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
» A subwoofer of death, no»
» Pure Audio Blu-ray.
» Equalizer? Hm…
» Dvorak Piano Quintet
» Universal VTA adjustment.
» Shostakovich‘s "Suite on»
» Yamaha ns1000m speaker p»
» True High-End Audio: Ant»
» Rullit Aero-8 driving – »
» Samuel Feinberg's Well-T»
» About the audio Sources.
» Reality Check system to »
» 3012 silicon dumping
» The bogusness of the coa»
» Back chamber
» The last message of audi»
» Adding one more non-sphe»
» Pop-music as a side-disc»
» Another light for the LS»
» The Rafael Kubelík'»
» Melquiadising other amp?
» Paul McGowan. tubes in p»
» The best audio source EV»
» Flac 16bit/48Khz streami»
» The best picture of audi»
» A phenomenal find: Garvi»
» Where is "Good enou»
» Perception of bass?
» Lavry vs Stahl -Tek
» Electro-Voice T350, T35,»
» The “Primary Frequencies»
» MF on AF2, and (perhaps)»
» Berkeley Audio Design's »
» Goodbye to EMI?
» A stunning contra-Bruckn»
» Commercial finished horn»
» Bruckner 8, the document»
» It’s mad, mad, mad... e»
Bookmarked are red
Random Site Links
Audio Spot Kamani
BuyWell Australia's Clas»
Delta Entertainment
Orchestra on Demand
Jong Woo's Site
Opera Collector Guide
Japanese Translator
Dan Lavry's Forum
Dr. Bruce Edgar Interview
Duke Classical
Adnan Arduman's site.
Appian Publications & Re»
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 6462 
One-stage Milq++ and the DHT's alleged tone 6461 
DHT Milq? 6461 
The DHT journey. 6461 
DHT tone 6461 
Well, why not? 6460 
Holding the Fort 6460 
My DHT experiment: Preface 6460 
Input tube and DC heaters 6459 
Reimyo Pat 777 6459 
My DHT experiment: Observations 6455 
DHT or 300B? 6455 
300B 6455 
Talking, perception and the grounds for objectively 6455 
The Wine Via the Wine Glass 6454 
Hence the confusion 6454 
My DHT experiment: some conclusions. 6454 
Reality Reconstruction is not a functionality. 6454 
My experience with DHTs 6454 
Pigmented coloration? 6454 
Dht-dht 6454 
Dynamic viscosity? 6454 
The Pallette preamp... 6454 
If one DHT is good, two must be better? 6454 
"soul" of tubes 6454 
There is a difference... 6454 
Vibration injection? 6454 
Homework # 4334 6454 
The 01A-71A-10Y-45 chain 6454 
Old valves have more soul! 6453 
Was it soul or soil? 6453 
It was just a heading 6453 
Adjustable color: TIMBRE LOCK? 6453 
Neutral or neutral/uncoloured? 6453 
..are lacking in power, dynamics and bandwidth. 6453 
Timbre-Lock. Not quite ready for prime time. 6453 
Injection of analog dither? 6453 
Subliminal signal 6453 
The idea of analog randomanization. 6453 
Okay, what Avicena Power Generator 6453 
I hope you will be hearing about it. 6452 
Avicenna = Arabian 6452 
Persian, not Arab 6452 
The “second solution” - a major disappointment 6452 
More words to describe "sux" please 6452 
Revolution 6452 
The non-melodramatic DHT? 6452 
One-stage DHTs 6451 
One other thing 6451 
One stage 6451 
Brewing, thinking and heating 6451 
Physical characteristics of electronic devices 6451 
I see the things differently. 6451 
Don't waste time being "creative" 6451 
The audiophile attitude 6451 
The where and why of design choices 6451 
Blah blah blah 6451 
Laconic Clarity vs. Comfort vs. Nostalgia 6451 
Do I need to be hissing? 6451 
...associated with lack of neutrality and colorati... 6451 
John Broskie's Partial feedback amplifier 6451 
Randomness vs. freedom and the Homework # 4334 6450 
What is randomness? 6450 
Those least three possibilities… 6450 
Randomness and Music's Prerogative 6450 
It works, … sort of. The revolution is canceled. 6450 
Thorsten Loesch’s article about DHT SETs 6448 
A Beautiful Mind 6447 
Some summary and conclusions from the first phase. 6445 
Second phase: revising requirement for my DHT objectives. 6430 
Tubes for your DHT amp 6430 
Abandoning Milq? 6430 
Will see how it goes.... 6430 
Single-stage Milq vs. Sun Audio VT-2A3 6428 
