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: 13 Sep 2025
That posting bug has been addressed.
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
» Musicians' ear
» Playlists and patience
» Single-stage Melquiades »
» Interested in reading mo»
» Vitavox S2 driver made i»
» ULF: where is the border»
» Making of a Steinway.
» My horn speakers system.»
» Opera “Boris Godunov”
» The Trout - Perlman, Ba»
» What is High-End Audio?
» I wonder when Chinese be»
» What you do when you cat»
» The low-power SET and de»
» The nature of "soun»
» How to train respect aud»
» Myth: High-efficiency L»
» The "artificially&q»
» The absolutely “best” ma»
» 4-way horn system Prelude
» Transparent horns
» More about Vienna Philha»
» Oliver Sacks' "Musi»
» Commercial finished horn»
» About my listening habit»
» The Jeff Day’s Westminst»
» Tree motors from one sid»
» So sad that did not see »
» About dymick sparkling.
» Do curved corners help???
» Patricia Kopatchinskaja »
» Passive line level cross»
» 100V vs 120V
» Is horn a natural shape?
» I think my Dynavector 10»
» Romy the Cat's site
» Accuracy vs. Musicality »
» Andrew's new 4-way horn »
Bookmarked are red
Random Site Links
Input Choke Calculator
GEMM catalog
WHRB Radio Station
BostonSymphony's Channel
NPR's SymphonyCast
Composers Forum
Jammin' Jersey
Higherfi.com
The AHRC Research Centre
BuyWell CDss
Museatex
Dan Lavry's Forum
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. 5561 
A mono LF channel – I do not like it. 5557 
LF Results 5557 
The size maters 5556 
Response Curve 5556 
ULF placement and power 5556 
Wishful thinking and the Maelstrom-21 5556 
I will need a direct radiator under the bottom… 5556 
ULF experience: Drivers & power considerations cont'd 5555 
To experiment during the New England winter 5555 
Pitching pitch 5555 
There are many key points…. 5555 
A first true bass test 5539 
Actually…. 5539 
Best place lost? 5534 
Best location for bass, where art thou? 5534 
What to expect from ULF channel? 5518 
OK, it is something. 5517 
The new ULF scenario experiments. 5510 
Time coherence of ULF - my experience 5510 
Placement of ULF #2 5510 
Why I like the like the location #1 5510 
I need to find another ULF solution. 5502 
Ceiling subs 5501 
The infinite baffle shall be a very good solution. 5501 
This morning I woke up horny 5501 
Dsp 5501 
Parametric filters 5500 
SMS 1, Act II 5500 
I think I have found the problem with my ULF 5500 
SMS distortion issue? 5500 
At 30Hz of high order there are not truly tone” of “sound” 5500 
DCX output stage mods 5500 
Very small minority of the folks… 5500 
Exactly zero I suspect. . . 5500 
DSP vs. Music vs. HT 5500 
10" array; how low? & SMS-1 distortion 5500 
Interesting: 10” vs. 15” 5500 
Multiples of the Same Rising Response Curve? 5500 
The crisis of perception. 5499 
Dynamic range of ULF, tsunami and something else. 5498 
The Circle Unbroken 5498 
I wonder… is it PP2000? 5482 
The ULF and PurePower 2000 5473 
ULF Channel and LP playback. 5416 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5414 
I do not have an opinion yet. 5414 
Imponderabilis Neurosis 5414 
Bass non-pathologic hallucination… 5414 
A new paradigm for ULF? 5414 
…a number of logical flaws… 5414 
MAD HATTER 5413 
Thinking about my lower bass 5393 
Has Schrödinger's cat moved in unnoticed? 5393 
Wrong. 5393 
Groove Echo 5393 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5392 
Listening help with ULF stimulator 5392 
The ULF debate: time-alignment 5390 
Trying to address the dilemma with lowest bass. 5389 
Rotary woofer for ULF? 5389 
I do not need a Rotary woofer, I need to be less Moron. 5389 
*** 5389 
Congrats 5388 
Getting some maturity with ULF 5387 
About ULF attenuation. 5386 
How is it implemented? 5386 
My implementation of ULF channel. 5386 
Further thoughts about ULF channel. 5385 
ULF 5385 
I would agree but… 5385 
The problem that that I see with my ULF 5385 
Loudspeaker Proximity Coupling in Midbass & ULF 5385 
