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The audio preview of the audio part of my Book

Audio Knowledge Tree ™
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Audiophile Satire
Melquiades SET Amplifier
Macondo Acoustic System
End of Life Phonostage
Audio Demoronizator AD-1
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My Playback System
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» Some kind of Grundig…
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» Updated view: The Optima»
» A Moscow setup with Horn»
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» About speakers Imbedded »
» Got new mid/high horns. »
» Juana Zayas plays Chopin
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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 6459 
One-stage Milq++ and the DHT's alleged tone 6458 
DHT Milq? 6458 
The DHT journey. 6458 
DHT tone 6458 
Well, why not? 6457 
Holding the Fort 6457 
My DHT experiment: Preface 6457 
Input tube and DC heaters 6456 
Reimyo Pat 777 6456 
My DHT experiment: Observations 6452 
DHT or 300B? 6452 
300B 6452 
Talking, perception and the grounds for objectively 6452 
The Wine Via the Wine Glass 6451 
Hence the confusion 6451 
My DHT experiment: some conclusions. 6451 
Reality Reconstruction is not a functionality. 6451 
My experience with DHTs 6451 
Pigmented coloration? 6451 
Dht-dht 6451 
Dynamic viscosity? 6451 
The Pallette preamp... 6451 
If one DHT is good, two must be better? 6451 
"soul" of tubes 6451 
There is a difference... 6451 
Vibration injection? 6451 
Homework # 4334 6451 
The 01A-71A-10Y-45 chain 6451 
Old valves have more soul! 6450 
Was it soul or soil? 6450 
It was just a heading 6450 
Adjustable color: TIMBRE LOCK? 6450 
Neutral or neutral/uncoloured? 6450 
..are lacking in power, dynamics and bandwidth. 6450 
Timbre-Lock. Not quite ready for prime time. 6450 
Injection of analog dither? 6450 
Subliminal signal 6450 
The idea of analog randomanization. 6450 
Okay, what Avicena Power Generator 6450 
I hope you will be hearing about it. 6449 
Avicenna = Arabian 6449 
Persian, not Arab 6449 
The “second solution” - a major disappointment 6449 
More words to describe "sux" please 6449 
Revolution 6449 
The non-melodramatic DHT? 6449 
One-stage DHTs 6448 
One other thing 6448 
One stage 6448 
Brewing, thinking and heating 6448 
Physical characteristics of electronic devices 6448 
I see the things differently. 6448 
Don't waste time being "creative" 6448 
The audiophile attitude 6448 
The where and why of design choices 6448 
Blah blah blah 6448 
Laconic Clarity vs. Comfort vs. Nostalgia 6448 
Do I need to be hissing? 6448 
...associated with lack of neutrality and colorati... 6448 
John Broskie's Partial feedback amplifier 6448 
Randomness vs. freedom and the Homework # 4334 6447 
What is randomness? 6447 
Those least three possibilities… 6447 
Randomness and Music's Prerogative 6447 
It works, … sort of. The revolution is canceled. 6447 
Thorsten Loesch’s article about DHT SETs 6445 
A Beautiful Mind 6444 
Some summary and conclusions from the first phase. 6442 
Second phase: revising requirement for my DHT objectives. 6427 
Tubes for your DHT amp 6427 
Abandoning Milq? 6427 
Will see how it goes.... 6427 
Single-stage Milq vs. Sun Audio VT-2A3 6425 
Topology and 2A3? 6425 
6SN7-2A3 amps? 6425 
Type Casting 6425 
Sun Audio SV-2A3 6425 
6sn7-2a3 6425 
Topology vs parts 6425 
