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
» Opera “Boris Godunov”
» What to read in audio?
» Borbely Audio Take on 6C»
» JBL LE8
» Kharma Loudspeakers reac»
» How to switch moving coi»
» The evil of low sensitiv»
» A datacenter at home and»
» The Free Intent Audio Jo»
» Who makes horns? Archite»
» Yet another Gould box se»
» Bruckner, Wind and the w»
» "New" TechDas »
» Hungarian folded horn
» Stay home with Bruckner
» Smyth Research Realiser »
» Gestalt
» Someone is DSETing, it s»
» A nice Vandersteen inter»
» Recommendation Bruckner »
» What you folks got for B»
» Making LPs; What Goes In»
» Phono stages with SU-1
» New, Transparent Speaker»
» Suggested target curves »
» Mid-bass Hornresp (V51.3»
» Help with Math needed.
» Romy's Horns
» The BSO and Digital Musi»
» The 68 dipoles imitation»
» The BEST bass cable?
» Summary: my/your audio: »
» Custom enclosure?
» We don’t necessarily kno»
» Stravinsky and Headphone»
» RDH20 Frame double horn »
» My Audio Philosophy
» New Bamboo Speakers Feed»
Bookmarked are red
Random Site Links
NPR's SymphonyCast
Lockwood Audio
Tchaikovsky-Research.
Classic Artc Showcase
The Handelmania Podcast
Wing Records
Berkshire Record Outlet
Thunderstone Audio Websi»
Rachmaninoff Society
Retro hi-fi blog
Perer Gulmann's Classica»
Opera Collector Guide
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 6551 
One-stage Milq++ and the DHT's alleged tone 6550 
DHT Milq? 6550 
The DHT journey. 6550 
DHT tone 6550 
Well, why not? 6549 
Holding the Fort 6549 
My DHT experiment: Preface 6549 
Input tube and DC heaters 6548 
Reimyo Pat 777 6548 
My DHT experiment: Observations 6544 
DHT or 300B? 6544 
300B 6544 
Talking, perception and the grounds for objectively 6544 
The Wine Via the Wine Glass 6543 
Hence the confusion 6543 
My DHT experiment: some conclusions. 6543 
Reality Reconstruction is not a functionality. 6543 
My experience with DHTs 6543 
Pigmented coloration? 6543 
Dht-dht 6543 
Dynamic viscosity? 6543 
The Pallette preamp... 6543 
If one DHT is good, two must be better? 6543 
"soul" of tubes 6543 
There is a difference... 6543 
Vibration injection? 6543 
Homework # 4334 6543 
The 01A-71A-10Y-45 chain 6543 
Old valves have more soul! 6542 
Was it soul or soil? 6542 
It was just a heading 6542 
Adjustable color: TIMBRE LOCK? 6542 
Neutral or neutral/uncoloured? 6542 
..are lacking in power, dynamics and bandwidth. 6542 
Timbre-Lock. Not quite ready for prime time. 6542 
Injection of analog dither? 6542 
Subliminal signal 6542 
The idea of analog randomanization. 6542 
Okay, what Avicena Power Generator 6542 
I hope you will be hearing about it. 6541 
Avicenna = Arabian 6541 
Persian, not Arab 6541 
The “second solution” - a major disappointment 6541 
More words to describe "sux" please 6541 
Revolution 6541 
The non-melodramatic DHT? 6541 
One-stage DHTs 6540 
One other thing 6540 
One stage 6540 
Brewing, thinking and heating 6540 
Physical characteristics of electronic devices 6540 
I see the things differently. 6540 
Don't waste time being "creative" 6540 
The audiophile attitude 6540 
The where and why of design choices 6540 
Blah blah blah 6540 
Laconic Clarity vs. Comfort vs. Nostalgia 6540 
Do I need to be hissing? 6540 
...associated with lack of neutrality and colorati... 6540 
John Broskie's Partial feedback amplifier 6540 
Randomness vs. freedom and the Homework # 4334 6539 
What is randomness? 6539 
Those least three possibilities… 6539 
Randomness and Music's Prerogative 6539 
It works, … sort of. The revolution is canceled. 6539 
Thorsten Loesch’s article about DHT SETs 6537 
A Beautiful Mind 6536 
Some summary and conclusions from the first phase. 6534 
Second phase: revising requirement for my DHT objectives. 6519 
Tubes for your DHT amp 6519 
Abandoning Milq? 6519 
Will see how it goes.... 6519 
Single-stage Milq vs. Sun Audio VT-2A3 6517 
Topology and 2A3? 6517 
