Site by Roman Bessnow
GoodSoundClub's Home
Manifesto Copyright
Statistics Site Links
Site Map Surveys
Send Email to Romy the Cat
Site News: 13 Sep 2025
That posting bug has been addressed.
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 Hand Clapping by Fra»
» Tell me about more about»
» Beethoven PVC Trio, Opus»
» Bill Gaw: over 50 years »
» Okada’s installation.
» Best of the HE2006!!!
» My subject of envy to au»
» October surprise. NY, NY»
» An educational Eugenie’s»
» About Harry Pearson lega»
» Chicago Lyric Opera on W»
» What is High-End Audio, »
» Micro Seiki Armboards: I»
» Russian mythology and Ho»
» Transfer: The reel-to-re»
» Rudolf Barshai conducts »
» ELROG tubes sinked but s»
» The ultimate buffer #2..»
» The mystery of Koetsu On»
» Musique Concrete horns
» One of the Best Mozart R»
» Who makes horns? Archite»
» Macondo 2.0?
» Macondo 3.0
» A very slow monolog abou»
» Windows Based Transport:»
» Steinway and Lyngdorf lo»
» Lavry vs Stahl -Tek
» DRU Tube for Melq’s HF c»
» Other Ways of getting Sp»
» Dpols?
» Submerging deeper into A»
» What is High-End Audio, »
» Dedicated Music Room Bui»
» DBT - a signature of lis»
» 12AX7 or?
» Engaging the David Haign»
» The Tenor amplifier and »
Bookmarked are red
Random Site Links
The Victor Victrola Page
Furtwängler's conserts
Wiener Philharmoniker Di»
Tuner Information Center
Classical Collections
Radio-Locator
Music & Arts
33+45=78
Irvington Music
Olson Acoustical Book
The National Valve Museum
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 6232 
One-stage Milq++ and the DHT's alleged tone 6231 
DHT Milq? 6231 
The DHT journey. 6231 
DHT tone 6231 
Well, why not? 6230 
Holding the Fort 6230 
My DHT experiment: Preface 6230 
Input tube and DC heaters 6229 
Reimyo Pat 777 6229 
My DHT experiment: Observations 6225 
DHT or 300B? 6225 
300B 6225 
Talking, perception and the grounds for objectively 6225 
The Wine Via the Wine Glass 6224 
Hence the confusion 6224 
My DHT experiment: some conclusions. 6224 
Reality Reconstruction is not a functionality. 6224 
My experience with DHTs 6224 
Pigmented coloration? 6224 
Dht-dht 6224 
Dynamic viscosity? 6224 
The Pallette preamp... 6224 
If one DHT is good, two must be better? 6224 
"soul" of tubes 6224 
There is a difference... 6224 
Vibration injection? 6224 
Homework # 4334 6224 
The 01A-71A-10Y-45 chain 6224 
Old valves have more soul! 6223 
Was it soul or soil? 6223 
It was just a heading 6223 
Adjustable color: TIMBRE LOCK? 6223 
Neutral or neutral/uncoloured? 6223 
..are lacking in power, dynamics and bandwidth. 6223 
Timbre-Lock. Not quite ready for prime time. 6223 
Injection of analog dither? 6223 
Subliminal signal 6223 
The idea of analog randomanization. 6223 
Okay, what Avicena Power Generator 6223 
I hope you will be hearing about it. 6222 
Avicenna = Arabian 6222 
Persian, not Arab 6222 
The “second solution” - a major disappointment 6222 
More words to describe "sux" please 6222 
Revolution 6222 
The non-melodramatic DHT? 6222 
One-stage DHTs 6221 
One other thing 6221 
One stage 6221 
Brewing, thinking and heating 6221 
Physical characteristics of electronic devices 6221 
I see the things differently. 6221 
Don't waste time being "creative" 6221 
The audiophile attitude 6221 
The where and why of design choices 6221 
Blah blah blah 6221 
Laconic Clarity vs. Comfort vs. Nostalgia 6221 
Do I need to be hissing? 6221 
...associated with lack of neutrality and colorati... 6221 
John Broskie's Partial feedback amplifier 6221 
Randomness vs. freedom and the Homework # 4334 6220 
What is randomness? 6220 
Those least three possibilities… 6220 
Randomness and Music's Prerogative 6220 
It works, … sort of. The revolution is canceled. 6220 
Thorsten Loesch’s article about DHT SETs 6218 
A Beautiful Mind 6217 
Some summary and conclusions from the first phase. 6215 
Second phase: revising requirement for my DHT objectives. 6200 
Tubes for your DHT amp 6200 
Abandoning Milq? 6200 
