Site by Roman Bessnow
Romy The Cat's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat
Site News: 29 Jan 2026
Posting new threads at the site has been fixed.
Romy The Cat's Playback
Audio Knowledge Tree ™
Romy's "Audio Rules"
Audiophile Satire
Melquiades SET Amplifier
Macondo Acoustic System
End of Life Phonostage
Audio Demoronizator AD-1
My Exotic Audio Leftovers
My Playback System
Random Site's Threads
» Volti Audio's Vittora
» How to run MM-type cartr»
» SET amplifiers
» Tightening to loosening »
» Tuners and digital noise»
» I think about War lately.
» Swell New RIAA-Only Phon»
» Reallocation of efforts:»
» The "anecdotal"»
» The Deutsches Requiem of»
» Lavry vs Stahl -Tek
» Satellite radio
» Memory Player Box?
» Zander's new Masterclass
» Fantasies about 10Y
» What are the effects of »
» Wasted Time and "be»
» Nice pair of S2s on eBay»
» A fresh take on 9th by t»
» The Milq’s power supplie»
» What drives your musical»
» Musicians' ear
» Playing bad recordings u»
» Is better than Kinetic S»
» Zebra horns painting?
» How to play Mahler 7 at »
» It is time for you to de»
» Our Fuzzy Pussies, Audio»
» Andrew's new 4-way horn »
» Clark Johnsen.
» Whatever they say about »
» Bach, Brandenburg Concer»
» Mahler: Symphony No. 2 i»
» The nature of "soun»
» The dynamic range of our»
» Who builds horns?
» About the undeveloped au»
» Atkinson vs. Tektronix: »
Bookmarked are red
Random Site Links
Opera America
BuyWell Australia's Clas»
Dr. Olson Tribute Site
Exponential/Hyperbolic C»
Eugene Ormandy Pages
The National Valve Museum
Art Songs and Librettos
Radios for Sale
33+45=78
Tchaikovsky's Compositio»
Avie Records
OboinaThor
More Links »»
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. 5683 
A mono LF channel – I do not like it. 5679 
LF Results 5679 
The size maters 5678 
Response Curve 5678 
ULF placement and power 5678 
Wishful thinking and the Maelstrom-21 5678 
I will need a direct radiator under the bottom… 5678 
ULF experience: Drivers & power considerations cont'd 5677 
To experiment during the New England winter 5677 
Pitching pitch 5677 
There are many key points…. 5677 
A first true bass test 5661 
Actually…. 5661 
Best place lost? 5656 
Best location for bass, where art thou? 5656 
What to expect from ULF channel? 5640 
OK, it is something. 5639 
The new ULF scenario experiments. 5632 
Time coherence of ULF - my experience 5632 
Placement of ULF #2 5632 
Why I like the like the location #1 5632 
I need to find another ULF solution. 5624 
Ceiling subs 5623 
The infinite baffle shall be a very good solution. 5623 
This morning I woke up horny 5623 
Dsp 5623 
Parametric filters 5622 
SMS 1, Act II 5622 
I think I have found the problem with my ULF 5622 
SMS distortion issue? 5622 
At 30Hz of high order there are not truly tone” of “sound” 5622 
DCX output stage mods 5622 
Very small minority of the folks… 5622 
Exactly zero I suspect. . . 5622 
DSP vs. Music vs. HT 5622 
10" array; how low? & SMS-1 distortion 5622 
Interesting: 10” vs. 15” 5622 
Multiples of the Same Rising Response Curve? 5622 
The crisis of perception. 5621 
Dynamic range of ULF, tsunami and something else. 5620 
The Circle Unbroken 5620 
I wonder… is it PP2000? 5604 
The ULF and PurePower 2000 5595 
ULF Channel and LP playback. 5538 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5536 
I do not have an opinion yet. 5536 
Imponderabilis Neurosis 5536 
Bass non-pathologic hallucination… 5536 
A new paradigm for ULF? 5536 
…a number of logical flaws… 5536 
MAD HATTER 5535 
Thinking about my lower bass 5515 
Has Schrödinger's cat moved in unnoticed? 5515 
Wrong. 5515 
Groove Echo 5515 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5514 
Listening help with ULF stimulator 5514 
The ULF debate: time-alignment 5512 
Trying to address the dilemma with lowest bass. 5511 
Rotary woofer for ULF? 5511 
I do not need a Rotary woofer, I need to be less Moron. 5511 
*** 5511 
Congrats 5510 
Getting some maturity with ULF 5509 
About ULF attenuation. 5508 
How is it implemented? 5508 
My implementation of ULF channel. 5508 
Further thoughts about ULF channel. 5507 
ULF 5507 
I would agree but… 5507 
The problem that that I see with my ULF 5507 
Loudspeaker Proximity Coupling in Midbass & ULF 5507 
Great rotary idea! 5507 
Brilliant analyses! 5507 
Going down with bass 5505 
Under FS 5505 
Ideal ULF/Midbass integration 5505 
My super smart room! 5505 
Erratum ( or errata if you insist) 5505 
The issue is a complex one and should not be addressed generically ... 5505 
