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
» The Remote System Manage»
» A random neutralness
» Chord QBD76 - the new dac
» Speaker Building
» Asyncronus USB
» The optimum Sampling Rat»
» FMFool – a truly useful »
» Brahms PC #1, Philharmon»
» Crossover or non-crossov»
» Does horn surface porosi»
» Zanden 2500S CD player +»
» WE15a plans
» Bermuda Triangles of Aud»
» It was seventy years ago»
» Seven phases in the life»
» The short "6C33C Su»
» Ultimate Turntable
» Macondo’s MiniMe or abou»
» Does tube preamplifier V»
» BAAS posting of two raw »
» Macondo 3.0
» The Best Of Wiener Philh»
» The CES 2005
» Prokofiev Classical Symp»
» The best album of 2005 s»
» Speaker hunting
» Film in Boston: "An»
» Kharma Speakers as pH-in»
» "Appeal to the Grea»
» How to organize files wi»
» Tannoy Red 1960s: some s»
» A full-range driver = C»
» Jean Hiraga’s cooking of»
» Instrumental music vs. o»
» Big room vs small room
» Rcf n850
» Output transformer for b»
» Midbass Horns and Real E»
Bookmarked are red
Random Site Links
Audio Spot Kamani
High-Tech Hi-Fi
Opera Collector Guide
Berkshire Record Outlet
Norman Lebrecht's blog
Boston Philharmonic Orch»
The Handelmania Podcast
Hub Arts
Greg Sando’s Site
DIY SET
High-End Audio
Vladimir Lamm Site
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 6567 
One-stage Milq++ and the DHT's alleged tone 6566 
DHT Milq? 6566 
The DHT journey. 6566 
DHT tone 6566 
Well, why not? 6565 
Holding the Fort 6565 
My DHT experiment: Preface 6565 
Input tube and DC heaters 6564 
Reimyo Pat 777 6564 
My DHT experiment: Observations 6560 
DHT or 300B? 6560 
300B 6560 
Talking, perception and the grounds for objectively 6560 
The Wine Via the Wine Glass 6559 
Hence the confusion 6559 
My DHT experiment: some conclusions. 6559 
Reality Reconstruction is not a functionality. 6559 
My experience with DHTs 6559 
Pigmented coloration? 6559 
Dht-dht 6559 
Dynamic viscosity? 6559 
The Pallette preamp... 6559 
If one DHT is good, two must be better? 6559 
"soul" of tubes 6559 
There is a difference... 6559 
Vibration injection? 6559 
Homework # 4334 6559 
The 01A-71A-10Y-45 chain 6559 
Old valves have more soul! 6558 
Was it soul or soil? 6558 
It was just a heading 6558 
Adjustable color: TIMBRE LOCK? 6558 
Neutral or neutral/uncoloured? 6558 
..are lacking in power, dynamics and bandwidth. 6558 
Timbre-Lock. Not quite ready for prime time. 6558 
Injection of analog dither? 6558 
Subliminal signal 6558 
The idea of analog randomanization. 6558 
Okay, what Avicena Power Generator 6558 
I hope you will be hearing about it. 6557 
Avicenna = Arabian 6557 
Persian, not Arab 6557 
The “second solution” - a major disappointment 6557 
More words to describe "sux" please 6557 
Revolution 6557 
The non-melodramatic DHT? 6557 
One-stage DHTs 6556 
One other thing 6556 
One stage 6556 
Brewing, thinking and heating 6556 
Physical characteristics of electronic devices 6556 
I see the things differently. 6556 
Don't waste time being "creative" 6556 
The audiophile attitude 6556 
The where and why of design choices 6556 
Blah blah blah 6556 
Laconic Clarity vs. Comfort vs. Nostalgia 6556 
Do I need to be hissing? 6556 
...associated with lack of neutrality and colorati... 6556 
John Broskie's Partial feedback amplifier 6556 
Randomness vs. freedom and the Homework # 4334 6555 
What is randomness? 6555 
Those least three possibilities… 6555 
Randomness and Music's Prerogative 6555 
It works, … sort of. The revolution is canceled. 6555 
Thorsten Loesch’s article about DHT SETs 6553 
A Beautiful Mind 6552 
Some summary and conclusions from the first phase. 6550 
Second phase: revising requirement for my DHT objectives. 6535 
Tubes for your DHT amp 6535 
Abandoning Milq? 6535 
Will see how it goes.... 6535 
Single-stage Milq vs. Sun Audio VT-2A3 6533 
Topology and 2A3? 6533 
6SN7-2A3 amps? 6533 
Type Casting 6533 