Will see how it goes.... 6200 
Single-stage Milq vs. Sun Audio VT-2A3 6198 
Topology and 2A3? 6198 
6SN7-2A3 amps? 6198 
Type Casting 6198 
Sun Audio SV-2A3 6198 
6sn7-2a3 6198 
Topology vs parts 6198 
For a DHT amp, you are listening to the power supply 6198 
The vintage tubes syndrome. 6198 
Parts Frenzy 6198 
Too many new sounds 6198 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6197 
New tubes 6196 
Milq bias vs. batery bias 6196 
The batteries are a tricky thing. 6196 
Swimming the ocean at night? 6196 
New 2A3 6196 
To kill of do not kill the capacitor. 6195 
The JJ Electronic amp. 6194 
JJ 2A3 and amp 6194 
Czech tubes 6192 
Single plated vs Double plated? 6192 
Mono plate 2A3 tubes 6192 
I suggested once VT52 tube 6191 
The 800R vs. 1800R vs. 5500R 6191 
YO-186 as the output tube. 6188 
Here she is. 6187 
Some talks about the new production tubes 6183 
New 2A3 tubes 6183 
Some thoughts about one-IHT vs. multiple-DHT 6183 
The Sun Audio with 6E5P 6182 
Multistage DHT circuits 6181 
Wrong tube or wrong topology – here is the question. 6180 
Emission Labs 2A3 6180 
Some comment and questions about then 2A3 talks. 6180 
Which Chinese 2A3? 6180 
OK, for a first time I like the San Audio Kit. 6180 
The YO186 Strip Show 6180 
More on the 2A3 comparisons 6179 
It will be interesting…. 6179 
OPT impedence 6179 
More about the Plate Loading 6179 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6174 
2A3 data 6174 
The New 2A3 tubes 6174 
How many stages I need for 110dB sensitivity, smal... 6174 
How many stages and why... and who makes that 45 o... 6173 
Everything about everything. 6173 
Some very good points... and... possibly more logi... 6173 
Options, options, options.... 6173 
I think we agree overall 6173 
An IDHT with more gain? 6172 
You don't ask for much now, eh? 6172 
2A3 tube impressions 6167 
Interesting analogy 6167 
NOS 2A3 tubes versus new tubes 6167 
Hmmm, let me try this one again... 6167 
Sylvania 2A3 identification 6167 
A picture is worth a thousand micromhos? 6167 
I have more interest in the period tubes 6167 
Why NOS tubes? 6166 
The Holly Ignorance 6166 
Tube tasting 6166 
The cathodes’ flatulence? 6166 
Make mine thoriated please 6166 
Any Germans out there? 6166 
6E5P VS 6E6P 6166 
Vibrations? What do you with them? 6166 
Vibration in tubes and sounds 6166 
UX4 vs UX4ruskie 6165 
Ringing the tubes? I do not know how about that. 6165 
Tube sound and vibration 6165 
The thoughts collection about YO186? 6159 
The lights look green for the YO tube 6158 
"Melquiades" with YO-186. Something like... 6158 
My version of RE-604 and PX4 6157 
The YO186 tube sockets. 6157 
B4/B5 British made 6156 
The YO186’s sockets and prices 6156 
DHT 2A3 amplifier rectification 6155 
My attitude toward tube rectification. 6155 
Tu-be or not Tu-be, seems Tu-be the question. 6154 
It looks like DHT DSET is shaping up. 6153 
The Sylvania 2A3 NOS report 6150 
The Citizen Kane syndrome. 6150 
Sylvania 2A3 in a World without Color 6149 
Are NOS and new manufacture comparing oranges to o... 6149 
That all is incorrect in a way…. 6149 
NOS vs new 2A3 tubes 6149 
The identical operation environment? 6149 
Preferred 2A3 operating point 6149 
The sound of the 2A3 however? 6149 
Circuit modification for 2A3 optimization 6148 
How to get max power from 2A3 6148 
2A3 voltages, loads and realized output power 6148 
Optimal operation of 2A3: an experiment 6148 
Tubes, Whole Circuits, Expectations and Sound 6148 
Gain is not power. 6148 
2A3 amplifier modification & Optimization 6148 
Specialized DSET approach 6148 
6C33/2A3 DSET? 6148 
SET usable power and making the most of it 6148 
The 2A3 loading 6148 
DSET solution for EdgarHorn? 6148 
Optimizing the 2A3 6148 
How much to DSET a DSET 6148 
DSET for Titan 6148 
The Best of All Worlds 6148 
Multiamp setup 6147 
Optimizing the (NOS) 2A3... "KM-style"? 6147 
There are many opportunities, it all depends what ... 6147 
Modifying amplifer to optimize NOS 2A3 performance 6147 