Topology and 2A3? 6428 
6SN7-2A3 amps? 6428 
Type Casting 6428 
Sun Audio SV-2A3 6428 
6sn7-2a3 6428 
Topology vs parts 6428 
For a DHT amp, you are listening to the power supply 6428 
The vintage tubes syndrome. 6428 
Parts Frenzy 6428 
Too many new sounds 6428 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6427 
New tubes 6426 
Milq bias vs. batery bias 6426 
The batteries are a tricky thing. 6426 
Swimming the ocean at night? 6426 
New 2A3 6426 
To kill of do not kill the capacitor. 6425 
The JJ Electronic amp. 6424 
JJ 2A3 and amp 6424 
Czech tubes 6422 
Single plated vs Double plated? 6422 
Mono plate 2A3 tubes 6422 
I suggested once VT52 tube 6421 
The 800R vs. 1800R vs. 5500R 6421 
YO-186 as the output tube. 6418 
Here she is. 6417 
Some talks about the new production tubes 6413 
New 2A3 tubes 6413 
Some thoughts about one-IHT vs. multiple-DHT 6413 
The Sun Audio with 6E5P 6412 
Multistage DHT circuits 6411 
Wrong tube or wrong topology – here is the question. 6410 
Emission Labs 2A3 6410 
Some comment and questions about then 2A3 talks. 6410 
Which Chinese 2A3? 6410 
OK, for a first time I like the San Audio Kit. 6410 
The YO186 Strip Show 6410 
More on the 2A3 comparisons 6409 
It will be interesting…. 6409 
OPT impedence 6409 
More about the Plate Loading 6409 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6404 
2A3 data 6404 
The New 2A3 tubes 6404 
How many stages I need for 110dB sensitivity, smal... 6404 
How many stages and why... and who makes that 45 o... 6403 
Everything about everything. 6403 
Some very good points... and... possibly more logi... 6403 
Options, options, options.... 6403 
I think we agree overall 6403 
An IDHT with more gain? 6402 
You don't ask for much now, eh? 6402 
2A3 tube impressions 6397 
Interesting analogy 6397 
NOS 2A3 tubes versus new tubes 6397 
Hmmm, let me try this one again... 6397 
Sylvania 2A3 identification 6397 
A picture is worth a thousand micromhos? 6397 
I have more interest in the period tubes 6397 
Why NOS tubes? 6396 
The Holly Ignorance 6396 
Tube tasting 6396 
The cathodes’ flatulence? 6396 
Make mine thoriated please 6396 
Any Germans out there? 6396 
6E5P VS 6E6P 6396 
Vibrations? What do you with them? 6396 
Vibration in tubes and sounds 6396 
UX4 vs UX4ruskie 6395 
Ringing the tubes? I do not know how about that. 6395 
Tube sound and vibration 6395 
The thoughts collection about YO186? 6389 
The lights look green for the YO tube 6388 
"Melquiades" with YO-186. Something like... 6388 
My version of RE-604 and PX4 6387 
The YO186 tube sockets. 6387 
B4/B5 British made 6386 
The YO186’s sockets and prices 6386 
DHT 2A3 amplifier rectification 6385 
My attitude toward tube rectification. 6385 
Tu-be or not Tu-be, seems Tu-be the question. 6384 
It looks like DHT DSET is shaping up. 6383 
The Sylvania 2A3 NOS report 6380 
The Citizen Kane syndrome. 6380 
Sylvania 2A3 in a World without Color 6379 
Are NOS and new manufacture comparing oranges to o... 6379 
That all is incorrect in a way…. 6379 
NOS vs new 2A3 tubes 6379 
The identical operation environment? 6379 
Preferred 2A3 operating point 6379 
The sound of the 2A3 however? 6379 
Circuit modification for 2A3 optimization 6378 
How to get max power from 2A3 6378 
2A3 voltages, loads and realized output power 6378 
Optimal operation of 2A3: an experiment 6378 
Tubes, Whole Circuits, Expectations and Sound 6378 
Gain is not power. 6378 
2A3 amplifier modification & Optimization 6378 
Specialized DSET approach 6378 
6C33/2A3 DSET? 6378 
SET usable power and making the most of it 6378 
The 2A3 loading 6378 
DSET solution for EdgarHorn? 6378 
Optimizing the 2A3 6378 
How much to DSET a DSET 6378 
DSET for Titan 6378 
The Best of All Worlds 6378 
Multiamp setup 6377 
Optimizing the (NOS) 2A3... "KM-style"? 6377 
There are many opportunities, it all depends what ... 6377 
