Site by Roman Bessnow
GoodSoundClub'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
» How to select mid/upper »
» Do not “compare” audio e»
» The Norman Lebrecht’s ar»
» Building “Zarathustra II»
» Valve Technology Timeline
» Audio and Music: four le»
» Gould's Goldberg Variati»
» What to read in audio?
» Mahler: Symphony No. 2 i»
» Mstislav Rostropovich Di»
» Rudolf Barshai conducts »
» It is possible to elimin»
» Sansui AU-X1 bomb...
» Furtwangler War Years Re»
» Canadian Speaker Proposal
» Puccini: Tosca
» The most promising “best»
» Macondo copying: Horns t»
» TAS article: start of th»
» The wonder of Ayre Acous»
» Problems with horns: mid»
» MillionDollarStereos.com
» Interested in reading mo»
» A new generation of full»
» Some analysis of the Joe»
» Liszt Piano Sonata &»
» A big subwoofer vs. an a»
» EMIA Phonostage.
» “Harmonic Speed”- friend»
» Dannoy 2021 Loudspeakers
» ELROG tubes sinked but s»
» Music and Arts' Spring.»
» I think my Dynavector 10»
» A tribune to Transient E»
» Bahnsen Horns + some fre»
» Celebrating Anton Bruckn»
» It looks like Brits will»
» An air compressor and TT.
Bookmarked are red
Random Site Links
Ron Penndor's Recollecti»
Musical Musings
Classical Music Streams
Ward Marston's "Marston"»
Jammin' Jersey
Marston Records
Unofficial Vitavox Site
Heart's Ease
TubeTesters.info
Lenard's Opals monitor
Recording Technology His»
NPR's SymphonyCast
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. 5665 
A mono LF channel – I do not like it. 5661 
LF Results 5661 
The size maters 5660 
Response Curve 5660 
ULF placement and power 5660 
Wishful thinking and the Maelstrom-21 5660 
I will need a direct radiator under the bottom… 5660 
ULF experience: Drivers & power considerations cont'd 5659 
To experiment during the New England winter 5659 
Pitching pitch 5659 
There are many key points…. 5659 
A first true bass test 5643 
Actually…. 5643 
Best place lost? 5638 
Best location for bass, where art thou? 5638 
What to expect from ULF channel? 5622 
OK, it is something. 5621 
The new ULF scenario experiments. 5614 
Time coherence of ULF - my experience 5614 
Placement of ULF #2 5614 
Why I like the like the location #1 5614 
I need to find another ULF solution. 5606 
Ceiling subs 5605 
The infinite baffle shall be a very good solution. 5605 
This morning I woke up horny 5605 
Dsp 5605 
Parametric filters 5604 
SMS 1, Act II 5604 
I think I have found the problem with my ULF 5604 
SMS distortion issue? 5604 
At 30Hz of high order there are not truly tone” of “sound” 5604 
DCX output stage mods 5604 
Very small minority of the folks… 5604 
Exactly zero I suspect. . . 5604 
DSP vs. Music vs. HT 5604 
10" array; how low? & SMS-1 distortion 5604 
Interesting: 10” vs. 15” 5604 
Multiples of the Same Rising Response Curve? 5604 
The crisis of perception. 5603 
Dynamic range of ULF, tsunami and something else. 5602 
The Circle Unbroken 5602 
I wonder… is it PP2000? 5586 
The ULF and PurePower 2000 5577 
ULF Channel and LP playback. 5520 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5518 
I do not have an opinion yet. 5518 
Imponderabilis Neurosis 5518 
Bass non-pathologic hallucination… 5518 
A new paradigm for ULF? 5518 
…a number of logical flaws… 5518 
MAD HATTER 5517 
Thinking about my lower bass 5497 
Has Schrödinger's cat moved in unnoticed? 5497 
Wrong. 5497 
Groove Echo 5497 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5496 
Listening help with ULF stimulator 5496 
The ULF debate: time-alignment 5494 
Trying to address the dilemma with lowest bass. 5493 
Rotary woofer for ULF? 5493 
I do not need a Rotary woofer, I need to be less Moron. 5493 
*** 5493 
Congrats 5492 
Getting some maturity with ULF 5491 
About ULF attenuation. 5490 
How is it implemented? 5490 
My implementation of ULF channel. 5490 
Further thoughts about ULF channel. 5489 
ULF 5489 