Sun Audio SV-2A3 6533 
6sn7-2a3 6533 
Topology vs parts 6533 
For a DHT amp, you are listening to the power supply 6533 
The vintage tubes syndrome. 6533 
Parts Frenzy 6533 
Too many new sounds 6533 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6532 
New tubes 6531 
Milq bias vs. batery bias 6531 
The batteries are a tricky thing. 6531 
Swimming the ocean at night? 6531 
New 2A3 6531 
To kill of do not kill the capacitor. 6530 
The JJ Electronic amp. 6529 
JJ 2A3 and amp 6529 
Czech tubes 6527 
Single plated vs Double plated? 6527 
Mono plate 2A3 tubes 6527 
I suggested once VT52 tube 6526 
The 800R vs. 1800R vs. 5500R 6526 
YO-186 as the output tube. 6523 
Here she is. 6522 
Some talks about the new production tubes 6518 
New 2A3 tubes 6518 
Some thoughts about one-IHT vs. multiple-DHT 6518 
The Sun Audio with 6E5P 6517 
Multistage DHT circuits 6516 
Wrong tube or wrong topology – here is the question. 6515 
Emission Labs 2A3 6515 
Some comment and questions about then 2A3 talks. 6515 
Which Chinese 2A3? 6515 
OK, for a first time I like the San Audio Kit. 6515 
The YO186 Strip Show 6515 
More on the 2A3 comparisons 6514 
It will be interesting…. 6514 
OPT impedence 6514 
More about the Plate Loading 6514 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6509 
2A3 data 6509 
The New 2A3 tubes 6509 
How many stages I need for 110dB sensitivity, smal... 6509 
How many stages and why... and who makes that 45 o... 6508 
Everything about everything. 6508 
Some very good points... and... possibly more logi... 6508 
Options, options, options.... 6508 
I think we agree overall 6508 
An IDHT with more gain? 6507 
You don't ask for much now, eh? 6507 
2A3 tube impressions 6502 
Interesting analogy 6502 
NOS 2A3 tubes versus new tubes 6502 
Hmmm, let me try this one again... 6502 
Sylvania 2A3 identification 6502 
A picture is worth a thousand micromhos? 6502 
I have more interest in the period tubes 6502 
Why NOS tubes? 6501 
The Holly Ignorance 6501 
Tube tasting 6501 
The cathodes’ flatulence? 6501 
Make mine thoriated please 6501 
Any Germans out there? 6501 
6E5P VS 6E6P 6501 
Vibrations? What do you with them? 6501 
Vibration in tubes and sounds 6501 
UX4 vs UX4ruskie 6500 
Ringing the tubes? I do not know how about that. 6500 
Tube sound and vibration 6500 
The thoughts collection about YO186? 6494 
The lights look green for the YO tube 6493 
"Melquiades" with YO-186. Something like... 6493 
My version of RE-604 and PX4 6492 
The YO186 tube sockets. 6492 
B4/B5 British made 6491 
The YO186’s sockets and prices 6491 
DHT 2A3 amplifier rectification 6490 
My attitude toward tube rectification. 6490 
Tu-be or not Tu-be, seems Tu-be the question. 6489 
It looks like DHT DSET is shaping up. 6488 
The Sylvania 2A3 NOS report 6485 
The Citizen Kane syndrome. 6485 
Sylvania 2A3 in a World without Color 6484 
Are NOS and new manufacture comparing oranges to o... 6484 
That all is incorrect in a way…. 6484 
NOS vs new 2A3 tubes 6484 
The identical operation environment? 6484 
Preferred 2A3 operating point 6484 
The sound of the 2A3 however? 6484 
Circuit modification for 2A3 optimization 6483 
How to get max power from 2A3 6483 
2A3 voltages, loads and realized output power 6483 
Optimal operation of 2A3: an experiment 6483 
Tubes, Whole Circuits, Expectations and Sound 6483 
Gain is not power. 6483 
2A3 amplifier modification & Optimization 6483 
Specialized DSET approach 6483 
6C33/2A3 DSET? 6483 
SET usable power and making the most of it 6483 
The 2A3 loading 6483 
DSET solution for EdgarHorn? 6483 
Optimizing the 2A3 6483 
How much to DSET a DSET 6483 
DSET for Titan 6483 
The Best of All Worlds 6483 
Multiamp setup 6482 
Optimizing the (NOS) 2A3... "KM-style"? 6482 
There are many opportunities, it all depends what ... 6482 
Modifying amplifer to optimize NOS 2A3 performance 6482 
Conceptualizing Melquiades DSET is done 6476 
