Site by Roman Bessnow
GoodSoundClub's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat
Site News: 29 Jan 2026
Posting new threads at the site has been fixed.
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 need for a balanced »
» Wich melquiade?
» Mozart Concertos; Clarin»
» Soundsmith’s analog idea»
» 7788 tube mic pre design
» Today’s SACD - music for»
» Building “Zarathustra II»
» How does [Phaseplug Desi»
» The BBC program about gr»
» Music and Arts of Americ»
» Chinese upperbass horn.
» Greek Anima Loudspeakers
» Metaxas-Wolfson ADC with»
» Magico Mini or Jonathan »
» Buckner and Sun
» Amplifiers heat… a real-»
» The Rachmaninoff's large»
» The new FM Classical sce»
» A Plasma Tweeter made in»
» Interesting non horn spe»
» The best audio product o»
» A subwoofer of death, no»
» Updated view: The Optima»
» Not just another leather»
» Large Polystyrene Caps
» Computer Audio - like ev»
» What you folks got for B»
» Dennis Colin's Sound Str»
» Dvorak/"Dumky"»
» Volti Audio's Vittora
» Playback and Perception »
» Dynamic viscose stabiliz»
» The Classical Music Caf&»
» The leather-suspended dr»
» Brahms, "Liebeslied»
» Romy...thoughts on Lamm »
» Philmundi Story about ho»
» The 6E5P tube data.
Bookmarked are red
Random Site Links
George Szell discography
Rradiomuseum
WGBH's “Keeping Score”
Heart's Ease
The Handelmania Podcast
Tonal tests
Neal's Recordings
BuyWell CDss
Subito-Cantabile
The AHRC Research Centre
Tubecad publication
Find-a-Concert
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 6308 
One-stage Milq++ and the DHT's alleged tone 6307 
DHT Milq? 6307 
The DHT journey. 6307 
DHT tone 6307 
Well, why not? 6306 
Holding the Fort 6306 
My DHT experiment: Preface 6306 
Input tube and DC heaters 6305 
Reimyo Pat 777 6305 
My DHT experiment: Observations 6301 
DHT or 300B? 6301 
300B 6301 
Talking, perception and the grounds for objectively 6301 
The Wine Via the Wine Glass 6300 
Hence the confusion 6300 
My DHT experiment: some conclusions. 6300 
Reality Reconstruction is not a functionality. 6300 
My experience with DHTs 6300 
Pigmented coloration? 6300 
Dht-dht 6300 
Dynamic viscosity? 6300 
The Pallette preamp... 6300 
If one DHT is good, two must be better? 6300 
"soul" of tubes 6300 
There is a difference... 6300 
Vibration injection? 6300 
Homework # 4334 6300 
The 01A-71A-10Y-45 chain 6300 
Old valves have more soul! 6299 
Was it soul or soil? 6299 
It was just a heading 6299 
Adjustable color: TIMBRE LOCK? 6299 
Neutral or neutral/uncoloured? 6299 
..are lacking in power, dynamics and bandwidth. 6299 
Timbre-Lock. Not quite ready for prime time. 6299 
Injection of analog dither? 6299 
Subliminal signal 6299 
The idea of analog randomanization. 6299 
Okay, what Avicena Power Generator 6299 
I hope you will be hearing about it. 6298 
Avicenna = Arabian 6298 
Persian, not Arab 6298 
The “second solution” - a major disappointment 6298 
More words to describe "sux" please 6298 
Revolution 6298 
The non-melodramatic DHT? 6298 
One-stage DHTs 6297 
One other thing 6297 
One stage 6297 
Brewing, thinking and heating 6297 
Physical characteristics of electronic devices 6297 
I see the things differently. 6297 
Don't waste time being "creative" 6297 
The audiophile attitude 6297 
The where and why of design choices 6297 
Blah blah blah 6297 
Laconic Clarity vs. Comfort vs. Nostalgia 6297 
Do I need to be hissing? 6297 
...associated with lack of neutrality and colorati... 6297 
John Broskie's Partial feedback amplifier 6297 
Randomness vs. freedom and the Homework # 4334 6296 
What is randomness? 6296 
Those least three possibilities… 6296 
Randomness and Music's Prerogative 6296 
It works, … sort of. The revolution is canceled. 6296 
Thorsten Loesch’s article about DHT SETs 6294 
A Beautiful Mind 6293 
Some summary and conclusions from the first phase. 6291 
Second phase: revising requirement for my DHT objectives. 6276 
Tubes for your DHT amp 6276 
Abandoning Milq? 6276 
Will see how it goes.... 6276 
