phase butterfly effect. 5600 
Back to DSP? 5600 
What I am trying to accomplish. 5600 
The art of ULF volume adjustment. 5599 
Sitting on a fence with ULF 5597 
The overly-swallowable bass. 5590 
To deLamminate my ULF channel. 5589 
What a beautiful result!!! 5588 
Pipe Organ with 128' register in Augsburg, Germany 5582 
An absolute must for ULF channel. 5565 
The compartmentalized bass 5442 
Paralleled SET bass 5438 
A new concept of ULF channel. 5430 
Infinite baffle 5430 
A 4th order bandpass vibrator? 5430 
ULF idea, possibly stupid. 5429 
IB vs Horn 5429 
A Distributed Infinite Baffle? 5428 
"Tuning" the "IB" 5428 
Flip 90 degrees 5428 
Little bump and the elephant solutions 5428 
How to do THAT? 5427 
ULF from coffee table 5427 
The through-hole tapped horn. 5427 
25 hz at 6db? 5427 
ULF from the SledgeHammer 5427 
Why not really use the basement 5427 
Never say never 5427 
How good ULF needs to be? 5416 
How good the user needs to be? 5416 
Maybe . . . 5416 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5416 
Narrow [Band] Tuning (DSP?) 5416 
ULF-only Sound 5376 
An easy ULF solution for someone. 5368 
Red Grills 5368 
It is exactly what I would like to avoid. 5367 
So I took your advice 5309 
Ok, let me know how it goes. 5309 
The ULF amp Itch. 5295 
Here is an update for the old thread.... 2916 
Good highs 2916 
Marchand 1973 
What truly are you tryin to accomplish? 1973 
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