Site by Roman Bessnow
GoodSoundClub's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat
Site News: 20 Jul 2026

The audio preview of the audio part of my Book
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
» Why audio itself is wast»
» Japanese Super High Mate»
» About the (secret) rules»
» (monitor vs hifi speaker»
» Woofer cone materials an»
» Film in Boston: "An»
» The BBC Proms 2009
» Metropolitan Opera 2009-»
» The short "6C33C Su»
» The single-stage Milq an»
» Speakers: a hi-fi disast»
» Stephen Hartkel, the goo»
» Saying goodbye to the di»
» A lucidly implemented di»
» Proximity of horn’s cros»
» Micro Seiki SX 111FV Pla»
» Walter conducting Vienna»
» And a Bruckner 8 the day»
» What I am doing?
» Minusk: a new Vibraplan?
» Benz Gullwing and Hi all
» More about the EdgarHorn»
» Eventually - a reasonabl»
» Romy stalked me on the f»
» Western Electric reprodu»
» Dynamic viscose stabiliz»
» Don’t "use" VTA
» The Berlin Philharmonic »
» The Hand Clapping by Fra»
» Educate yourself WHY you»
» Sansui AU-X1 bomb...
» Some Audiogon realty
» DA architecture: True M»
» What you folks got for B»
» ULF: where is the border»
» Problems with horns: mid»
» Maxim Vengerov: Encore i»
» A full-range driver = C»
Bookmarked are red
Random Site Links
Norman Lebrecht's blog
FM Radio Query
Eugene Ormandy Pages
Museatex
Thomas Dunker's Site
Arbiter Records
Subito-Cantabile
Heart's Ease
Vladimir Lamm Site
GS Tube
Dazy Web Labaratory
Wood Horn Speakers
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. 5807 
A mono LF channel – I do not like it. 5803 
LF Results 5803 
The size maters 5802 
Response Curve 5802 
ULF placement and power 5802 
Wishful thinking and the Maelstrom-21 5802 
I will need a direct radiator under the bottom… 5802 
ULF experience: Drivers & power considerations cont'd 5801 
To experiment during the New England winter 5801 
Pitching pitch 5801 
There are many key points…. 5801 
A first true bass test 5785 
Actually…. 5785 
Best place lost? 5780 
Best location for bass, where art thou? 5780 
What to expect from ULF channel? 5764 
OK, it is something. 5763 
The new ULF scenario experiments. 5756 
Time coherence of ULF - my experience 5756 
Placement of ULF #2 5756 
Why I like the like the location #1 5756 
I need to find another ULF solution. 5748 
Ceiling subs 5747 
The infinite baffle shall be a very good solution. 5747 
This morning I woke up horny 5747 
Dsp 5747 
Parametric filters 5746 
SMS 1, Act II 5746 
I think I have found the problem with my ULF 5746 
SMS distortion issue? 5746 
At 30Hz of high order there are not truly tone” of “sound” 5746 
DCX output stage mods 5746 
Very small minority of the folks… 5746 
Exactly zero I suspect. . . 5746 
DSP vs. Music vs. HT 5746 
10" array; how low? & SMS-1 distortion 5746 
Interesting: 10” vs. 15” 5746 
Multiples of the Same Rising Response Curve? 5746 
The crisis of perception. 5745 
Dynamic range of ULF, tsunami and something else. 5744 
The Circle Unbroken 5744 
I wonder… is it PP2000? 5728 
The ULF and PurePower 2000 5719 
ULF Channel and LP playback. 5662 
Are original Aura Sound 1808 sound ULF solution for sealed enclosure? 5660 
I do not have an opinion yet. 5660 
Imponderabilis Neurosis 5660 
Bass non-pathologic hallucination… 5660 
A new paradigm for ULF? 5660 
…a number of logical flaws… 5660 
MAD HATTER 5659 
Thinking about my lower bass 5639 
Has Schrödinger's cat moved in unnoticed? 5639 
Wrong. 5639 
Groove Echo 5639 
Wrong? Actually, our actual positions differ very little, surprisingly enough. 5638 
Listening help with ULF stimulator 5638 
The ULF debate: time-alignment 5636 
Trying to address the dilemma with lowest bass. 5635 
Rotary woofer for ULF? 5635 
I do not need a Rotary woofer, I need to be less Moron. 5635 
*** 5635 
Congrats 5634 
Getting some maturity with ULF 5633 
About ULF attenuation. 5632 
How is it implemented? 5632 
My implementation of ULF channel. 5632 
Further thoughts about ULF channel. 5631 
ULF 5631 
