Site by Roman Bessnow
GoodSoundClub's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat
Site News: 26 Aug 2026

Romy the Cat has found another room. I’ve started a new fiction project under my name, Roman Bessnow. The new work is at MutationsBook.com
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
» Next week in Metropolita»
» Saying goodbye to the di»
» A need for Resolution /S»
» If you play a guitar…
» Living Voice Loudspeaker
» The Ridiculous Japa-Braz»
» Zanden 2500S CD player +»
» Achingly Beautiful Arias
» "It" Thread
» About the life-expectanc»
» Tannoy Red or Gold monit»
» 3012 silicon dumping
» LPs & CDs Storage.
» Strings reinforced sound»
» Best recording I heard i»
» Hmmm... the sad truth ab»
» Balanchine’s “Pathetique”
» The bizarre magnetized 6»
» Chopin's Waltzes, Witold»
» Something that a loudspe»
» Maxonic drivers from Jap»
» AMR PH-77: just another »
» The Studio AU projects.
» Brian Cheney of VMPS
» MillionDollarStereos.com
» Conductors and Audio Sou»
» Altec A2
» Film in Boston: "An»
» Fantasies about 10Y
» Excerpt: Beethoven Cello»
» Boris Mikhailovich Teplov
» Good commercial speakers
» The sound compromises of»
» Lowther Driver
» Altec cabinet: 815a
» Prices in High-End Audio.
» A contemporary AD1 Triod»
» The WHRB Wagner’s Ring C»
Bookmarked are red
Random Site Links
Daniels Audio
Appian Publications & Re»
Music & Arts
Decca Classical discogra»
Turner Audio
Volvotreter Homepage
Wood Horn Speakers
Duntech Audio loudspeake»
Unofficial Vitavox Site
Vintage Audio Trader
Doremi CD label
Classical Music Streams
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.
Single-stage Melquiades vs. DHT amps 6566 
One-stage Milq++ and the DHT's alleged tone 6565 
DHT Milq? 6565 
The DHT journey. 6565 
DHT tone 6565 
Well, why not? 6564 
Holding the Fort 6564 
My DHT experiment: Preface 6564 
Input tube and DC heaters 6563 
Reimyo Pat 777 6563 
My DHT experiment: Observations 6559 
DHT or 300B? 6559 
300B 6559 
Talking, perception and the grounds for objectively 6559 
The Wine Via the Wine Glass 6558 
Hence the confusion 6558 
My DHT experiment: some conclusions. 6558 
Reality Reconstruction is not a functionality. 6558 
My experience with DHTs 6558 
Pigmented coloration? 6558 
Dht-dht 6558 
Dynamic viscosity? 6558 
The Pallette preamp... 6558 
If one DHT is good, two must be better? 6558 
"soul" of tubes 6558 
There is a difference... 6558 
Vibration injection? 6558 
Homework # 4334 6558 
The 01A-71A-10Y-45 chain 6558 
Old valves have more soul! 6557 
Was it soul or soil? 6557 
It was just a heading 6557 
Adjustable color: TIMBRE LOCK? 6557 
Neutral or neutral/uncoloured? 6557 
..are lacking in power, dynamics and bandwidth. 6557 
Timbre-Lock. Not quite ready for prime time. 6557 
Injection of analog dither? 6557 
Subliminal signal 6557 
The idea of analog randomanization. 6557 
Okay, what Avicena Power Generator 6557 
I hope you will be hearing about it. 6556 
Avicenna = Arabian 6556 
Persian, not Arab 6556 
The “second solution” - a major disappointment 6556 
More words to describe "sux" please 6556 
Revolution 6556 
The non-melodramatic DHT? 6556 
One-stage DHTs 6555 
One other thing 6555 
One stage 6555 
Brewing, thinking and heating 6555 
Physical characteristics of electronic devices 6555 
I see the things differently. 6555 
Don't waste time being "creative" 6555 
The audiophile attitude 6555 
The where and why of design choices 6555 
Blah blah blah 6555 
Laconic Clarity vs. Comfort vs. Nostalgia 6555 
Do I need to be hissing? 6555 
...associated with lack of neutrality and colorati... 6555 
John Broskie's Partial feedback amplifier 6555 
Randomness vs. freedom and the Homework # 4334 6554 
What is randomness? 6554 
Those least three possibilities… 6554 
Randomness and Music's Prerogative 6554 
It works, … sort of. The revolution is canceled. 6554 
Thorsten Loesch’s article about DHT SETs 6552 
A Beautiful Mind 6551 
Some summary and conclusions from the first phase. 6549 