2A3 and 400V supply 6476 
Pudding and the chicken wires 6475 
Another shot at numbers 6475 
How to cook the "uninformed" anode. 6475 
Okay, so this might work.... 6475 
The DHT Milq DSET, the prebuilt draft. 6475 
Looks good, but.... 6474 
2A3 with slightly lover filament voltage? 6474 
Less is more... usually. 6474 
Where to burn gain? how? and where to get beter st... 6473 
Stepping Out 6473 
Said to be good, but 6473 
Gain to lose 6473 
Why nothing is simple with this damn amp! 6473 
Another idea for losing gain 6473 
What's best 6473 
Options, options... 6473 
Actually, it is not so bad. 6473 
Other compromises... 6472 
Cathode vs. fixed with DHT 6471 
Is it glowing yet? 6451 
It is comming.... 6451 
The new MF channel. 6445 
I started to work on the Milq’s DHT Island. 6444 
Innerstage loading vs. OPT loading. 6436 
The intestage loading talk. 6433 
My playback feels like it is broken. 6428 
1 in 50? 6428 
Yes, it was after PP2000 6428 
Die Walküre soldering. 6427 
The post Die Walküre soldering 6426 
Another amp arond YO186 6425 
Gain? 6425 
The Unexpected problem with DHT Milq. 6425 
Simple is good 6424 
Ok, I am moving forward. 6424 
The Milq DSET is up. 6423 
My DH DSET – 2 days later. 6421 
Here is more data to reconcile. 6421 
Hm, that is interesting and unpleasant so far. 6420 
Ok, what do I want? 6420 
Let Go of Some Conceptual "Restrictions"? 6420 
The Milq DH DSET, the further thoughts in progress. 6420 
Crunching Numbers; Shaping Sound 6420 
How about the tweeter? 6419 
Tweeter Efficiency? 6419 
Safe and Sound 6419 
More mystery with tweeter but still on the subject. 6419 
Some clarifications. 6419 
How about that?!!! 6419 
Further considerations: DC-coupling. 6417 
Head Room 6417 
To kill the mandatory 13dB 6416 
DC coupling and killing 13db and driving 6e5p miller and.... 6416 
I do not think that it might be damaging… 6416 
Again with the PS 6416 
AKA J.C. Morrison’s amp but… 6414 
Parallel Universe 6414 
Melquiades HD MF DSET, Draft13. 6412 
Why I let other people build them... 6412 
Ok, it's going to right direction. 6412 
Ok, it looks already very close…. 6411 
The Loftinish-Whitish, well sort of…. 6408 
MF: the pre-final version. 6408 
Loftin-White? 6408 
Did anyone hear the PX4 amplifiers? 6408 
What Could use Improving at This Point? 6408 
The Milq’s MF front-end is done 6404 
Why I Let Other People Build Them, II 6404 
Define really quiet 6403 
Another variable of sound 6403 
Backlash? 6403 
Alternative filament supplies 6403 
I kind of faced a problem with AC 6403 
Going down the DC path 6402 
It is not about the “whole sound” but about “molec... 6402 
Molecular sound 6402 
AC-DC heater supply 6402 
The Tentlabs are $10 worth PS. 6402 
The unexpected resolution of AC vs. DC quandary. 6402 
The devil is less scared than it depicted. 6402 
Hiss or Hum 6402 
AC transformers 6402 
I have seen the Promised Land 6401 
OK, the choke noise is not a problem anymore 6401 
Ok, it is working fine but… 6400 
Divide and Conquer 6400 
The design phase is over. 6399 
The unexpected insanity! 6398 
Loading 6398 
Looking for inspiring ideas for 'universal' loadin... 6398 
A filaments Sherlock Holmes wanted. 6398 
Going the Distance 6398 
Read the f*** manual! 6398 
Agreed. 6398 
I agree 6398 
The filament transformer 6398 
Center-tap and options 6398 
Something like this…. 6398 
Avoiding "Dial-an-Amp" 6398 
The foreplay is going on. 6398 
Split balance 6397 
Further thoughts about my DH filaments 6397 
The Shuguang 2A3 tubes. 6397 
SHuguang 6397 
Going through…. 6396 
The 2.5V noise vs. 4V noise. 6395 
More about Shuguang 2A3C 6395 
Hum vs voltage 6395 
Meow about the tubes… 6395 
To Be a Content Cat 6395 
Completed! 6392 
Tradition 6392 
Absolutely beautiful! 6392 
The 'film' caps in PS 6391 
Science or religion 6391 
Mass Extinction 6391 
Electrolytics, technology and time 6391 
