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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. 5835 
A mono LF channel – I do not like it. 5831 
LF Results 5831 
The size maters 5830 
Response Curve 5830 
ULF placement and power 5830 
Wishful thinking and the Maelstrom-21 5830 
I will need a direct radiator under the bottom… 5830 
ULF experience: Drivers & power considerations cont'd 5829 
To experiment during the New England winter 5829 
Pitching pitch 5829 
There are many key points…. 5829 
A first true bass test 5813 
Actually…. 5813 
Best place lost? 5808 
Best location for bass, where art thou? 5808 
What to expect from ULF channel? 5792 
OK, it is something. 5791 
The new ULF scenario experiments. 5784 
Time coherence of ULF - my experience 5784 
Placement of ULF #2 5784 
Why I like the like the location #1 5784 
I need to find another ULF solution. 5776 
Ceiling subs 5775 
The infinite baffle shall be a very good solution. 5775 
This morning I woke up horny 5775 
Dsp 5775 
Parametric filters 5774 
SMS 1, Act II 5774 
I think I have found the problem with my ULF 5774 
SMS distortion issue? 5774 
At 30Hz of high order there are not truly tone” of “sound” 5774 
DCX output stage mods 5774 
Very small minority of the folks… 5774 
Exactly zero I suspect. . . 5774 
DSP vs. Music vs. HT 5774 
10" array; how low? & SMS-1 distortion 5774 
Interesting: 10” vs. 15” 5774 
Multiples of the Same Rising Response Curve? 5774 
The crisis of perception. 5773 
Dynamic range of ULF, tsunami and something else. 5772 
The Circle Unbroken 5772 
I wonder… is it PP2000? 5756 
The ULF and PurePower 2000 5747 
ULF Channel and LP playback. 5690 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5688 
I do not have an opinion yet. 5688 
Imponderabilis Neurosis 5688 
Bass non-pathologic hallucination… 5688 
A new paradigm for ULF? 5688 
…a number of logical flaws… 5688 
MAD HATTER 5687 
Thinking about my lower bass 5667 
Has Schrödinger's cat moved in unnoticed? 5667 
Wrong. 5667 
Groove Echo 5667 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5666 
Listening help with ULF stimulator 5666 
The ULF debate: time-alignment 5664 
Trying to address the dilemma with lowest bass. 5663 
Rotary woofer for ULF? 5663 
I do not need a Rotary woofer, I need to be less Moron. 5663 
*** 5663 
Congrats 5662 
Getting some maturity with ULF 5661 
About ULF attenuation. 5660 
How is it implemented? 5660 
My implementation of ULF channel. 5660 
Further thoughts about ULF channel. 5659 
ULF 5659 
I would agree but… 5659 
The problem that that I see with my ULF 5659 
Loudspeaker Proximity Coupling in Midbass & ULF 5659 
Great rotary idea! 5659 
Brilliant analyses! 5659 
Going down with bass 5657 
Under FS 5657 
Ideal ULF/Midbass integration 5657 
My super smart room! 5657 
Erratum ( or errata if you insist) 5657 
The issue is a complex one and should not be addressed generically ... 5657 
Cost benefit analysis of midbass horns v/s compromised ULF 5657 
There is no cost-benefit analysis for this thing. 5657 
I will experiment. 5657 
Sometimes experiment is not just experiment. 5657 
One Bass Horn or Two – for Oxric 5656 
My ways to mimic Reality. 5656 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5656 
"the purpose of playing, whose end both at the first and now..." 5656 
No manuals for those things…. 5656 
More about Rotary ULF idea. 5651 
Phoenix Gold Cyclone 5651 
Passing the waves…. as usual.... 5647 
Drive ULF Amp from Midbass Amp Output 5646 
There is “something”… 5646 
I do not know what I deal with. 5645 
I want my ULF amp back. 5634 
ULF emergency: Big & nasty solutions 5633 
No-amplification time 5633 
Listening audio without ULF. 5632 
Ok, I got the bass amp… 5632 
How much power do I need for my ULF. 5622 
A True ULF - what an amassing tool!!! 5620 
Put Marchand Crossover into the game. 5616 
I begin to like my active crossover. 5604 
Line-level passive vs. active ULF filter 5602 
Hm, there is no way to escape the 4th order. 5602 
Phase butterfly effect. 5601 
Back to DSP? 5601 
What I am trying to accomplish. 5601 
The art of ULF volume adjustment. 5600 
Sitting on a fence with ULF 5598 
The overly-swallowable bass. 5591 
To deLamminate my ULF channel. 5590 
What a beautiful result!!! 5589 
Pipe Organ with 128' register in Augsburg, Germany 5583 
An absolute must for ULF channel. 5566 
The compartmentalized bass 5443 
Paralleled SET bass 5439 
A new concept of ULF channel. 5431 
Infinite baffle 5431 
A 4th order bandpass vibrator? 5431 
ULF idea, possibly stupid. 5430 
IB vs Horn 5430 
A Distributed Infinite Baffle? 5429 
"Tuning" the "IB" 5429 
Flip 90 degrees 5429 
Little bump and the elephant solutions 5429 
How to do THAT? 5428 
ULF from coffee table 5428 
The through-hole tapped horn. 5428 
25 hz at 6db? 5428 
ULF from the SledgeHammer 5428 
Why not really use the basement 5428 
Never say never 5428 
How good ULF needs to be? 5417 
How good the user needs to be? 5417 
Maybe . . . 5417 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5417 
Narrow [Band] Tuning (DSP?) 5417 
ULF-only Sound 5377 
An easy ULF solution for someone. 5369 
Red Grills 5369 
It is exactly what I would like to avoid. 5368 
So I took your advice 5310 
Ok, let me know how it goes. 5310 
The ULF amp Itch. 5296 
Here is an update for the old thread.... 2917 
Good highs 2917 
Marchand 1974 
What truly are you tryin to accomplish? 1974 
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