Second phase: revising requirement for my DHT objectives. 6534 
Tubes for your DHT amp 6534 
Abandoning Milq? 6534 
Will see how it goes.... 6534 
Single-stage Milq vs. Sun Audio VT-2A3 6532 
Topology and 2A3? 6532 
6SN7-2A3 amps? 6532 
Type Casting 6532 
Sun Audio SV-2A3 6532 
6sn7-2a3 6532 
Topology vs parts 6532 
For a DHT amp, you are listening to the power supply 6532 
The vintage tubes syndrome. 6532 
Parts Frenzy 6532 
Too many new sounds 6532 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6531 
New tubes 6530 
Milq bias vs. batery bias 6530 
The batteries are a tricky thing. 6530 
Swimming the ocean at night? 6530 
New 2A3 6530 
To kill of do not kill the capacitor. 6529 
The JJ Electronic amp. 6528 
JJ 2A3 and amp 6528 
Czech tubes 6526 
Single plated vs Double plated? 6526 
Mono plate 2A3 tubes 6526 
I suggested once VT52 tube 6525 
The 800R vs. 1800R vs. 5500R 6525 
YO-186 as the output tube. 6522 
Here she is. 6521 
Some talks about the new production tubes 6517 
New 2A3 tubes 6517 
Some thoughts about one-IHT vs. multiple-DHT 6517 
The Sun Audio with 6E5P 6516 
Multistage DHT circuits 6515 
Wrong tube or wrong topology – here is the question. 6514 
Emission Labs 2A3 6514 
Some comment and questions about then 2A3 talks. 6514 
Which Chinese 2A3? 6514 
OK, for a first time I like the San Audio Kit. 6514 
The YO186 Strip Show 6514 
More on the 2A3 comparisons 6513 
It will be interesting…. 6513 
OPT impedence 6513 
More about the Plate Loading 6513 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6508 
2A3 data 6508 
The New 2A3 tubes 6508 
How many stages I need for 110dB sensitivity, smal... 6508 
How many stages and why... and who makes that 45 o... 6507 
Everything about everything. 6507 
Some very good points... and... possibly more logi... 6507 
Options, options, options.... 6507 
I think we agree overall 6507 
An IDHT with more gain? 6506 
You don't ask for much now, eh? 6506 
2A3 tube impressions 6501 
Interesting analogy 6501 
NOS 2A3 tubes versus new tubes 6501 
Hmmm, let me try this one again... 6501 
Sylvania 2A3 identification 6501 
A picture is worth a thousand micromhos? 6501 
I have more interest in the period tubes 6501 
Why NOS tubes? 6500 
The Holly Ignorance 6500 
Tube tasting 6500 
The cathodes’ flatulence? 6500 
Make mine thoriated please 6500 
Any Germans out there? 6500 
6E5P VS 6E6P 6500 
Vibrations? What do you with them? 6500 
Vibration in tubes and sounds 6500 
UX4 vs UX4ruskie 6499 
Ringing the tubes? I do not know how about that. 6499 
Tube sound and vibration 6499 
The thoughts collection about YO186? 6493 
The lights look green for the YO tube 6492 
"Melquiades" with YO-186. Something like... 6492 
My version of RE-604 and PX4 6491 
The YO186 tube sockets. 6491 
B4/B5 British made 6490 
The YO186’s sockets and prices 6490 
DHT 2A3 amplifier rectification 6489 
My attitude toward tube rectification. 6489 
Tu-be or not Tu-be, seems Tu-be the question. 6488 
It looks like DHT DSET is shaping up. 6487 
The Sylvania 2A3 NOS report 6484 
The Citizen Kane syndrome. 6484 
Sylvania 2A3 in a World without Color 6483 
Are NOS and new manufacture comparing oranges to o... 6483 
That all is incorrect in a way…. 6483 
NOS vs new 2A3 tubes 6483 
The identical operation environment? 6483 
Preferred 2A3 operating point 6483 
The sound of the 2A3 however? 6483 
Circuit modification for 2A3 optimization 6482 
How to get max power from 2A3 6482 
2A3 voltages, loads and realized output power 6482 
Optimal operation of 2A3: an experiment 6482 
Tubes, Whole Circuits, Expectations and Sound 6482 
Gain is not power. 6482 
2A3 amplifier modification & Optimization 6482 
Specialized DSET approach 6482 
6C33/2A3 DSET? 6482 
SET usable power and making the most of it 6482 
The 2A3 loading 6482 
DSET solution for EdgarHorn? 6482 
Optimizing the 2A3 6482 
How much to DSET a DSET 6482 
DSET for Titan 6482 
The Best of All Worlds 6482 
Multiamp setup 6481 
Optimizing the (NOS) 2A3... "KM-style"? 6481 
There are many opportunities, it all depends what ... 6481 