6SN7-2A3 amps? 6517 
Type Casting 6517 
Sun Audio SV-2A3 6517 
6sn7-2a3 6517 
Topology vs parts 6517 
For a DHT amp, you are listening to the power supply 6517 
The vintage tubes syndrome. 6517 
Parts Frenzy 6517 
Too many new sounds 6517 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6516 
New tubes 6515 
Milq bias vs. batery bias 6515 
The batteries are a tricky thing. 6515 
Swimming the ocean at night? 6515 
New 2A3 6515 
To kill of do not kill the capacitor. 6514 
The JJ Electronic amp. 6513 
JJ 2A3 and amp 6513 
Czech tubes 6511 
Single plated vs Double plated? 6511 
Mono plate 2A3 tubes 6511 
I suggested once VT52 tube 6510 
The 800R vs. 1800R vs. 5500R 6510 
YO-186 as the output tube. 6507 
Here she is. 6506 
Some talks about the new production tubes 6502 
New 2A3 tubes 6502 
Some thoughts about one-IHT vs. multiple-DHT 6502 
The Sun Audio with 6E5P 6501 
Multistage DHT circuits 6500 
Wrong tube or wrong topology – here is the question. 6499 
Emission Labs 2A3 6499 
Some comment and questions about then 2A3 talks. 6499 
Which Chinese 2A3? 6499 
OK, for a first time I like the San Audio Kit. 6499 
The YO186 Strip Show 6499 
More on the 2A3 comparisons 6498 
It will be interesting…. 6498 
OPT impedence 6498 
More about the Plate Loading 6498 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6493 
2A3 data 6493 
The New 2A3 tubes 6493 
How many stages I need for 110dB sensitivity, smal... 6493 
How many stages and why... and who makes that 45 o... 6492 
Everything about everything. 6492 
Some very good points... and... possibly more logi... 6492 
Options, options, options.... 6492 
I think we agree overall 6492 
An IDHT with more gain? 6491 
You don't ask for much now, eh? 6491 
2A3 tube impressions 6486 
Interesting analogy 6486 
NOS 2A3 tubes versus new tubes 6486 
Hmmm, let me try this one again... 6486 
Sylvania 2A3 identification 6486 
A picture is worth a thousand micromhos? 6486 
I have more interest in the period tubes 6486 
Why NOS tubes? 6485 
The Holly Ignorance 6485 
Tube tasting 6485 
The cathodes’ flatulence? 6485 
Make mine thoriated please 6485 
Any Germans out there? 6485 
6E5P VS 6E6P 6485 
Vibrations? What do you with them? 6485 
Vibration in tubes and sounds 6485 
UX4 vs UX4ruskie 6484 
Ringing the tubes? I do not know how about that. 6484 
Tube sound and vibration 6484 
The thoughts collection about YO186? 6478 
The lights look green for the YO tube 6477 
"Melquiades" with YO-186. Something like... 6477 
My version of RE-604 and PX4 6476 
The YO186 tube sockets. 6476 
B4/B5 British made 6475 
The YO186’s sockets and prices 6475 
DHT 2A3 amplifier rectification 6474 
My attitude toward tube rectification. 6474 
Tu-be or not Tu-be, seems Tu-be the question. 6473 
It looks like DHT DSET is shaping up. 6472 
The Sylvania 2A3 NOS report 6469 
The Citizen Kane syndrome. 6469 
Sylvania 2A3 in a World without Color 6468 
Are NOS and new manufacture comparing oranges to o... 6468 
That all is incorrect in a way…. 6468 
NOS vs new 2A3 tubes 6468 
The identical operation environment? 6468 
Preferred 2A3 operating point 6468 
The sound of the 2A3 however? 6468 
Circuit modification for 2A3 optimization 6467 
How to get max power from 2A3 6467 
2A3 voltages, loads and realized output power 6467 
Optimal operation of 2A3: an experiment 6467 
Tubes, Whole Circuits, Expectations and Sound 6467 
Gain is not power. 6467 
2A3 amplifier modification & Optimization 6467 
Specialized DSET approach 6467 
6C33/2A3 DSET? 6467 
SET usable power and making the most of it 6467 
The 2A3 loading 6467 
DSET solution for EdgarHorn? 6467 
Optimizing the 2A3 6467 
How much to DSET a DSET 6467 
DSET for Titan 6467 
The Best of All Worlds 6467 
Multiamp setup 6466 
Optimizing the (NOS) 2A3... "KM-style"? 6466 
There are many opportunities, it all depends what ... 6466 
Modifying amplifer to optimize NOS 2A3 performance 6466 