Modifying amplifer to optimize NOS 2A3 performance 6377 
Conceptualizing Melquiades DSET is done 6371 
2A3 and 400V supply 6371 
Pudding and the chicken wires 6370 
Another shot at numbers 6370 
How to cook the "uninformed" anode. 6370 
Okay, so this might work.... 6370 
The DHT Milq DSET, the prebuilt draft. 6370 
Looks good, but.... 6369 
2A3 with slightly lover filament voltage? 6369 
Less is more... usually. 6369 
Where to burn gain? how? and where to get beter st... 6368 
Stepping Out 6368 
Said to be good, but 6368 
Gain to lose 6368 
Why nothing is simple with this damn amp! 6368 
Another idea for losing gain 6368 
What's best 6368 
Options, options... 6368 
Actually, it is not so bad. 6368 
Other compromises... 6367 
Cathode vs. fixed with DHT 6366 
Is it glowing yet? 6346 
It is comming.... 6346 
The new MF channel. 6340 
I started to work on the Milq’s DHT Island. 6339 
Innerstage loading vs. OPT loading. 6331 
The intestage loading talk. 6328 
My playback feels like it is broken. 6323 
1 in 50? 6323 
Yes, it was after PP2000 6323 
Die Walküre soldering. 6322 
The post Die Walküre soldering 6321 
Another amp arond YO186 6320 
Gain? 6320 
The Unexpected problem with DHT Milq. 6320 
Simple is good 6319 
Ok, I am moving forward. 6319 
The Milq DSET is up. 6318 
My DH DSET – 2 days later. 6316 
Here is more data to reconcile. 6316 
Hm, that is interesting and unpleasant so far. 6315 
Ok, what do I want? 6315 
Let Go of Some Conceptual "Restrictions"? 6315 
The Milq DH DSET, the further thoughts in progress. 6315 
Crunching Numbers; Shaping Sound 6315 
How about the tweeter? 6314 
Tweeter Efficiency? 6314 
Safe and Sound 6314 
More mystery with tweeter but still on the subject. 6314 
Some clarifications. 6314 
How about that?!!! 6314 
Further considerations: DC-coupling. 6312 
Head Room 6312 
To kill the mandatory 13dB 6311 
DC coupling and killing 13db and driving 6e5p miller and.... 6311 
I do not think that it might be damaging… 6311 
Again with the PS 6311 
AKA J.C. Morrison’s amp but… 6309 
Parallel Universe 6309 
Melquiades HD MF DSET, Draft13. 6307 
Why I let other people build them... 6307 
Ok, it's going to right direction. 6307 
Ok, it looks already very close…. 6306 
The Loftinish-Whitish, well sort of…. 6303 
MF: the pre-final version. 6303 
Loftin-White? 6303 
Did anyone hear the PX4 amplifiers? 6303 
What Could use Improving at This Point? 6303 
The Milq’s MF front-end is done 6299 
Why I Let Other People Build Them, II 6299 
Define really quiet 6298 
Another variable of sound 6298 
Backlash? 6298 
Alternative filament supplies 6298 
I kind of faced a problem with AC 6298 
Going down the DC path 6297 
It is not about the “whole sound” but about “molec... 6297 
Molecular sound 6297 
AC-DC heater supply 6297 
The Tentlabs are $10 worth PS. 6297 
The unexpected resolution of AC vs. DC quandary. 6297 
The devil is less scared than it depicted. 6297 
Hiss or Hum 6297 
AC transformers 6297 
I have seen the Promised Land 6296 
OK, the choke noise is not a problem anymore 6296 
Ok, it is working fine but… 6295 
Divide and Conquer 6295 
The design phase is over. 6294 
The unexpected insanity! 6293 
Loading 6293 
Looking for inspiring ideas for 'universal' loadin... 6293 
A filaments Sherlock Holmes wanted. 6293 
Going the Distance 6293 
Read the f*** manual! 6293 
Agreed. 6293 
I agree 6293 
The filament transformer 6293 
Center-tap and options 6293 
Something like this…. 6293 
Avoiding "Dial-an-Amp" 6293 
The foreplay is going on. 6293 
Split balance 6292 
Further thoughts about my DH filaments 6292 
The Shuguang 2A3 tubes. 6292 
SHuguang 6292 
Going through…. 6291 
The 2.5V noise vs. 4V noise. 6290 
More about Shuguang 2A3C 6290 
Hum vs voltage 6290 
Meow about the tubes… 6290 
To Be a Content Cat 6290 
Completed! 6287 
Tradition 6287 
Absolutely beautiful! 6287 
The 'film' caps in PS 6286 
Science or religion 6286 