Modifying amplifer to optimize NOS 2A3 performance 6481 
Conceptualizing Melquiades DSET is done 6475 
2A3 and 400V supply 6475 
Pudding and the chicken wires 6474 
Another shot at numbers 6474 
How to cook the "uninformed" anode. 6474 
Okay, so this might work.... 6474 
The DHT Milq DSET, the prebuilt draft. 6474 
Looks good, but.... 6473 
2A3 with slightly lover filament voltage? 6473 
Less is more... usually. 6473 
Where to burn gain? how? and where to get beter st... 6472 
Stepping Out 6472 
Said to be good, but 6472 
Gain to lose 6472 
Why nothing is simple with this damn amp! 6472 
Another idea for losing gain 6472 
What's best 6472 
Options, options... 6472 
Actually, it is not so bad. 6472 
Other compromises... 6471 
Cathode vs. fixed with DHT 6470 
Is it glowing yet? 6450 
It is comming.... 6450 
The new MF channel. 6444 
I started to work on the Milq’s DHT Island. 6443 
Innerstage loading vs. OPT loading. 6435 
The intestage loading talk. 6432 
My playback feels like it is broken. 6427 
1 in 50? 6427 
Yes, it was after PP2000 6427 
Die Walküre soldering. 6426 
The post Die Walküre soldering 6425 
Another amp arond YO186 6424 
Gain? 6424 
The Unexpected problem with DHT Milq. 6424 
Simple is good 6423 
Ok, I am moving forward. 6423 
The Milq DSET is up. 6422 
My DH DSET – 2 days later. 6420 
Here is more data to reconcile. 6420 
Hm, that is interesting and unpleasant so far. 6419 
Ok, what do I want? 6419 
Let Go of Some Conceptual "Restrictions"? 6419 
The Milq DH DSET, the further thoughts in progress. 6419 
Crunching Numbers; Shaping Sound 6419 
How about the tweeter? 6418 
Tweeter Efficiency? 6418 
Safe and Sound 6418 
More mystery with tweeter but still on the subject. 6418 
Some clarifications. 6418 
How about that?!!! 6418 
Further considerations: DC-coupling. 6416 
Head Room 6416 
To kill the mandatory 13dB 6415 
DC coupling and killing 13db and driving 6e5p miller and.... 6415 
I do not think that it might be damaging… 6415 
Again with the PS 6415 
AKA J.C. Morrison’s amp but… 6413 
Parallel Universe 6413 
Melquiades HD MF DSET, Draft13. 6411 
Why I let other people build them... 6411 
Ok, it's going to right direction. 6411 
Ok, it looks already very close…. 6410 
The Loftinish-Whitish, well sort of…. 6407 
MF: the pre-final version. 6407 
Loftin-White? 6407 
Did anyone hear the PX4 amplifiers? 6407 
What Could use Improving at This Point? 6407 
The Milq’s MF front-end is done 6403 
Why I Let Other People Build Them, II 6403 
Define really quiet 6402 
Another variable of sound 6402 
Backlash? 6402 
Alternative filament supplies 6402 
I kind of faced a problem with AC 6402 
Going down the DC path 6401 
It is not about the “whole sound” but about “molec... 6401 
Molecular sound 6401 
AC-DC heater supply 6401 
The Tentlabs are $10 worth PS. 6401 
The unexpected resolution of AC vs. DC quandary. 6401 
The devil is less scared than it depicted. 6401 
Hiss or Hum 6401 
AC transformers 6401 
I have seen the Promised Land 6400 
OK, the choke noise is not a problem anymore 6400 
Ok, it is working fine but… 6399 
Divide and Conquer 6399 
The design phase is over. 6398 
The unexpected insanity! 6397 
Loading 6397 
Looking for inspiring ideas for 'universal' loadin... 6397 
A filaments Sherlock Holmes wanted. 6397 
Going the Distance 6397 
Read the f*** manual! 6397 
Agreed. 6397 
I agree 6397 
The filament transformer 6397 
Center-tap and options 6397 
Something like this…. 6397 
Avoiding "Dial-an-Amp" 6397 
The foreplay is going on. 6397 
Split balance 6396 
Further thoughts about my DH filaments 6396 
The Shuguang 2A3 tubes. 6396 
SHuguang 6396 
Going through…. 6395 
The 2.5V noise vs. 4V noise. 6394 
More about Shuguang 2A3C 6394 
Hum vs voltage 6394 
Meow about the tubes… 6394 
To Be a Content Cat 6394 
Completed! 6391 
Tradition 6391 
Absolutely beautiful! 6391 
The 'film' caps in PS 6390 
Science or religion 6390 
Mass Extinction 6390 
Electrolytics, technology and time 6390 