I would agree but… 5631 
The problem that that I see with my ULF 5631 
Loudspeaker Proximity Coupling in Midbass & ULF 5631 
Great rotary idea! 5631 
Brilliant analyses! 5631 
Going down with bass 5629 
Under FS 5629 
Ideal ULF/Midbass integration 5629 
My super smart room! 5629 
Erratum ( or errata if you insist) 5629 
The issue is a complex one and should not be addressed generically ... 5629 
Cost benefit analysis of midbass horns v/s compromised ULF 5629 
There is no cost-benefit analysis for this thing. 5629 
I will experiment. 5629 
Sometimes experiment is not just experiment. 5629 
One Bass Horn or Two – for Oxric 5628 
My ways to mimic Reality. 5628 
Patent GB 394,325. "Transmitting, recording, and reproducing music..." 5628 
"the purpose of playing, whose end both at the first and now..." 5628 
No manuals for those things…. 5628 
More about Rotary ULF idea. 5623 
Phoenix Gold Cyclone 5623 
Passing the waves…. as usual.... 5619 
Drive ULF Amp from Midbass Amp Output 5618 
There is “something”… 5618 
I do not know what I deal with. 5617 
I want my ULF amp back. 5606 
ULF emergency: Big & nasty solutions 5605 
No-amplification time 5605 
Listening audio without ULF. 5604 
Ok, I got the bass amp… 5604 
How much power do I need for my ULF. 5594 
A True ULF - what an amassing tool!!! 5592 
Put Marchand Crossover into the game. 5588 
I begin to like my active crossover. 5576 
Line-level passive vs. active ULF filter 5574 
Hm, there is no way to escape the 4th order. 5574 
Phase butterfly effect. 5573 
Back to DSP? 5573 
What I am trying to accomplish. 5573 
The art of ULF volume adjustment. 5572 
Sitting on a fence with ULF 5570 
The overly-swallowable bass. 5563 
To deLamminate my ULF channel. 5562 
What a beautiful result!!! 5561 
Pipe Organ with 128' register in Augsburg, Germany 5555 
An absolute must for ULF channel. 5538 
The compartmentalized bass 5415 
Paralleled SET bass 5411 
A new concept of ULF channel. 5403 
Infinite baffle 5403 
A 4th order bandpass vibrator? 5403 
ULF idea, possibly stupid. 5402 
IB vs Horn 5402 
A Distributed Infinite Baffle? 5401 
"Tuning" the "IB" 5401 
Flip 90 degrees 5401 
Little bump and the elephant solutions 5401 
How to do THAT? 5400 
ULF from coffee table 5400 
The through-hole tapped horn. 5400 
25 hz at 6db? 5400 
ULF from the SledgeHammer 5400 
Why not really use the basement 5400 
Never say never 5400 
How good ULF needs to be? 5389 
How good the user needs to be? 5389 
Maybe . . . 5389 
I think there is little evidence of marketing bias in the papers. Call me naive if you wish. 5389 
Narrow [Band] Tuning (DSP?) 5389 
ULF-only Sound 5349 
An easy ULF solution for someone. 5341 
Red Grills 5341 
It is exactly what I would like to avoid. 5340 
So I took your advice 5282 
Ok, let me know how it goes. 5282 
The ULF amp Itch. 5268 
Here is an update for the old thread.... 2889 
Good highs 2889 
Marchand 1946 
What truly are you tryin to accomplish? 1946 
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:  65,484,067  
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
AUG 1 BU Tanglewood Instit»
AUG 1 Danish String Quarte»
AUG 1 Light & Shade in Var»
AUG 1 Mozart: The Marriage»
AUG 1 Esa-Pekka Salonen, c»
AUG 2 ZÉMIRE ET AZOR in Ch»
AUG 2 BU Tanglewood Instit»
AUG 2 Andris Nelsons, cond»
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»
More Music News »»
Composer's Anniversaries
Leoncavallo, Ruggiero (8 M»
Hahn, Reynaldo (9 August 1»
Ketelby, Albert William (9»
Miaskovsky, Nikolai Yakovl»
Myaskovsky, Nikolai Yakovl»
Scelsi, Giacinto (8 Januar»
Shostakovich, Dmitri (25 S»
Raksin, David (4 August 19»
Heppener, Robert (9 August»
Hummel, Bertold (27 Novemb»
My Audio Leftovers
Tribute Output Amorphou»
CEC TL-0 MK2 transport
Fane Studio 8 dual conc»
Kenwood L-02T FM Tuner
Musatex-TP Bidat 20-Bi»
SME M2 - 12" Tonearm wi»
Altec 515B bass drivers
Pacific Microsonics Mod»
Vitavox S2/S3 diaphragms
Micro-Seiki Arm Board
Mid-range tantrix round»
More Leftovers »»