Site by Roman Bessnow
GoodSoundClub's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat
Site News: 17 May 2026

My way.

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
» Shaky tubes, echo testing
» Furtwangler War Years Re»
» Cleaning my PP2000
» ELROG tubes sinked but s»
» Staxquiades project
» Push pull compound compr»
» Radiation patterns match»
» Capturing live internet »
» The Church of Denon 103C
» Tokyo (Akihabra) Audio a»
» Tweeters: the most misus»
» The many sounds of a City
» Electro-Voice Tweeter an»
» SF audio gurus?
» Single-stage Melquiades »
» Overlooked Cello Reperto»
» Pikovaya Dama / Queen of»
» Rullit Aero-8 driving – »
» Open cell foam in horns »
» Not all audio equipment »
» An ultimate transformer »
» Wasted Time and "be»
» Excerpt: Beethoven Cello»
» Are Any Powerful Amps Wo»
» Think Denk and op.106
» More Gieseking!
» Problems with horns: upp»
» Mystery of bass horn cal»
» Chostakovich: Concerto »
» Tchaikovsky: Symphony No»
» Prom 22 - if only all or»
» An interesting Russian p»
» The Eduardo Chibas and B»
» Forward in the past with»
» Exceptional loudspeakers»
» Education vs Magic
» Who the hell is this int»
» Some evidence for the ch»
Bookmarked are red
Random Site Links
BostonSymphony's Channel
Takashi Asahina Group
TubeTesters.info
Plasma Tweeters Site
The Bruckner Discography
Hickok Maintenance
The Cartridge Database
Hermann Scherchen discog»
MusicWeb
Dazy Web Labaratory
Classical Composers
Louis Speichler's Records
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 6437 
One-stage Milq++ and the DHT's alleged tone 6436 
DHT Milq? 6436 
The DHT journey. 6436 
DHT tone 6436 
Well, why not? 6435 
Holding the Fort 6435 
My DHT experiment: Preface 6435 
Input tube and DC heaters 6434 
Reimyo Pat 777 6434 
My DHT experiment: Observations 6430 
DHT or 300B? 6430 
300B 6430 
Talking, perception and the grounds for objectively 6430 
The Wine Via the Wine Glass 6429 
Hence the confusion 6429 
My DHT experiment: some conclusions. 6429 
Reality Reconstruction is not a functionality. 6429 
My experience with DHTs 6429 
Pigmented coloration? 6429 
Dht-dht 6429 
Dynamic viscosity? 6429 
The Pallette preamp... 6429 
If one DHT is good, two must be better? 6429 
"soul" of tubes 6429 
There is a difference... 6429 
Vibration injection? 6429 
Homework # 4334 6429 
The 01A-71A-10Y-45 chain 6429 
Old valves have more soul! 6428 
Was it soul or soil? 6428 
It was just a heading 6428 
Adjustable color: TIMBRE LOCK? 6428 
Neutral or neutral/uncoloured? 6428 
..are lacking in power, dynamics and bandwidth. 6428 
Timbre-Lock. Not quite ready for prime time. 6428 
Injection of analog dither? 6428 
Subliminal signal 6428 
The idea of analog randomanization. 6428 
Okay, what Avicena Power Generator 6428 
I hope you will be hearing about it. 6427 
Avicenna = Arabian 6427 
Persian, not Arab 6427 
The “second solution” - a major disappointment 6427 
More words to describe "sux" please 6427 
Revolution 6427 
The non-melodramatic DHT? 6427 
One-stage DHTs 6426 
One other thing 6426 
One stage 6426 
Brewing, thinking and heating 6426 
Physical characteristics of electronic devices 6426 
I see the things differently. 6426 
Don't waste time being "creative" 6426 
The audiophile attitude 6426 
The where and why of design choices 6426 
Blah blah blah 6426 
Laconic Clarity vs. Comfort vs. Nostalgia 6426 
Do I need to be hissing? 6426 
...associated with lack of neutrality and colorati... 6426 
John Broskie's Partial feedback amplifier 6426 
Randomness vs. freedom and the Homework # 4334 6425 
What is randomness? 6425 
Those least three possibilities… 6425 
Randomness and Music's Prerogative 6425 
It works, … sort of. The revolution is canceled. 6425 
Thorsten Loesch’s article about DHT SETs 6423 
A Beautiful Mind 6422 
Some summary and conclusions from the first phase. 6420 
Second phase: revising requirement for my DHT objectives. 6405 