Single-stage Milq vs. Sun Audio VT-2A3 6274 
Topology and 2A3? 6274 
6SN7-2A3 amps? 6274 
Type Casting 6274 
Sun Audio SV-2A3 6274 
6sn7-2a3 6274 
Topology vs parts 6274 
For a DHT amp, you are listening to the power supply 6274 
The vintage tubes syndrome. 6274 
Parts Frenzy 6274 
Too many new sounds 6274 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6273 
New tubes 6272 
Milq bias vs. batery bias 6272 
The batteries are a tricky thing. 6272 
Swimming the ocean at night? 6272 
New 2A3 6272 
To kill of do not kill the capacitor. 6271 
The JJ Electronic amp. 6270 
JJ 2A3 and amp 6270 
Czech tubes 6268 
Single plated vs Double plated? 6268 
Mono plate 2A3 tubes 6268 
I suggested once VT52 tube 6267 
The 800R vs. 1800R vs. 5500R 6267 
YO-186 as the output tube. 6264 
Here she is. 6263 
Some talks about the new production tubes 6259 
New 2A3 tubes 6259 
Some thoughts about one-IHT vs. multiple-DHT 6259 
The Sun Audio with 6E5P 6258 
Multistage DHT circuits 6257 
Wrong tube or wrong topology – here is the question. 6256 
Emission Labs 2A3 6256 
Some comment and questions about then 2A3 talks. 6256 
Which Chinese 2A3? 6256 
OK, for a first time I like the San Audio Kit. 6256 
The YO186 Strip Show 6256 
More on the 2A3 comparisons 6255 
It will be interesting…. 6255 
OPT impedence 6255 
More about the Plate Loading 6255 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6250 
2A3 data 6250 
The New 2A3 tubes 6250 
How many stages I need for 110dB sensitivity, smal... 6250 
How many stages and why... and who makes that 45 o... 6249 
Everything about everything. 6249 
Some very good points... and... possibly more logi... 6249 
Options, options, options.... 6249 
I think we agree overall 6249 
An IDHT with more gain? 6248 
You don't ask for much now, eh? 6248 
2A3 tube impressions 6243 
Interesting analogy 6243 
NOS 2A3 tubes versus new tubes 6243 
Hmmm, let me try this one again... 6243 
Sylvania 2A3 identification 6243 
A picture is worth a thousand micromhos? 6243 
I have more interest in the period tubes 6243 
Why NOS tubes? 6242 
The Holly Ignorance 6242 
Tube tasting 6242 
The cathodes’ flatulence? 6242 
Make mine thoriated please 6242 
Any Germans out there? 6242 
6E5P VS 6E6P 6242 
Vibrations? What do you with them? 6242 
Vibration in tubes and sounds 6242 
UX4 vs UX4ruskie 6241 
Ringing the tubes? I do not know how about that. 6241 
Tube sound and vibration 6241 
The thoughts collection about YO186? 6235 
The lights look green for the YO tube 6234 
"Melquiades" with YO-186. Something like... 6234 
My version of RE-604 and PX4 6233 
The YO186 tube sockets. 6233 
B4/B5 British made 6232 
The YO186’s sockets and prices 6232 
DHT 2A3 amplifier rectification 6231 
My attitude toward tube rectification. 6231 
Tu-be or not Tu-be, seems Tu-be the question. 6230 
It looks like DHT DSET is shaping up. 6229 
The Sylvania 2A3 NOS report 6226 
The Citizen Kane syndrome. 6226 
Sylvania 2A3 in a World without Color 6225 
Are NOS and new manufacture comparing oranges to o... 6225 
That all is incorrect in a way…. 6225 
NOS vs new 2A3 tubes 6225 
The identical operation environment? 6225 
Preferred 2A3 operating point 6225 
The sound of the 2A3 however? 6225 
Circuit modification for 2A3 optimization 6224 
How to get max power from 2A3 6224 
2A3 voltages, loads and realized output power 6224 
Optimal operation of 2A3: an experiment 6224 
Tubes, Whole Circuits, Expectations and Sound 6224 
Gain is not power. 6224 
2A3 amplifier modification & Optimization 6224 
Specialized DSET approach 6224 
6C33/2A3 DSET? 6224 
SET usable power and making the most of it 6224 
The 2A3 loading 6224 
DSET solution for EdgarHorn? 6224 
Optimizing the 2A3 6224 
How much to DSET a DSET 6224 
DSET for Titan 6224 
The Best of All Worlds 6224 
Multiamp setup 6223 
Optimizing the (NOS) 2A3... "KM-style"? 6223 
There are many opportunities, it all depends what ... 6223 
Modifying amplifer to optimize NOS 2A3 performance 6223 
Conceptualizing Melquiades DSET is done 6217 
2A3 and 400V supply 6217 