I would agree but… 5489 
The problem that that I see with my ULF 5489 
Loudspeaker Proximity Coupling in Midbass & ULF 5489 
Great rotary idea! 5489 
Brilliant analyses! 5489 
Going down with bass 5487 
Under FS 5487 
Ideal ULF/Midbass integration 5487 
My super smart room! 5487 
Erratum ( or errata if you insist) 5487 
The issue is a complex one and should not be addressed generically ... 5487 
Cost benefit analysis of midbass horns v/s compromised ULF 5487 
There is no cost-benefit analysis for this thing. 5487 
I will experiment. 5487 
Sometimes experiment is not just experiment. 5487 
One Bass Horn or Two – for Oxric 5486 
My ways to mimic Reality. 5486 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5486 
"the purpose of playing, whose end both at the first and now..." 5486 
No manuals for those things…. 5486 
More about Rotary ULF idea. 5481 
Phoenix Gold Cyclone 5481 
Passing the waves…. as usual.... 5477 
Drive ULF Amp from Midbass Amp Output 5476 
There is “something”… 5476 
I do not know what I deal with. 5475 
I want my ULF amp back. 5464 
ULF emergency: Big & nasty solutions 5463 
No-amplification time 5463 
Listening audio without ULF. 5462 
Ok, I got the bass amp… 5462 
How much power do I need for my ULF. 5452 
A True ULF - what an amassing tool!!! 5450 
Put Marchand Crossover into the game. 5446 
I begin to like my active crossover. 5434 
Line-level passive vs. active ULF filter 5432 
Hm, there is no way to escape the 4th order. 5432 
Phase butterfly effect. 5431 
Back to DSP? 5431 
What I am trying to accomplish. 5431 
The art of ULF volume adjustment. 5430 
Sitting on a fence with ULF 5428 
The overly-swallowable bass. 5421 
To deLamminate my ULF channel. 5420 
What a beautiful result!!! 5419 
Pipe Organ with 128' register in Augsburg, Germany 5413 
An absolute must for ULF channel. 5396 
The compartmentalized bass 5273 
Paralleled SET bass 5269 
A new concept of ULF channel. 5261 
Infinite baffle 5261 
A 4th order bandpass vibrator? 5261 
ULF idea, possibly stupid. 5260 
IB vs Horn 5260 
A Distributed Infinite Baffle? 5259 
"Tuning" the "IB" 5259 
Flip 90 degrees 5259 
Little bump and the elephant solutions 5259 
How to do THAT? 5258 
ULF from coffee table 5258 
The through-hole tapped horn. 5258 
25 hz at 6db? 5258 
ULF from the SledgeHammer 5258 
Why not really use the basement 5258 
Never say never 5258 
How good ULF needs to be? 5247 
How good the user needs to be? 5247 
Maybe . . . 5247 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5247 
Narrow [Band] Tuning (DSP?) 5247 
ULF-only Sound 5207 
An easy ULF solution for someone. 5199 
Red Grills 5199 
It is exactly what I would like to avoid. 5198 
So I took your advice 5140 
Ok, let me know how it goes. 5140 
The ULF amp Itch. 5126 
Here is an update for the old thread.... 2747 
Good highs 2747 
Marchand 1804 
What truly are you tryin to accomplish? 1804 
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:  60,970,675  
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 1 Institute for Concer»
APR 2 Andris Nelsons, cond»
APR 3 Andris Nelsons, cond»
APR 4 Andris Nelsons, cond»
APR 5 Paul Galbraith, guit»
APR 5 ribute to Coretta Sc»
APR 5 Bach Cantata Series »
APR 6 First Monday at Jord»
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»
More Music News »»
Composer's Anniversaries
Dusík, Jan Ladislav (»
Dussek, Jan Ladislav (12 F»
Nordraak, Rikard (12 June »
Sheram, Gousan (20 March 1»
Talyan, Gousan (20 March 1»
Nazareth, Ernesto (20 Marc»
Borlenghi, Enzo (20 March »
Fine, Vivian (28 Septembe»
Zimmermann, Bernd Alois (2»
My Audio Leftovers
LF Transformer for 6C33C
Ortofon Mono CG 25 Di c»
Rohde & Schwarz MSDC Mu»
Musatex-TP Bidat 20-Bi»
Electro-Voice T350 twee»
Conscience of audio rev»
Sansui TU-X1 Tuner
Micro-Seiki MAX-282 To»
Lamm ML-2 Single-Ended »
Altec 515B bass drivers
Micro-Seiki air-suspend»
More Leftovers »»