Tubes for your DHT amp 6405 
Abandoning Milq? 6405 
Will see how it goes.... 6405 
Single-stage Milq vs. Sun Audio VT-2A3 6403 
Topology and 2A3? 6403 
6SN7-2A3 amps? 6403 
Type Casting 6403 
Sun Audio SV-2A3 6403 
6sn7-2a3 6403 
Topology vs parts 6403 
For a DHT amp, you are listening to the power supply 6403 
The vintage tubes syndrome. 6403 
Parts Frenzy 6403 
Too many new sounds 6403 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6402 
New tubes 6401 
Milq bias vs. batery bias 6401 
The batteries are a tricky thing. 6401 
Swimming the ocean at night? 6401 
New 2A3 6401 
To kill of do not kill the capacitor. 6400 
The JJ Electronic amp. 6399 
JJ 2A3 and amp 6399 
Czech tubes 6397 
Single plated vs Double plated? 6397 
Mono plate 2A3 tubes 6397 
I suggested once VT52 tube 6396 
The 800R vs. 1800R vs. 5500R 6396 
YO-186 as the output tube. 6393 
Here she is. 6392 
Some talks about the new production tubes 6388 
New 2A3 tubes 6388 
Some thoughts about one-IHT vs. multiple-DHT 6388 
The Sun Audio with 6E5P 6387 
Multistage DHT circuits 6386 
Wrong tube or wrong topology – here is the question. 6385 
Emission Labs 2A3 6385 
Some comment and questions about then 2A3 talks. 6385 
Which Chinese 2A3? 6385 
OK, for a first time I like the San Audio Kit. 6385 
The YO186 Strip Show 6385 
More on the 2A3 comparisons 6384 
It will be interesting…. 6384 
OPT impedence 6384 
More about the Plate Loading 6384 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6379 
2A3 data 6379 
The New 2A3 tubes 6379 
How many stages I need for 110dB sensitivity, smal... 6379 
How many stages and why... and who makes that 45 o... 6378 
Everything about everything. 6378 
Some very good points... and... possibly more logi... 6378 
Options, options, options.... 6378 
I think we agree overall 6378 
An IDHT with more gain? 6377 
You don't ask for much now, eh? 6377 
2A3 tube impressions 6372 
Interesting analogy 6372 
NOS 2A3 tubes versus new tubes 6372 
Hmmm, let me try this one again... 6372 
Sylvania 2A3 identification 6372 
A picture is worth a thousand micromhos? 6372 
I have more interest in the period tubes 6372 
Why NOS tubes? 6371 
The Holly Ignorance 6371 
Tube tasting 6371 
The cathodes’ flatulence? 6371 
Make mine thoriated please 6371 
Any Germans out there? 6371 
6E5P VS 6E6P 6371 
Vibrations? What do you with them? 6371 
Vibration in tubes and sounds 6371 
UX4 vs UX4ruskie 6370 
Ringing the tubes? I do not know how about that. 6370 
Tube sound and vibration 6370 
The thoughts collection about YO186? 6364 
The lights look green for the YO tube 6363 
"Melquiades" with YO-186. Something like... 6363 
My version of RE-604 and PX4 6362 
The YO186 tube sockets. 6362 
B4/B5 British made 6361 
The YO186’s sockets and prices 6361 
DHT 2A3 amplifier rectification 6360 
My attitude toward tube rectification. 6360 
Tu-be or not Tu-be, seems Tu-be the question. 6359 
It looks like DHT DSET is shaping up. 6358 
The Sylvania 2A3 NOS report 6355 
The Citizen Kane syndrome. 6355 
Sylvania 2A3 in a World without Color 6354 
Are NOS and new manufacture comparing oranges to o... 6354 
That all is incorrect in a way…. 6354 
NOS vs new 2A3 tubes 6354 
The identical operation environment? 6354 
Preferred 2A3 operating point 6354 
The sound of the 2A3 however? 6354 
Circuit modification for 2A3 optimization 6353 
How to get max power from 2A3 6353 
2A3 voltages, loads and realized output power 6353 
Optimal operation of 2A3: an experiment 6353 
Tubes, Whole Circuits, Expectations and Sound 6353 
Gain is not power. 6353 
2A3 amplifier modification & Optimization 6353 
Specialized DSET approach 6353 
6C33/2A3 DSET? 6353 
SET usable power and making the most of it 6353 
The 2A3 loading 6353 
DSET solution for EdgarHorn? 6353 
Optimizing the 2A3 6353 
How much to DSET a DSET 6353 
DSET for Titan 6353 
The Best of All Worlds 6353 
Multiamp setup 6352 
Optimizing the (NOS) 2A3... "KM-style"? 6352 