For a DHT amp, you are listening to the power supply 6425 
The vintage tubes syndrome. 6425 
Parts Frenzy 6425 
Too many new sounds 6425 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6424 
New tubes 6423 
Milq bias vs. batery bias 6423 
The batteries are a tricky thing. 6423 
Swimming the ocean at night? 6423 
New 2A3 6423 
To kill of do not kill the capacitor. 6422 
The JJ Electronic amp. 6421 
JJ 2A3 and amp 6421 
Czech tubes 6419 
Single plated vs Double plated? 6419 
Mono plate 2A3 tubes 6419 
I suggested once VT52 tube 6418 
The 800R vs. 1800R vs. 5500R 6418 
YO-186 as the output tube. 6415 
Here she is. 6414 
Some talks about the new production tubes 6410 
New 2A3 tubes 6410 
Some thoughts about one-IHT vs. multiple-DHT 6410 
The Sun Audio with 6E5P 6409 
Multistage DHT circuits 6408 
Wrong tube or wrong topology – here is the question. 6407 
Emission Labs 2A3 6407 
Some comment and questions about then 2A3 talks. 6407 
Which Chinese 2A3? 6407 
OK, for a first time I like the San Audio Kit. 6407 
The YO186 Strip Show 6407 
More on the 2A3 comparisons 6406 
It will be interesting…. 6406 
OPT impedence 6406 
More about the Plate Loading 6406 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6401 
2A3 data 6401 
The New 2A3 tubes 6401 
How many stages I need for 110dB sensitivity, smal... 6401 
How many stages and why... and who makes that 45 o... 6400 
Everything about everything. 6400 
Some very good points... and... possibly more logi... 6400 
Options, options, options.... 6400 
I think we agree overall 6400 
An IDHT with more gain? 6399 
You don't ask for much now, eh? 6399 
2A3 tube impressions 6394 
Interesting analogy 6394 
NOS 2A3 tubes versus new tubes 6394 
Hmmm, let me try this one again... 6394 
Sylvania 2A3 identification 6394 
A picture is worth a thousand micromhos? 6394 
I have more interest in the period tubes 6394 
Why NOS tubes? 6393 
The Holly Ignorance 6393 
Tube tasting 6393 
The cathodes’ flatulence? 6393 
Make mine thoriated please 6393 
Any Germans out there? 6393 
6E5P VS 6E6P 6393 
Vibrations? What do you with them? 6393 
Vibration in tubes and sounds 6393 
UX4 vs UX4ruskie 6392 
Ringing the tubes? I do not know how about that. 6392 
Tube sound and vibration 6392 
The thoughts collection about YO186? 6386 
The lights look green for the YO tube 6385 
"Melquiades" with YO-186. Something like... 6385 
My version of RE-604 and PX4 6384 
The YO186 tube sockets. 6384 
B4/B5 British made 6383 
The YO186’s sockets and prices 6383 
DHT 2A3 amplifier rectification 6382 
My attitude toward tube rectification. 6382 
Tu-be or not Tu-be, seems Tu-be the question. 6381 
It looks like DHT DSET is shaping up. 6380 
The Sylvania 2A3 NOS report 6377 
The Citizen Kane syndrome. 6377 
Sylvania 2A3 in a World without Color 6376 
Are NOS and new manufacture comparing oranges to o... 6376 
That all is incorrect in a way…. 6376 
NOS vs new 2A3 tubes 6376 
The identical operation environment? 6376 
Preferred 2A3 operating point 6376 
The sound of the 2A3 however? 6376 
Circuit modification for 2A3 optimization 6375 
How to get max power from 2A3 6375 
2A3 voltages, loads and realized output power 6375 
Optimal operation of 2A3: an experiment 6375 
Tubes, Whole Circuits, Expectations and Sound 6375 
Gain is not power. 6375 
2A3 amplifier modification & Optimization 6375 
Specialized DSET approach 6375 
6C33/2A3 DSET? 6375 
SET usable power and making the most of it 6375 