Cost benefit analysis of midbass horns v/s compromised ULF 5505 
There is no cost-benefit analysis for this thing. 5505 
I will experiment. 5505 
Sometimes experiment is not just experiment. 5505 
One Bass Horn or Two – for Oxric 5504 
My ways to mimic Reality. 5504 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5504 
"the purpose of playing, whose end both at the first and now..." 5504 
No manuals for those things…. 5504 
More about Rotary ULF idea. 5499 
Phoenix Gold Cyclone 5499 
Passing the waves…. as usual.... 5495 
Drive ULF Amp from Midbass Amp Output 5494 
There is “something”… 5494 
I do not know what I deal with. 5493 
I want my ULF amp back. 5482 
ULF emergency: Big & nasty solutions 5481 
No-amplification time 5481 
Listening audio without ULF. 5480 
Ok, I got the bass amp… 5480 
How much power do I need for my ULF. 5470 
A True ULF - what an amassing tool!!! 5468 
Put Marchand Crossover into the game. 5464 
I begin to like my active crossover. 5452 
Line-level passive vs. active ULF filter 5450 
Hm, there is no way to escape the 4th order. 5450 
Phase butterfly effect. 5449 
Back to DSP? 5449 
What I am trying to accomplish. 5449 
The art of ULF volume adjustment. 5448 
Sitting on a fence with ULF 5446 
The overly-swallowable bass. 5439 
To deLamminate my ULF channel. 5438 
What a beautiful result!!! 5437 
Pipe Organ with 128' register in Augsburg, Germany 5431 
An absolute must for ULF channel. 5414 
The compartmentalized bass 5291 
Paralleled SET bass 5287 
A new concept of ULF channel. 5279 
Infinite baffle 5279 
A 4th order bandpass vibrator? 5279 
ULF idea, possibly stupid. 5278 
IB vs Horn 5278 
A Distributed Infinite Baffle? 5277 
"Tuning" the "IB" 5277 
Flip 90 degrees 5277 
Little bump and the elephant solutions 5277 
How to do THAT? 5276 
ULF from coffee table 5276 
The through-hole tapped horn. 5276 
25 hz at 6db? 5276 
ULF from the SledgeHammer 5276 
Why not really use the basement 5276 
Never say never 5276 
How good ULF needs to be? 5265 
How good the user needs to be? 5265 
Maybe . . . 5265 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5265 
Narrow [Band] Tuning (DSP?) 5265 
ULF-only Sound 5225 
An easy ULF solution for someone. 5217 
Red Grills 5217 
It is exactly what I would like to avoid. 5216 
So I took your advice 5158 
Ok, let me know how it goes. 5158 
The ULF amp Itch. 5144 
Here is an update for the old thread.... 2765 
Good highs 2765 
Marchand 1822 
What truly are you tryin to accomplish? 1822 
All context of this site except the Forum's posts Copyright © Roman Bessnow 2004-2026
All messages within the Site’s Forum Copyright © by authors of the posts
Last 24-hours posts:  0  
Total human visitors:  62,384,185  
Search the Site
   
      Search Site Forum
     Search Site via Google
 
Login into Site
Login:
Pass:
    Create a New Account
    Forgot your Account
Classical events in Boston
APR 7 Tuesday Concerts in »
APR 8 Andris Nelsons, cond»
APR 10 Bel Canto Benefit in»
APR 10 Fortunio’s Song: Jac»
APR 10 HANDEL’S WATER MUSIC»
APR 10 Lydian String Quarte»
APR 10 HIDDEN GEMS: in West»
APR 10 Shanghai Quartet in »
NPR Classical Programs
lang lang: tiny desk (home)»
marin alsop on her swing or»
mahan esfahani: tiny desk c»
cellist lynn harrell has di»
npr music's top 14 albums o»
anthony davis wins pulitzer»
augustin hadelich: tiny des»
c.p.e. bach: mercurial dive»
Classical Music News
classical music news - leo»
classical music news - aug»
is bach better on harp?»
julian bream, maestro of g»
a woman takes the podium a»
he wasn’t toscanini, but h»
9 things to do this weeken»
classical music news. diab»
another trump blunder»
from concerts to cartoons:»
classical music livestream»
how to diversify orchestra»
ethel smyth, a composer lo»
classical music attracts o»
‘the lost pianos of siberi»
5 minutes that will make y»
it’s (almost) business as »
the lost pianos of siberia»
leon fleisher, 92, dies; s»
leon fleisher, 92, dies; s»
classical music news. augu»
More Music News »»
Composer's Anniversaries
Holzbauer, Ignaz (17 Septe»
Burney, Charles (7 April 1»
Diabelli, Anton (5 Septemb»
Ryelandt, Joseph (7 April »
Toldrà, Eduard (7 Apr»
Casadesus, Robert (7 April»
Tanaka, Karen (7 April 196»
My Audio Leftovers
ESS AMT-1A Heil Air Mot»
Micro-Seiki MAX-282 To»
Vitavox AK151 15" bass »
LF Transformer for 6C33C
Altec 808A compression »
Conscience of audio rev»
Pacific Microsonics Mod»
Rohde & Schwarz MSDC Mu»
Lamm ML-2 Single-Ended »
Micro-Seiki Arm Board
Mid-range tantrix round»
More Leftovers »»