There are many opportunities, it all depends what ... 6352 
Modifying amplifer to optimize NOS 2A3 performance 6352 
Conceptualizing Melquiades DSET is done 6346 
2A3 and 400V supply 6346 
Pudding and the chicken wires 6345 
Another shot at numbers 6345 
How to cook the "uninformed" anode. 6345 
Okay, so this might work.... 6345 
The DHT Milq DSET, the prebuilt draft. 6345 
Looks good, but.... 6344 
2A3 with slightly lover filament voltage? 6344 
Less is more... usually. 6344 
Where to burn gain? how? and where to get beter st... 6343 
Stepping Out 6343 
Said to be good, but 6343 
Gain to lose 6343 
Why nothing is simple with this damn amp! 6343 
Another idea for losing gain 6343 
What's best 6343 
Options, options... 6343 
Actually, it is not so bad. 6343 
Other compromises... 6342 
Cathode vs. fixed with DHT 6341 
Is it glowing yet? 6321 
It is comming.... 6321 
The new MF channel. 6315 
I started to work on the Milq’s DHT Island. 6314 
Innerstage loading vs. OPT loading. 6306 
The intestage loading talk. 6303 
My playback feels like it is broken. 6298 
1 in 50? 6298 
Yes, it was after PP2000 6298 
Die Walküre soldering. 6297 
The post Die Walküre soldering 6296 
Another amp arond YO186 6295 
Gain? 6295 
The Unexpected problem with DHT Milq. 6295 
Simple is good 6294 
Ok, I am moving forward. 6294 
The Milq DSET is up. 6293 
My DH DSET – 2 days later. 6291 
Here is more data to reconcile. 6291 
Hm, that is interesting and unpleasant so far. 6290 
Ok, what do I want? 6290 
Let Go of Some Conceptual "Restrictions"? 6290 
The Milq DH DSET, the further thoughts in progress. 6290 
Crunching Numbers; Shaping Sound 6290 
How about the tweeter? 6289 
Tweeter Efficiency? 6289 
Safe and Sound 6289 
More mystery with tweeter but still on the subject. 6289 
Some clarifications. 6289 
How about that?!!! 6289 
Further considerations: DC-coupling. 6287 
Head Room 6287 
To kill the mandatory 13dB 6286 
DC coupling and killing 13db and driving 6e5p miller and.... 6286 
I do not think that it might be damaging… 6286 
Again with the PS 6286 
AKA J.C. Morrison’s amp but… 6284 
Parallel Universe 6284 
Melquiades HD MF DSET, Draft13. 6282 
Why I let other people build them... 6282 
Ok, it's going to right direction. 6282 
Ok, it looks already very close…. 6281 
The Loftinish-Whitish, well sort of…. 6278 
MF: the pre-final version. 6278 
Loftin-White? 6278 
Did anyone hear the PX4 amplifiers? 6278 
What Could use Improving at This Point? 6278 
The Milq’s MF front-end is done 6274 
Why I Let Other People Build Them, II 6274 
Define really quiet 6273 
Another variable of sound 6273 
Backlash? 6273 
Alternative filament supplies 6273 
I kind of faced a problem with AC 6273 
Going down the DC path 6272 
It is not about the “whole sound” but about “molec... 6272 
Molecular sound 6272 
AC-DC heater supply 6272 
The Tentlabs are $10 worth PS. 6272 
The unexpected resolution of AC vs. DC quandary. 6272 
The devil is less scared than it depicted. 6272 
Hiss or Hum 6272 
AC transformers 6272 
I have seen the Promised Land 6271 
OK, the choke noise is not a problem anymore 6271 
Ok, it is working fine but… 6270 
Divide and Conquer 6270 
The design phase is over. 6269 
The unexpected insanity! 6268 
Loading 6268 
Looking for inspiring ideas for 'universal' loadin... 6268 
A filaments Sherlock Holmes wanted. 6268 
Going the Distance 6268 
Read the f*** manual! 6268 
Agreed. 6268 
I agree 6268 
The filament transformer 6268 
Center-tap and options 6268 
Something like this…. 6268 
Avoiding "Dial-an-Amp" 6268 
The foreplay is going on. 6268 
Split balance 6267 
Further thoughts about my DH filaments 6267 
The Shuguang 2A3 tubes. 6267 
SHuguang 6267 
Going through…. 6266 
The 2.5V noise vs. 4V noise. 6265 
More about Shuguang 2A3C 6265 
Hum vs voltage 6265 
Meow about the tubes… 6265 
To Be a Content Cat 6265 
Completed! 6262 
Tradition 6262 
Absolutely beautiful! 6262 
The 'film' caps in PS 6261 