No more questions about PS capacitors. 6390 
Capacitor choices 6390 
Good time. Welcome back. Thanks God. 6389 
The minor day of Quartets. 6389 
Them's the Breaks 6389 
Eventually! 6388 
So Soon? 6388 
DHT MF channel and 6-ch amp: first conclusions 6388 
All Abuzz about Nothing 6387 
The wire for DC-coupling 6387 
The Dirt on DIY Backlash 6387 
DSET vs. the “better tubes”. 6387 
How to test the DH tubes properly? 6386 
Pairing up tubes for SE use 6385 
The DHT live reserve 6384 
Some interestng models 6384 
Eaten alive. 6384 
The tubey déjà vu? 6383 
The new concept of my output transformer. 6379 
The 4V takes a lead. 6375 
Listening the DH and the striped down version of M... 6372 
I kind of slowly learn what I need. 6372 
More HF from a transformer and DHT? 6370 
Since You Don't Need the Gain 6369 
Exiting the design mode? 6369 
Bye-bye the input divider on MF! 6369 
A few steps back and a gaint leap ahead. 6365 
Single-stage vs. DHT amp. 6364 
Setting up the new Playback 6363 
And the winner is… so far 6360 
If you like type 45... 6360 
Type 45... they're not all the same 6360 
Favorite Flavor? 6360 
The 45 times Meow... 6360 
The problem that I see is… 6360 
Running the 45 6360 
The 10Y...and bye bye Newton 6359 
The commentaries about everything. 6359 
Driver tube and biasing 6359 
DHT drivers 6359 
The ideas are worth trying? 6359 
A question about the polishing the things…. 6355 
The Particular Tube, I'm afraid... 6355 
Driving the 45... cathode first 6354 
ST or Globe; old or new... 6354 
Whatever sticks to the wall as an operation point ... 6354 
The attenuating crap in secondary. 6354 
Operating points and cathode current 6354 
The Burgeoning Opportunities! 6354 
Actually it is not so simple. 6354 
Resistors at the front 6353 
A minor alternation of a position 6353 
The era of enlightenment. 6350 
The devil is in the details.... 6350 
Constructing Sound 6350 
A new view on the DHT evaluation. 6349 
The “strange” YO186 6340 
The dead guy’s lessons. 6295 
2S4S and 2A3 6286 
Ho to use the YO186 6279 
YO 186 fundamental flavor 6279 
The YO-YO tube and "fundamentals" channel 6279 
The live without the YO186, again.... 6277 
Not anymore! 6266 
The very good YoYonisation! 6265 
….above and below two very clean channel. 6264 
The DHT and esoteric imaging deformation. 6251 
DHT, YO186, or??? 6251 
I had no idea how ‘different’ it is. 6198 
The Kazitsky Manufacturing and YO104, some history. 6197 
"Absolution and Eternal Refuge." 6194 
Sofia Electric Type 45 Mesh 6184 
The true association of YO186's Sounds. 5946 
All the Best from Burgundy 5946 
Cheesy tubes 5945 
Me and my DHT references… 5836 
Y0-186 in winter. 5739 
Y0-186 sounds like… 5738 
Rethinking the YO186 tube. 5707 
In My Dreams 5707 
Grunt from type 45? A ridicules comment. 5707 
Blame? 5706 
When good is not good enough. 5706 
45s, Drivers, and 45s 5706 
Hm, that was so simple after all! 5705 
How the YO186 was used. 5289 
What is old is new? 5288 
YO186 vs. type 45. 5287 
The YO186 is gone.... :-( 4836 
That sucks. 4836 
YO186 4834 
Hm, what the hell is going on? 4834 
I do not think that anybody but me would like YO186 4834 
A hallucination? 4831 
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:  1  
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»
More Music News »»
Composer's Anniversaries
Mozart, Leopold (14 Novemb»
Pleyel, Ignaz Josef (18 Ju»
Spontini, Gasparo Luigi (1»
Hummel, Johann Nepomuk (14»
Dorn, Heinrich (Ludwig Egm»
Mendelssohn, Fanny Cé»
Hensel, Fanny Cecile (14 N»
Leschetizky, Theodor (22 J»
de Falla, Manuel (23 Novem»
Copland, Aaron (14 Novembe»
Addinsell, Richard (13 Jan»
ter Veldhuis, Jacob (14 No»
Swerts, Piet (14 November »
March, Andrew (14 November»
My Audio Leftovers
Hillock TV-2 tube tester
Altec 808A compression »
Stage Acompany SA8535 d»
Purist Audio Design Pro»
Vitavox AK-15/40 15" ba»
Ortofon Mono CG 25 Di c»
Conscience of audio rev»
Pacific Microsonics Mod»
Lamm L2 Reference pream»
SME M2 - 12" Tonearm wi»
Sansui TU-X1 Tuner
More Leftovers »»