Pudding and the chicken wires 6216 
Another shot at numbers 6216 
How to cook the "uninformed" anode. 6216 
Okay, so this might work.... 6216 
The DHT Milq DSET, the prebuilt draft. 6216 
Looks good, but.... 6215 
2A3 with slightly lover filament voltage? 6215 
Less is more... usually. 6215 
Where to burn gain? how? and where to get beter st... 6214 
Stepping Out 6214 
Said to be good, but 6214 
Gain to lose 6214 
Why nothing is simple with this damn amp! 6214 
Another idea for losing gain 6214 
What's best 6214 
Options, options... 6214 
Actually, it is not so bad. 6214 
Other compromises... 6213 
Cathode vs. fixed with DHT 6212 
Is it glowing yet? 6192 
It is comming.... 6192 
The new MF channel. 6186 
I started to work on the Milq’s DHT Island. 6185 
Innerstage loading vs. OPT loading. 6177 
The intestage loading talk. 6174 
My playback feels like it is broken. 6169 
1 in 50? 6169 
Yes, it was after PP2000 6169 
Die Walküre soldering. 6168 
The post Die Walküre soldering 6167 
Another amp arond YO186 6166 
Gain? 6166 
The Unexpected problem with DHT Milq. 6166 
Simple is good 6165 
Ok, I am moving forward. 6165 
The Milq DSET is up. 6164 
My DH DSET – 2 days later. 6162 
Here is more data to reconcile. 6162 
Hm, that is interesting and unpleasant so far. 6161 
Ok, what do I want? 6161 
Let Go of Some Conceptual "Restrictions"? 6161 
The Milq DH DSET, the further thoughts in progress. 6161 
Crunching Numbers; Shaping Sound 6161 
How about the tweeter? 6160 
Tweeter Efficiency? 6160 
Safe and Sound 6160 
More mystery with tweeter but still on the subject. 6160 
Some clarifications. 6160 
How about that?!!! 6160 
Further considerations: DC-coupling. 6158 
Head Room 6158 
To kill the mandatory 13dB 6157 
DC coupling and killing 13db and driving 6e5p miller and.... 6157 
I do not think that it might be damaging… 6157 
Again with the PS 6157 
AKA J.C. Morrison’s amp but… 6155 
Parallel Universe 6155 
Melquiades HD MF DSET, Draft13. 6153 
Why I let other people build them... 6153 
Ok, it's going to right direction. 6153 
Ok, it looks already very close…. 6152 
The Loftinish-Whitish, well sort of…. 6149 
MF: the pre-final version. 6149 
Loftin-White? 6149 
Did anyone hear the PX4 amplifiers? 6149 
What Could use Improving at This Point? 6149 
The Milq’s MF front-end is done 6145 
Why I Let Other People Build Them, II 6145 
Define really quiet 6144 
Another variable of sound 6144 
Backlash? 6144 
Alternative filament supplies 6144 
I kind of faced a problem with AC 6144 
Going down the DC path 6143 
It is not about the “whole sound” but about “molec... 6143 
Molecular sound 6143 
AC-DC heater supply 6143 
The Tentlabs are $10 worth PS. 6143 
The unexpected resolution of AC vs. DC quandary. 6143 
The devil is less scared than it depicted. 6143 
Hiss or Hum 6143 
AC transformers 6143 
I have seen the Promised Land 6142 
OK, the choke noise is not a problem anymore 6142 
Ok, it is working fine but… 6141 
Divide and Conquer 6141 
The design phase is over. 6140 
The unexpected insanity! 6139 
Loading 6139 
Looking for inspiring ideas for 'universal' loadin... 6139 
A filaments Sherlock Holmes wanted. 6139 
Going the Distance 6139 
Read the f*** manual! 6139 
Agreed. 6139 
I agree 6139 
The filament transformer 6139 
Center-tap and options 6139 
Something like this…. 6139 
Avoiding "Dial-an-Amp" 6139 
The foreplay is going on. 6139 
Split balance 6138 
Further thoughts about my DH filaments 6138 
The Shuguang 2A3 tubes. 6138 
SHuguang 6138 
Going through…. 6137 
The 2.5V noise vs. 4V noise. 6136 
More about Shuguang 2A3C 6136 
Hum vs voltage 6136 
Meow about the tubes… 6136 
To Be a Content Cat 6136 
Completed! 6133 
Tradition 6133 
Absolutely beautiful! 6133 
The 'film' caps in PS 6132 
Science or religion 6132 
Mass Extinction 6132 
Electrolytics, technology and time 6132 
No more questions about PS capacitors. 6132 
Capacitor choices 6132 
Good time. Welcome back. Thanks God. 6131 
The minor day of Quartets. 6131 
Them's the Breaks 6131 