Conceptualizing Melquiades DSET is done 6460 
2A3 and 400V supply 6460 
Pudding and the chicken wires 6459 
Another shot at numbers 6459 
How to cook the "uninformed" anode. 6459 
Okay, so this might work.... 6459 
The DHT Milq DSET, the prebuilt draft. 6459 
Looks good, but.... 6458 
2A3 with slightly lover filament voltage? 6458 
Less is more... usually. 6458 
Where to burn gain? how? and where to get beter st... 6457 
Stepping Out 6457 
Said to be good, but 6457 
Gain to lose 6457 
Why nothing is simple with this damn amp! 6457 
Another idea for losing gain 6457 
What's best 6457 
Options, options... 6457 
Actually, it is not so bad. 6457 
Other compromises... 6456 
Cathode vs. fixed with DHT 6455 
Is it glowing yet? 6435 
It is comming.... 6435 
The new MF channel. 6429 
I started to work on the Milq’s DHT Island. 6428 
Innerstage loading vs. OPT loading. 6420 
The intestage loading talk. 6417 
My playback feels like it is broken. 6412 
1 in 50? 6412 
Yes, it was after PP2000 6412 
Die Walküre soldering. 6411 
The post Die Walküre soldering 6410 
Another amp arond YO186 6409 
Gain? 6409 
The Unexpected problem with DHT Milq. 6409 
Simple is good 6408 
Ok, I am moving forward. 6408 
The Milq DSET is up. 6407 
My DH DSET – 2 days later. 6405 
Here is more data to reconcile. 6405 
Hm, that is interesting and unpleasant so far. 6404 
Ok, what do I want? 6404 
Let Go of Some Conceptual "Restrictions"? 6404 
The Milq DH DSET, the further thoughts in progress. 6404 
Crunching Numbers; Shaping Sound 6404 
How about the tweeter? 6403 
Tweeter Efficiency? 6403 
Safe and Sound 6403 
More mystery with tweeter but still on the subject. 6403 
Some clarifications. 6403 
How about that?!!! 6403 
Further considerations: DC-coupling. 6401 
Head Room 6401 
To kill the mandatory 13dB 6400 
DC coupling and killing 13db and driving 6e5p miller and.... 6400 
I do not think that it might be damaging… 6400 
Again with the PS 6400 
AKA J.C. Morrison’s amp but… 6398 
Parallel Universe 6398 
Melquiades HD MF DSET, Draft13. 6396 
Why I let other people build them... 6396 
Ok, it's going to right direction. 6396 
Ok, it looks already very close…. 6395 
The Loftinish-Whitish, well sort of…. 6392 
MF: the pre-final version. 6392 
Loftin-White? 6392 
Did anyone hear the PX4 amplifiers? 6392 
What Could use Improving at This Point? 6392 
The Milq’s MF front-end is done 6388 
Why I Let Other People Build Them, II 6388 
Define really quiet 6387 
Another variable of sound 6387 
Backlash? 6387 
Alternative filament supplies 6387 
I kind of faced a problem with AC 6387 
Going down the DC path 6386 
It is not about the “whole sound” but about “molec... 6386 
Molecular sound 6386 
AC-DC heater supply 6386 
The Tentlabs are $10 worth PS. 6386 
The unexpected resolution of AC vs. DC quandary. 6386 
The devil is less scared than it depicted. 6386 
Hiss or Hum 6386 
AC transformers 6386 
I have seen the Promised Land 6385 
OK, the choke noise is not a problem anymore 6385 
Ok, it is working fine but… 6384 
Divide and Conquer 6384 
The design phase is over. 6383 
The unexpected insanity! 6382 
Loading 6382 
Looking for inspiring ideas for 'universal' loadin... 6382 
A filaments Sherlock Holmes wanted. 6382 
Going the Distance 6382 
Read the f*** manual! 6382 
Agreed. 6382 
I agree 6382 
The filament transformer 6382 
Center-tap and options 6382 
Something like this…. 6382 
Avoiding "Dial-an-Amp" 6382 
The foreplay is going on. 6382 
Split balance 6381 
Further thoughts about my DH filaments 6381 
The Shuguang 2A3 tubes. 6381 
SHuguang 6381 
Going through…. 6380 
The 2.5V noise vs. 4V noise. 6379 
More about Shuguang 2A3C 6379 
Hum vs voltage 6379 
Meow about the tubes… 6379 
To Be a Content Cat 6379 
Completed! 6376 
Tradition 6376 
Absolutely beautiful! 6376 
The 'film' caps in PS 6375 
Science or religion 6375 
Mass Extinction 6375 