Science or religion 6261 
Mass Extinction 6261 
Electrolytics, technology and time 6261 
No more questions about PS capacitors. 6261 
Capacitor choices 6261 
Good time. Welcome back. Thanks God. 6260 
The minor day of Quartets. 6260 
Them's the Breaks 6260 
Eventually! 6259 
So Soon? 6259 
DHT MF channel and 6-ch amp: first conclusions 6259 
All Abuzz about Nothing 6258 
The wire for DC-coupling 6258 
The Dirt on DIY Backlash 6258 
DSET vs. the “better tubes”. 6258 
How to test the DH tubes properly? 6257 
Pairing up tubes for SE use 6256 
The DHT live reserve 6255 
Some interestng models 6255 
Eaten alive. 6255 
The tubey déjà vu? 6254 
The new concept of my output transformer. 6250 
The 4V takes a lead. 6246 
Listening the DH and the striped down version of M... 6243 
I kind of slowly learn what I need. 6243 
More HF from a transformer and DHT? 6241 
Since You Don't Need the Gain 6240 
Exiting the design mode? 6240 
Bye-bye the input divider on MF! 6240 
A few steps back and a gaint leap ahead. 6236 
Single-stage vs. DHT amp. 6235 
Setting up the new Playback 6234 
And the winner is… so far 6231 
If you like type 45... 6231 
Type 45... they're not all the same 6231 
Favorite Flavor? 6231 
The 45 times Meow... 6231 
The problem that I see is… 6231 
Running the 45 6231 
The 10Y...and bye bye Newton 6230 
The commentaries about everything. 6230 
Driver tube and biasing 6230 
DHT drivers 6230 
The ideas are worth trying? 6230 
A question about the polishing the things…. 6226 
The Particular Tube, I'm afraid... 6226 
Driving the 45... cathode first 6225 
ST or Globe; old or new... 6225 
Whatever sticks to the wall as an operation point ... 6225 
The attenuating crap in secondary. 6225 
Operating points and cathode current 6225 
The Burgeoning Opportunities! 6225 
Actually it is not so simple. 6225 
Resistors at the front 6224 
A minor alternation of a position 6224 
The era of enlightenment. 6221 
The devil is in the details.... 6221 
Constructing Sound 6221 
A new view on the DHT evaluation. 6220 
The “strange” YO186 6211 
The dead guy’s lessons. 6166 
2S4S and 2A3 6157 
Ho to use the YO186 6150 
YO 186 fundamental flavor 6150 
The YO-YO tube and "fundamentals" channel 6150 
The live without the YO186, again.... 6148 
Not anymore! 6137 
The very good YoYonisation! 6136 
….above and below two very clean channel. 6135 
The DHT and esoteric imaging deformation. 6122 
DHT, YO186, or??? 6122 
I had no idea how ‘different’ it is. 6069 
The Kazitsky Manufacturing and YO104, some history. 6068 
"Absolution and Eternal Refuge." 6065 
Sofia Electric Type 45 Mesh 6055 
The true association of YO186's Sounds. 5817 
All the Best from Burgundy 5817 
Cheesy tubes 5816 
Me and my DHT references… 5707 
Y0-186 in winter. 5610 
Y0-186 sounds like… 5609 
Rethinking the YO186 tube. 5578 
In My Dreams 5578 
Grunt from type 45? A ridicules comment. 5578 
Blame? 5577 
When good is not good enough. 5577 
45s, Drivers, and 45s 5577 
Hm, that was so simple after all! 5576 
How the YO186 was used. 5160 
What is old is new? 5159 
YO186 vs. type 45. 5158 
The YO186 is gone.... :-( 4707 
That sucks. 4707 
YO186 4705 
Hm, what the hell is going on? 4705 
I do not think that anybody but me would like YO186 4705 
A hallucination? 4702 
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»
‘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»
opera goes on in salzburg,»
rhiannon giddens to lead s»
More Music News »»
Composer's Anniversaries
Bononcini, Antonio Maria (»
Grainger, Percy Aldridge (»
Antheil, George (8 July 19»
Kyburz, Hanspeter (8 July »
Kelder, Henry (8 July 1973»
My Audio Leftovers
Lamm ML-2 Single-Ended »
Conscience of audio rev»
“Tree Blind Mice” colle»
Vitavox S2 Compression »
Sansui TU-X1 Tuner
Lamm Industries M1.1 Mo»
Micro-Seiki Arm Board
Altec 808A compression »
Rohde & Schwarz EU-6201»
CEC TL-0 MK2 transport
Rohde & Schwarz MSDC Mu»
More Leftovers »»