Conceptualizing Melquiades DSET is done 6141 
2A3 and 400V supply 6141 
Pudding and the chicken wires 6140 
Another shot at numbers 6140 
How to cook the "uninformed" anode. 6140 
Okay, so this might work.... 6140 
The DHT Milq DSET, the prebuilt draft. 6140 
Looks good, but.... 6139 
2A3 with slightly lover filament voltage? 6139 
Less is more... usually. 6139 
Where to burn gain? how? and where to get beter st... 6138 
Stepping Out 6138 
Said to be good, but 6138 
Gain to lose 6138 
Why nothing is simple with this damn amp! 6138 
Another idea for losing gain 6138 
What's best 6138 
Options, options... 6138 
Actually, it is not so bad. 6138 
Other compromises... 6137 
Cathode vs. fixed with DHT 6136 
Is it glowing yet? 6116 
It is comming.... 6116 
The new MF channel. 6110 
I started to work on the Milq’s DHT Island. 6109 
Innerstage loading vs. OPT loading. 6101 
The intestage loading talk. 6098 
My playback feels like it is broken. 6093 
1 in 50? 6093 
Yes, it was after PP2000 6093 
Die Walküre soldering. 6092 
The post Die Walküre soldering 6091 
Another amp arond YO186 6090 
Gain? 6090 
The Unexpected problem with DHT Milq. 6090 
Simple is good 6089 
Ok, I am moving forward. 6089 
The Milq DSET is up. 6088 
My DH DSET – 2 days later. 6086 
Here is more data to reconcile. 6086 
Hm, that is interesting and unpleasant so far. 6085 
Ok, what do I want? 6085 
Let Go of Some Conceptual "Restrictions"? 6085 
The Milq DH DSET, the further thoughts in progress. 6085 
Crunching Numbers; Shaping Sound 6085 
How about the tweeter? 6084 
Tweeter Efficiency? 6084 
Safe and Sound 6084 
More mystery with tweeter but still on the subject. 6084 
Some clarifications. 6084 
How about that?!!! 6084 
Further considerations: DC-coupling. 6082 
Head Room 6082 
To kill the mandatory 13dB 6081 
DC coupling and killing 13db and driving 6e5p miller and.... 6081 
I do not think that it might be damaging… 6081 
Again with the PS 6081 
AKA J.C. Morrison’s amp but… 6079 
Parallel Universe 6079 
Melquiades HD MF DSET, Draft13. 6077 
Why I let other people build them... 6077 
Ok, it's going to right direction. 6077 
Ok, it looks already very close…. 6076 
The Loftinish-Whitish, well sort of…. 6073 
MF: the pre-final version. 6073 
Loftin-White? 6073 
Did anyone hear the PX4 amplifiers? 6073 
What Could use Improving at This Point? 6073 
The Milq’s MF front-end is done 6069 
Why I Let Other People Build Them, II 6069 
Define really quiet 6068 
Another variable of sound 6068 
Backlash? 6068 
Alternative filament supplies 6068 
I kind of faced a problem with AC 6068 
Going down the DC path 6067 
It is not about the “whole sound” but about “molec... 6067 
Molecular sound 6067 
AC-DC heater supply 6067 
The Tentlabs are $10 worth PS. 6067 
The unexpected resolution of AC vs. DC quandary. 6067 
The devil is less scared than it depicted. 6067 
Hiss or Hum 6067 
AC transformers 6067 
I have seen the Promised Land 6066 
OK, the choke noise is not a problem anymore 6066 
Ok, it is working fine but… 6065 
Divide and Conquer 6065 
The design phase is over. 6064 
The unexpected insanity! 6063 
Loading 6063 
Looking for inspiring ideas for 'universal' loadin... 6063 
A filaments Sherlock Holmes wanted. 6063 
Going the Distance 6063 
Read the f*** manual! 6063 
Agreed. 6063 
I agree 6063 
The filament transformer 6063 
Center-tap and options 6063 
Something like this…. 6063 
Avoiding "Dial-an-Amp" 6063 
The foreplay is going on. 6063 
Split balance 6062 
Further thoughts about my DH filaments 6062 
The Shuguang 2A3 tubes. 6062 
SHuguang 6062 
Going through…. 6061 
The 2.5V noise vs. 4V noise. 6060 
More about Shuguang 2A3C 6060 
Hum vs voltage 6060 
Meow about the tubes… 6060 
To Be a Content Cat 6060 
Completed! 6057 
Tradition 6057 
Absolutely beautiful! 6057 
The 'film' caps in PS 6056 
Science or religion 6056 
Mass Extinction 6056 
Electrolytics, technology and time 6056 
No more questions about PS capacitors. 6056 
Capacitor choices 6056 