Great rotary idea! 5385 
Brilliant analyses! 5385 
Going down with bass 5383 
Under FS 5383 
Ideal ULF/Midbass integration 5383 
My super smart room! 5383 
Erratum ( or errata if you insist) 5383 
The issue is a complex one and should not be addressed generically ... 5383 
Cost benefit analysis of midbass horns v/s compromised ULF 5383 
There is no cost-benefit analysis for this thing. 5383 
I will experiment. 5383 
Sometimes experiment is not just experiment. 5383 
One Bass Horn or Two – for Oxric 5382 
My ways to mimic Reality. 5382 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5382 
"the purpose of playing, whose end both at the first and now..." 5382 
No manuals for those things…. 5382 
More about Rotary ULF idea. 5377 
Phoenix Gold Cyclone 5377 
Passing the waves…. as usual.... 5373 
Drive ULF Amp from Midbass Amp Output 5372 
There is “something”… 5372 
I do not know what I deal with. 5371 
I want my ULF amp back. 5360 
ULF emergency: Big & nasty solutions 5359 
No-amplification time 5359 
Listening audio without ULF. 5358 
Ok, I got the bass amp… 5358 
How much power do I need for my ULF. 5348 
A True ULF - what an amassing tool!!! 5346 
Put Marchand Crossover into the game. 5342 
I begin to like my active crossover. 5330 
Line-level passive vs. active ULF filter 5328 
Hm, there is no way to escape the 4th order. 5328 
Phase butterfly effect. 5327 
Back to DSP? 5327 
What I am trying to accomplish. 5327 
The art of ULF volume adjustment. 5326 
Sitting on a fence with ULF 5324 
The overly-swallowable bass. 5317 
To deLamminate my ULF channel. 5316 
What a beautiful result!!! 5315 
Pipe Organ with 128' register in Augsburg, Germany 5309 
An absolute must for ULF channel. 5292 
The compartmentalized bass 5169 
Paralleled SET bass 5165 
A new concept of ULF channel. 5157 
Infinite baffle 5157 
A 4th order bandpass vibrator? 5157 
ULF idea, possibly stupid. 5156 
IB vs Horn 5156 
A Distributed Infinite Baffle? 5155 
"Tuning" the "IB" 5155 
Flip 90 degrees 5155 
Little bump and the elephant solutions 5155 
How to do THAT? 5154 
ULF from coffee table 5154 
The through-hole tapped horn. 5154 
25 hz at 6db? 5154 
ULF from the SledgeHammer 5154 
Why not really use the basement 5154 
Never say never 5154 
How good ULF needs to be? 5143 
How good the user needs to be? 5143 
Maybe . . . 5143 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5143 
Narrow [Band] Tuning (DSP?) 5143 
ULF-only Sound 5103 
An easy ULF solution for someone. 5095 
Red Grills 5095 
It is exactly what I would like to avoid. 5094 
So I took your advice 5036 
Ok, let me know how it goes. 5036 
The ULF amp Itch. 5022 
Here is an update for the old thread.... 2643 
Good highs 2643 
Marchand 1700 
What truly are you tryin to accomplish? 1700 
All context of this site except the Forum's posts Copyright © Roman Bessnow 2004-2025
All messages within the Site’s Forum Copyright © by authors of the posts
Last 24-hours posts:  0  
Total human visitors:  53,708,809  
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 11 Benjamin Zander, con»
APR 12 Chamber Music in Nee»
APR 12 Magdalene Ho, pianis»
APR 12 Takács Quartet in Gr»
APR 12 Takács Quartet in Gr»
APR 12 Jordi Savall & Hespè»
APR 17 American Views in Bo»
APR 17 In Search of New Wor»
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»
More Music News »»
Composer's Anniversaries
Vecchi, Orazio (6 December»
Buns, Benedictus ( 1642-6»
Pacini, Giovanni (17 Febru»
Godron, Hugo (22 November »
Klein, Gideon (6 December »
Brubeck, Dave (6 December »
Bondon, Jacques (6 Decembe»
Górecki, Henryk (6 De»
Svoboda, Tomas (6 December»
Violette, Andrew (6 Decemb»
Furrer, Beat (6 December 1»
Sheng, Bright (6 December »
My Audio Leftovers
Sansui TU-X1 Tuner
Lamm Industries M1.1 Mo»
Micro-Seiki Arm Board
Korvet “Egg” Tonearm
Musatex-TP Bidat 20-Bi»
Vitavox 330Hz Horn for »
Stage Acompany SA8535 d»
Pacific Microsonics Mod»
SME M2 - 12" Tonearm wi»
CEC TL-0 MK2 transport
Lamm L2 Reference pream»
More Leftovers »»