Electrolytics, technology and time 6375 
No more questions about PS capacitors. 6375 
Capacitor choices 6375 
Good time. Welcome back. Thanks God. 6374 
The minor day of Quartets. 6374 
Them's the Breaks 6374 
Eventually! 6373 
So Soon? 6373 
DHT MF channel and 6-ch amp: first conclusions 6373 
All Abuzz about Nothing 6372 
The wire for DC-coupling 6372 
The Dirt on DIY Backlash 6372 
DSET vs. the “better tubes”. 6372 
How to test the DH tubes properly? 6371 
Pairing up tubes for SE use 6370 
The DHT live reserve 6369 
Some interestng models 6369 
Eaten alive. 6369 
The tubey déjà vu? 6368 
The new concept of my output transformer. 6364 
The 4V takes a lead. 6360 
Listening the DH and the striped down version of M... 6357 
I kind of slowly learn what I need. 6357 
More HF from a transformer and DHT? 6355 
Since You Don't Need the Gain 6354 
Exiting the design mode? 6354 
Bye-bye the input divider on MF! 6354 
A few steps back and a gaint leap ahead. 6350 
Single-stage vs. DHT amp. 6349 
Setting up the new Playback 6348 
And the winner is… so far 6345 
If you like type 45... 6345 
Type 45... they're not all the same 6345 
Favorite Flavor? 6345 
The 45 times Meow... 6345 
The problem that I see is… 6345 
Running the 45 6345 
The 10Y...and bye bye Newton 6344 
The commentaries about everything. 6344 
Driver tube and biasing 6344 
DHT drivers 6344 
The ideas are worth trying? 6344 
A question about the polishing the things…. 6340 
The Particular Tube, I'm afraid... 6340 
Driving the 45... cathode first 6339 
ST or Globe; old or new... 6339 
Whatever sticks to the wall as an operation point ... 6339 
The attenuating crap in secondary. 6339 
Operating points and cathode current 6339 
The Burgeoning Opportunities! 6339 
Actually it is not so simple. 6339 
Resistors at the front 6338 
A minor alternation of a position 6338 
The era of enlightenment. 6335 
The devil is in the details.... 6335 
Constructing Sound 6335 
A new view on the DHT evaluation. 6334 
The “strange” YO186 6325 
The dead guy’s lessons. 6280 
2S4S and 2A3 6271 
Ho to use the YO186 6264 
YO 186 fundamental flavor 6264 
The YO-YO tube and "fundamentals" channel 6264 
The live without the YO186, again.... 6262 
Not anymore! 6251 
The very good YoYonisation! 6250 
….above and below two very clean channel. 6249 
The DHT and esoteric imaging deformation. 6236 
DHT, YO186, or??? 6236 
I had no idea how ‘different’ it is. 6183 
The Kazitsky Manufacturing and YO104, some history. 6182 
"Absolution and Eternal Refuge." 6179 
Sofia Electric Type 45 Mesh 6169 
The true association of YO186's Sounds. 5931 
All the Best from Burgundy 5931 
Cheesy tubes 5930 
Me and my DHT references… 5821 
Y0-186 in winter. 5724 
Y0-186 sounds like… 5723 
Rethinking the YO186 tube. 5692 
In My Dreams 5692 
Grunt from type 45? A ridicules comment. 5692 
Blame? 5691 
When good is not good enough. 5691 
45s, Drivers, and 45s 5691 
Hm, that was so simple after all! 5690 
How the YO186 was used. 5274 
What is old is new? 5273 
YO186 vs. type 45. 5272 
The YO186 is gone.... :-( 4821 
That sucks. 4821 
YO186 4819 
Hm, what the hell is going on? 4819 
I do not think that anybody but me would like YO186 4819 
A hallucination? 4816 
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»
leon fleisher, 92, dies; s»
leon fleisher, 92, dies; s»
More Music News »»
Composer's Anniversaries
Cavos, Catterino (30 Octob»
Volkmann, Robert (6 April »
Merkel, Gustav Adolf (12 N»
Hill, Alfred (16 November »
Kálmán, Emmerich»
Warlock, Peter (30 October»
Flothuis, Marius (30 Octob»
Yaras, Ramunas (30 October»
My Audio Leftovers
Micro-Seiki air-suspend»
Koetsu Onyx Platinum Ca»
Stage Acompany SA8535 d»
Musatex-TP Bidat 20-Bi»
Lamm L2 Reference pream»
REL Precedent 646C tuner
Musatex’s Bidat Model "»
“Tree Blind Mice” colle»
Tribute Output Amorphou»
Altec 808A compression »
Conscience of audio rev»
More Leftovers »»