Mass Extinction 6286 
Electrolytics, technology and time 6286 
No more questions about PS capacitors. 6286 
Capacitor choices 6286 
Good time. Welcome back. Thanks God. 6285 
The minor day of Quartets. 6285 
Them's the Breaks 6285 
Eventually! 6284 
So Soon? 6284 
DHT MF channel and 6-ch amp: first conclusions 6284 
All Abuzz about Nothing 6283 
The wire for DC-coupling 6283 
The Dirt on DIY Backlash 6283 
DSET vs. the “better tubes”. 6283 
How to test the DH tubes properly? 6282 
Pairing up tubes for SE use 6281 
The DHT live reserve 6280 
Some interestng models 6280 
Eaten alive. 6280 
The tubey déjà vu? 6279 
The new concept of my output transformer. 6275 
The 4V takes a lead. 6271 
Listening the DH and the striped down version of M... 6268 
I kind of slowly learn what I need. 6268 
More HF from a transformer and DHT? 6266 
Since You Don't Need the Gain 6265 
Exiting the design mode? 6265 
Bye-bye the input divider on MF! 6265 
A few steps back and a gaint leap ahead. 6261 
Single-stage vs. DHT amp. 6260 
Setting up the new Playback 6259 
And the winner is… so far 6256 
If you like type 45... 6256 
Type 45... they're not all the same 6256 
Favorite Flavor? 6256 
The 45 times Meow... 6256 
The problem that I see is… 6256 
Running the 45 6256 
The 10Y...and bye bye Newton 6255 
The commentaries about everything. 6255 
Driver tube and biasing 6255 
DHT drivers 6255 
The ideas are worth trying? 6255 
A question about the polishing the things…. 6251 
The Particular Tube, I'm afraid... 6251 
Driving the 45... cathode first 6250 
ST or Globe; old or new... 6250 
Whatever sticks to the wall as an operation point ... 6250 
The attenuating crap in secondary. 6250 
Operating points and cathode current 6250 
The Burgeoning Opportunities! 6250 
Actually it is not so simple. 6250 
Resistors at the front 6249 
A minor alternation of a position 6249 
The era of enlightenment. 6246 
The devil is in the details.... 6246 
Constructing Sound 6246 
A new view on the DHT evaluation. 6245 
The “strange” YO186 6236 
The dead guy’s lessons. 6191 
2S4S and 2A3 6182 
Ho to use the YO186 6175 
YO 186 fundamental flavor 6175 
The YO-YO tube and "fundamentals" channel 6175 
The live without the YO186, again.... 6173 
Not anymore! 6162 
The very good YoYonisation! 6161 
….above and below two very clean channel. 6160 
The DHT and esoteric imaging deformation. 6147 
DHT, YO186, or??? 6147 
I had no idea how ‘different’ it is. 6094 
The Kazitsky Manufacturing and YO104, some history. 6093 
"Absolution and Eternal Refuge." 6090 
Sofia Electric Type 45 Mesh 6080 
The true association of YO186's Sounds. 5842 
All the Best from Burgundy 5842 
Cheesy tubes 5841 
Me and my DHT references… 5732 
Y0-186 in winter. 5635 
Y0-186 sounds like… 5634 
Rethinking the YO186 tube. 5603 
In My Dreams 5603 
Grunt from type 45? A ridicules comment. 5603 
Blame? 5602 
When good is not good enough. 5602 
45s, Drivers, and 45s 5602 
Hm, that was so simple after all! 5601 
How the YO186 was used. 5185 
What is old is new? 5184 
YO186 vs. type 45. 5183 
The YO186 is gone.... :-( 4732 
That sucks. 4732 
YO186 4730 
Hm, what the hell is going on? 4730 
I do not think that anybody but me would like YO186 4730 
A hallucination? 4727 
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
von Wolkenstein, Oswald ( »
Bibl, Rudolf (6 January 18»
van Rennes, Catharina (2 A»
von Reznicek, Emil Nikolau»
Mascagni, Pietro (7 Decemb»
Bonnet, Joseph (17 March 1»
Bliss, Arthur (2 August 18»
Chávez, Carlos (13 Ju»
Hartmann, Karl Amadeus (2 »
Nash, Gary (2 August 1964-»
My Audio Leftovers
REL Precedent 646C tuner
Stage Acompany SA8535 d»
Vitavox S2/S3 diaphragms
Tribute Output Amorphou»
Micro-Seiki air-suspend»
Purist Audio Design Pro»
Vitavox S2 Compression »
Vitavox AK151 15" bass »
Altec 515B bass drivers
Rohde & Schwarz MSDC Mu»
Altec 808A compression »
More Leftovers »»