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Site News: 20 Jul 2026

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Romy the Cat's personal site dedicated to advanced audio and evolved music reproduction techniques
Thread WITH the new posts.

Legends: "Week" - last week posts, "Bold" - entered last 48 hours.
Macondo’s lowest channel. 5794 
A mono LF channel – I do not like it. 5790 
LF Results 5790 
The size maters 5789 
Response Curve 5789 
ULF placement and power 5789 
Wishful thinking and the Maelstrom-21 5789 
I will need a direct radiator under the bottom… 5789 
ULF experience: Drivers & power considerations cont'd 5788 
To experiment during the New England winter 5788 
Pitching pitch 5788 
There are many key points…. 5788 
A first true bass test 5772 
Actually…. 5772 
Best place lost? 5767 
Best location for bass, where art thou? 5767 
What to expect from ULF channel? 5751 
OK, it is something. 5750 
The new ULF scenario experiments. 5743 
Time coherence of ULF - my experience 5743 
Placement of ULF #2 5743 
Why I like the like the location #1 5743 
I need to find another ULF solution. 5735 
Ceiling subs 5734 
The infinite baffle shall be a very good solution. 5734 
This morning I woke up horny 5734 
Dsp 5734 
Parametric filters 5733 
SMS 1, Act II 5733 
I think I have found the problem with my ULF 5733 
SMS distortion issue? 5733 
At 30Hz of high order there are not truly tone” of “sound” 5733 
DCX output stage mods 5733 
Very small minority of the folks… 5733 
Exactly zero I suspect. . . 5733 
DSP vs. Music vs. HT 5733 
10" array; how low? & SMS-1 distortion 5733 
Interesting: 10” vs. 15” 5733 
Multiples of the Same Rising Response Curve? 5733 
The crisis of perception. 5732 
Dynamic range of ULF, tsunami and something else. 5731 
The Circle Unbroken 5731 
I wonder… is it PP2000? 5715 
The ULF and PurePower 2000 5706 
ULF Channel and LP playback. 5649 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5647 
I do not have an opinion yet. 5647 
Imponderabilis Neurosis 5647 
Bass non-pathologic hallucination… 5647 
A new paradigm for ULF? 5647 
…a number of logical flaws… 5647 
MAD HATTER 5646 
Thinking about my lower bass 5626 
Has Schrödinger's cat moved in unnoticed? 5626 
Wrong. 5626 
Groove Echo 5626 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5625 
Listening help with ULF stimulator 5625 
The ULF debate: time-alignment 5623 
Trying to address the dilemma with lowest bass. 5622 
Rotary woofer for ULF? 5622 
I do not need a Rotary woofer, I need to be less Moron. 5622 
*** 5622 
Congrats 5621 
Getting some maturity with ULF 5620 
About ULF attenuation. 5619 
How is it implemented? 5619 
My implementation of ULF channel. 5619 
Further thoughts about ULF channel. 5618 
ULF 5618 
I would agree but… 5618 
The problem that that I see with my ULF 5618 
Loudspeaker Proximity Coupling in Midbass & ULF 5618 
Great rotary idea! 5618 
Brilliant analyses! 5618 
Going down with bass 5616 
Under FS 5616 
Ideal ULF/Midbass integration 5616 
My super smart room! 5616 
Erratum ( or errata if you insist) 5616 
The issue is a complex one and should not be addressed generically ... 5616 
Cost benefit analysis of midbass horns v/s compromised ULF 5616 
There is no cost-benefit analysis for this thing. 5616 
I will experiment. 5616 
Sometimes experiment is not just experiment. 5616 
One Bass Horn or Two – for Oxric 5615 
My ways to mimic Reality. 5615 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5615 
"the purpose of playing, whose end both at the first and now..." 5615 
No manuals for those things…. 5615 
More about Rotary ULF idea. 5610 
Phoenix Gold Cyclone 5610 
Passing the waves…. as usual.... 5606 
Drive ULF Amp from Midbass Amp Output 5605 
There is “something”… 5605 
I do not know what I deal with. 5604 
I want my ULF amp back. 5593 
ULF emergency: Big & nasty solutions 5592 
No-amplification time 5592 
Listening audio without ULF. 5591 
Ok, I got the bass amp… 5591 
How much power do I need for my ULF. 5581 
A True ULF - what an amassing tool!!! 5579 
Put Marchand Crossover into the game. 5575 
I begin to like my active crossover. 5563 
Line-level passive vs. active ULF filter 5561 
Hm, there is no way to escape the 4th order. 5561 
Phase butterfly effect. 5560 
Back to DSP? 5560 
What I am trying to accomplish. 5560 
The art of ULF volume adjustment. 5559 
Sitting on a fence with ULF 5557 
The overly-swallowable bass. 5550 
To deLamminate my ULF channel. 5549 
What a beautiful result!!! 5548 
Pipe Organ with 128' register in Augsburg, Germany 5542 
An absolute must for ULF channel. 5525 
The compartmentalized bass 5402 
Paralleled SET bass 5398 
A new concept of ULF channel. 5390 
Infinite baffle 5390 
A 4th order bandpass vibrator? 5390 
ULF idea, possibly stupid. 5389 
IB vs Horn 5389 
A Distributed Infinite Baffle? 5388 
"Tuning" the "IB" 5388 
Flip 90 degrees 5388 
Little bump and the elephant solutions 5388 
How to do THAT? 5387 
ULF from coffee table 5387 
The through-hole tapped horn. 5387 
25 hz at 6db? 5387 
ULF from the SledgeHammer 5387 
Why not really use the basement 5387 
Never say never 5387 
How good ULF needs to be? 5376 
How good the user needs to be? 5376 
Maybe . . . 5376 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5376 
Narrow [Band] Tuning (DSP?) 5376 
ULF-only Sound 5336 
An easy ULF solution for someone. 5328 
Red Grills 5328 
It is exactly what I would like to avoid. 5327 
So I took your advice 5269 
Ok, let me know how it goes. 5269 
The ULF amp Itch. 5255 
Here is an update for the old thread.... 2876 
Good highs 2876 
Marchand 1933 
What truly are you tryin to accomplish? 1933 
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