Good time. Welcome back. Thanks God. 6055 
The minor day of Quartets. 6055 
Them's the Breaks 6055 
Eventually! 6054 
So Soon? 6054 
DHT MF channel and 6-ch amp: first conclusions 6054 
All Abuzz about Nothing 6053 
The wire for DC-coupling 6053 
The Dirt on DIY Backlash 6053 
DSET vs. the “better tubes”. 6053 
How to test the DH tubes properly? 6052 
Pairing up tubes for SE use 6051 
The DHT live reserve 6050 
Some interestng models 6050 
Eaten alive. 6050 
The tubey déjà vu? 6049 
The new concept of my output transformer. 6045 
The 4V takes a lead. 6041 
Listening the DH and the striped down version of M... 6038 
I kind of slowly learn what I need. 6038 
More HF from a transformer and DHT? 6036 
Since You Don't Need the Gain 6035 
Exiting the design mode? 6035 
Bye-bye the input divider on MF! 6035 
A few steps back and a gaint leap ahead. 6031 
Single-stage vs. DHT amp. 6030 
Setting up the new Playback 6029 
And the winner is… so far 6026 
If you like type 45... 6026 
Type 45... they're not all the same 6026 
Favorite Flavor? 6026 
The 45 times Meow... 6026 
The problem that I see is… 6026 
Running the 45 6026 
The 10Y...and bye bye Newton 6025 
The commentaries about everything. 6025 
Driver tube and biasing 6025 
DHT drivers 6025 
The ideas are worth trying? 6025 
A question about the polishing the things…. 6021 
The Particular Tube, I'm afraid... 6021 
Driving the 45... cathode first 6020 
ST or Globe; old or new... 6020 
Whatever sticks to the wall as an operation point ... 6020 
The attenuating crap in secondary. 6020 
Operating points and cathode current 6020 
The Burgeoning Opportunities! 6020 
Actually it is not so simple. 6020 
Resistors at the front 6019 
A minor alternation of a position 6019 
The era of enlightenment. 6016 
The devil is in the details.... 6016 
Constructing Sound 6016 
A new view on the DHT evaluation. 6015 
The “strange” YO186 6006 
The dead guy’s lessons. 5961 
2S4S and 2A3 5952 
Ho to use the YO186 5945 
YO 186 fundamental flavor 5945 
The YO-YO tube and "fundamentals" channel 5945 
The live without the YO186, again.... 5943 
Not anymore! 5932 
The very good YoYonisation! 5931 
….above and below two very clean channel. 5930 
The DHT and esoteric imaging deformation. 5917 
DHT, YO186, or??? 5917 
I had no idea how ‘different’ it is. 5864 
The Kazitsky Manufacturing and YO104, some history. 5863 
"Absolution and Eternal Refuge." 5860 
Sofia Electric Type 45 Mesh 5850 
The true association of YO186's Sounds. 5612 
All the Best from Burgundy 5612 
Cheesy tubes 5611 
Me and my DHT references… 5502 
Y0-186 in winter. 5405 
Y0-186 sounds like… 5404 
Rethinking the YO186 tube. 5373 
In My Dreams 5373 
Grunt from type 45? A ridicules comment. 5373 
Blame? 5372 
When good is not good enough. 5372 
45s, Drivers, and 45s 5372 
Hm, that was so simple after all! 5371 
How the YO186 was used. 4955 
What is old is new? 4954 
YO186 vs. type 45. 4953 
The YO186 is gone.... :-( 4502 
That sucks. 4502 
YO186 4500 
Hm, what the hell is going on? 4500 
I do not think that anybody but me would like YO186 4500 
A hallucination? 4497 
All context of this site except the Forum's posts Copyright © Roman Bessnow 2004-2025
All messages within the Site’s Forum Copyright © by authors of the posts
Last 24-hours posts:  0  
Total human visitors:  54,258,358  
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»
leon fleisher, 92, dies; s»
More Music News »»
Composer's Anniversaries
de Lalande, Michel-Richard»
Kraus, Joseph Martin (20 J»
Tárrega, Francisco (2»
Post, Piet (8 April 1919-1»
Keuris, Tristan (3 October»
Weigel, Jay (15 December 1»
Fields, Matthew (15 Decemb»
Besteiro, Agustin (15 Dece»
My Audio Leftovers
“Tree Blind Mice” colle»
Micro Seiki RX-5000
CEC TL-0 MK2 transport
Lamm Industries M1.1 Mo»
Rohde & Schwarz MSDC Mu»
Kenwood L-02T FM Tuner
Vitavox S2 Compression »
Sansui TU-X1 Tuner
Musatex-TP Bidat 20-Bi»
Tribute Output Amorphou»
Conscience of audio rev»
More Leftovers »»