No more questions about PS capacitors. 6391 
Capacitor choices 6391 
Good time. Welcome back. Thanks God. 6390 
The minor day of Quartets. 6390 
Them's the Breaks 6390 
Eventually! 6389 
So Soon? 6389 
DHT MF channel and 6-ch amp: first conclusions 6389 
All Abuzz about Nothing 6388 
The wire for DC-coupling 6388 
The Dirt on DIY Backlash 6388 
DSET vs. the “better tubes”. 6388 
How to test the DH tubes properly? 6387 
Pairing up tubes for SE use 6386 
The DHT live reserve 6385 
Some interestng models 6385 
Eaten alive. 6385 
The tubey déjà vu? 6384 
The new concept of my output transformer. 6380 
The 4V takes a lead. 6376 
Listening the DH and the striped down version of M... 6373 
I kind of slowly learn what I need. 6373 
More HF from a transformer and DHT? 6371 
Since You Don't Need the Gain 6370 
Exiting the design mode? 6370 
Bye-bye the input divider on MF! 6370 
A few steps back and a gaint leap ahead. 6366 
Single-stage vs. DHT amp. 6365 
Setting up the new Playback 6364 
And the winner is… so far 6361 
If you like type 45... 6361 
Type 45... they're not all the same 6361 
Favorite Flavor? 6361 
The 45 times Meow... 6361 
The problem that I see is… 6361 
Running the 45 6361 
The 10Y...and bye bye Newton 6360 
The commentaries about everything. 6360 
Driver tube and biasing 6360 
DHT drivers 6360 
The ideas are worth trying? 6360 
A question about the polishing the things…. 6356 
The Particular Tube, I'm afraid... 6356 
Driving the 45... cathode first 6355 
ST or Globe; old or new... 6355 
Whatever sticks to the wall as an operation point ... 6355 
The attenuating crap in secondary. 6355 
Operating points and cathode current 6355 
The Burgeoning Opportunities! 6355 
Actually it is not so simple. 6355 
Resistors at the front 6354 
A minor alternation of a position 6354 
The era of enlightenment. 6351 
The devil is in the details.... 6351 
Constructing Sound 6351 
A new view on the DHT evaluation. 6350 
The “strange” YO186 6341 
The dead guy’s lessons. 6296 
2S4S and 2A3 6287 
Ho to use the YO186 6280 
YO 186 fundamental flavor 6280 
The YO-YO tube and "fundamentals" channel 6280 
The live without the YO186, again.... 6278 
Not anymore! 6267 
The very good YoYonisation! 6266 
….above and below two very clean channel. 6265 
The DHT and esoteric imaging deformation. 6252 
DHT, YO186, or??? 6252 
I had no idea how ‘different’ it is. 6199 
The Kazitsky Manufacturing and YO104, some history. 6198 
"Absolution and Eternal Refuge." 6195 
Sofia Electric Type 45 Mesh 6185 
The true association of YO186's Sounds. 5947 
All the Best from Burgundy 5947 
Cheesy tubes 5946 
Me and my DHT references… 5837 
Y0-186 in winter. 5740 
Y0-186 sounds like… 5739 
Rethinking the YO186 tube. 5708 
In My Dreams 5708 
Grunt from type 45? A ridicules comment. 5708 
Blame? 5707 
When good is not good enough. 5707 
45s, Drivers, and 45s 5707 
Hm, that was so simple after all! 5706 
How the YO186 was used. 5290 
What is old is new? 5289 
YO186 vs. type 45. 5288 
The YO186 is gone.... :-( 4837 
That sucks. 4837 
YO186 4835 
Hm, what the hell is going on? 4835 
I do not think that anybody but me would like YO186 4835 
A hallucination? 4832 
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:  4  
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»
leon fleisher, 92, dies; s»
leon fleisher, 92, dies; s»
classical music news. augu»
More Music News »»
Composer's Anniversaries
Strungk, Nicolaus Adam (15»
von Gluck, Christoph Willi»
Festetics, Leó (8 Oct»
Tansman, Alexandre (11 Jun»
Gutchë, Gene (3 July »
Andriessen, Jurriaan (15 N»
Burt, Robert Hampton (15 N»
My Audio Leftovers
Lamm L2 Reference pream»
Tribute Output Amorphou»
Micro-Seiki MAX-282 To»
“Tree Blind Mice” colle»
CEC TL-0 MK2 transport
Koetsu Onyx Platinum Ca»
Ortofon Mono CG 25 Di c»
Vitavox AK-15/40 15" ba»
ESS AMT-1A Heil Air Mot»
Rohde & Schwarz MSDC Mu»
REL Precedent 646C tuner
More Leftovers »»