Eventually! 6130 
So Soon? 6130 
DHT MF channel and 6-ch amp: first conclusions 6130 
All Abuzz about Nothing 6129 
The wire for DC-coupling 6129 
The Dirt on DIY Backlash 6129 
DSET vs. the “better tubes”. 6129 
How to test the DH tubes properly? 6128 
Pairing up tubes for SE use 6127 
The DHT live reserve 6126 
Some interestng models 6126 
Eaten alive. 6126 
The tubey déjà vu? 6125 
The new concept of my output transformer. 6121 
The 4V takes a lead. 6117 
Listening the DH and the striped down version of M... 6114 
I kind of slowly learn what I need. 6114 
More HF from a transformer and DHT? 6112 
Since You Don't Need the Gain 6111 
Exiting the design mode? 6111 
Bye-bye the input divider on MF! 6111 
A few steps back and a gaint leap ahead. 6107 
Single-stage vs. DHT amp. 6106 
Setting up the new Playback 6105 
And the winner is… so far 6102 
If you like type 45... 6102 
Type 45... they're not all the same 6102 
Favorite Flavor? 6102 
The 45 times Meow... 6102 
The problem that I see is… 6102 
Running the 45 6102 
The 10Y...and bye bye Newton 6101 
The commentaries about everything. 6101 
Driver tube and biasing 6101 
DHT drivers 6101 
The ideas are worth trying? 6101 
A question about the polishing the things…. 6097 
The Particular Tube, I'm afraid... 6097 
Driving the 45... cathode first 6096 
ST or Globe; old or new... 6096 
Whatever sticks to the wall as an operation point ... 6096 
The attenuating crap in secondary. 6096 
Operating points and cathode current 6096 
The Burgeoning Opportunities! 6096 
Actually it is not so simple. 6096 
Resistors at the front 6095 
A minor alternation of a position 6095 
The era of enlightenment. 6092 
The devil is in the details.... 6092 
Constructing Sound 6092 
A new view on the DHT evaluation. 6091 
The “strange” YO186 6082 
The dead guy’s lessons. 6037 
2S4S and 2A3 6028 
Ho to use the YO186 6021 
YO 186 fundamental flavor 6021 
The YO-YO tube and "fundamentals" channel 6021 
The live without the YO186, again.... 6019 
Not anymore! 6008 
The very good YoYonisation! 6007 
….above and below two very clean channel. 6006 
The DHT and esoteric imaging deformation. 5993 
DHT, YO186, or??? 5993 
I had no idea how ‘different’ it is. 5940 
The Kazitsky Manufacturing and YO104, some history. 5939 
"Absolution and Eternal Refuge." 5936 
Sofia Electric Type 45 Mesh 5926 
The true association of YO186's Sounds. 5688 
All the Best from Burgundy 5688 
Cheesy tubes 5687 
Me and my DHT references… 5578 
Y0-186 in winter. 5481 
Y0-186 sounds like… 5480 
Rethinking the YO186 tube. 5449 
In My Dreams 5449 
Grunt from type 45? A ridicules comment. 5449 
Blame? 5448 
When good is not good enough. 5448 
45s, Drivers, and 45s 5448 
Hm, that was so simple after all! 5447 
How the YO186 was used. 5031 
What is old is new? 5030 
YO186 vs. type 45. 5029 
The YO186 is gone.... :-( 4578 
That sucks. 4578 
YO186 4576 
Hm, what the hell is going on? 4576 
I do not think that anybody but me would like YO186 4576 
A hallucination? 4573 
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:  59,946,831  
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
APR 11 Benjamin Zander, con»
APR 12 Chamber Music in Nee»
APR 12 Magdalene Ho, pianis»
APR 12 Takács Quartet in Gr»
APR 12 Takács Quartet in Gr»
APR 12 Jordi Savall & Hespè»
APR 17 American Views in Bo»
APR 17 In Search of New Wor»
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»
More Music News »»
Composer's Anniversaries
Campion, Thomas (12 Februa»
Frescobaldi, Girolamo ( Se»
Wagenseil, Georg Christoph»
Chopin, Frédéric»
Kullak, Theodor (12 Septem»
Dupont, Gabriel (1 March 1»
Brouwer, Leo (1 March 1939»
Sharp, Elliott (1 March 19»
Bondue, Yves (1 March 1966»
My Audio Leftovers
Vitavox 330Hz Horn for »
CEC TL-0 MK2 transport
Stage Acompany SA8535 d»
Tribute Output Amorphou»
Vitavox S2 Compression »
SME M2 - 12" Tonearm wi»
Vitavox AK-15/40 15" ba»
LF Transformer for 6C33C
Vitavox S2/S3 diaphragms
“Tree Blind Mice” colle»
Fane Studio 8 dual conc»
More Leftovers »»