The 2A3 loading 6375 
DSET solution for EdgarHorn? 6375 
Optimizing the 2A3 6375 
How much to DSET a DSET 6375 
DSET for Titan 6375 
The Best of All Worlds 6375 
Multiamp setup 6374 
Optimizing the (NOS) 2A3... "KM-style"? 6374 
There are many opportunities, it all depends what ... 6374 
Modifying amplifer to optimize NOS 2A3 performance 6374 
Conceptualizing Melquiades DSET is done 6368 
2A3 and 400V supply 6368 
Pudding and the chicken wires 6367 
Another shot at numbers 6367 
How to cook the "uninformed" anode. 6367 
Okay, so this might work.... 6367 
The DHT Milq DSET, the prebuilt draft. 6367 
Looks good, but.... 6366 
2A3 with slightly lover filament voltage? 6366 
Less is more... usually. 6366 
Where to burn gain? how? and where to get beter st... 6365 
Stepping Out 6365 
Said to be good, but 6365 
Gain to lose 6365 
Why nothing is simple with this damn amp! 6365 
Another idea for losing gain 6365 
What's best 6365 
Options, options... 6365 
Actually, it is not so bad. 6365 
Other compromises... 6364 
Cathode vs. fixed with DHT 6363 
Is it glowing yet? 6343 
It is comming.... 6343 
The new MF channel. 6337 
I started to work on the Milq’s DHT Island. 6336 
Innerstage loading vs. OPT loading. 6328 
The intestage loading talk. 6325 
My playback feels like it is broken. 6320 
1 in 50? 6320 
Yes, it was after PP2000 6320 
Die Walküre soldering. 6319 
The post Die Walküre soldering 6318 
Another amp arond YO186 6317 
Gain? 6317 
The Unexpected problem with DHT Milq. 6317 
Simple is good 6316 
Ok, I am moving forward. 6316 
The Milq DSET is up. 6315 
My DH DSET – 2 days later. 6313 
Here is more data to reconcile. 6313 
Hm, that is interesting and unpleasant so far. 6312 
Ok, what do I want? 6312 
Let Go of Some Conceptual "Restrictions"? 6312 
The Milq DH DSET, the further thoughts in progress. 6312 
Crunching Numbers; Shaping Sound 6312 
How about the tweeter? 6311 
Tweeter Efficiency? 6311 
Safe and Sound 6311 
More mystery with tweeter but still on the subject. 6311 
Some clarifications. 6311 
How about that?!!! 6311 
Further considerations: DC-coupling. 6309 
Head Room 6309 
To kill the mandatory 13dB 6308 
DC coupling and killing 13db and driving 6e5p miller and.... 6308 
I do not think that it might be damaging… 6308 
Again with the PS 6308 
AKA J.C. Morrison’s amp but… 6306 
Parallel Universe 6306 
Melquiades HD MF DSET, Draft13. 6304 
Why I let other people build them... 6304 
Ok, it's going to right direction. 6304 
Ok, it looks already very close…. 6303 
The Loftinish-Whitish, well sort of…. 6300 
MF: the pre-final version. 6300 
Loftin-White? 6300 
Did anyone hear the PX4 amplifiers? 6300 
What Could use Improving at This Point? 6300 
The Milq’s MF front-end is done 6296 
Why I Let Other People Build Them, II 6296 
Define really quiet 6295 
Another variable of sound 6295 
Backlash? 6295 
Alternative filament supplies 6295 
I kind of faced a problem with AC 6295 
Going down the DC path 6294 
It is not about the “whole sound” but about “molec... 6294 
Molecular sound 6294 
AC-DC heater supply 6294 
The Tentlabs are $10 worth PS. 6294 
The unexpected resolution of AC vs. DC quandary. 6294 
The devil is less scared than it depicted. 6294 
Hiss or Hum 6294 
AC transformers 6294 
I have seen the Promised Land 6293 
OK, the choke noise is not a problem anymore 6293 
Ok, it is working fine but… 6292 
Divide and Conquer 6292 
The design phase is over. 6291 
The unexpected insanity! 6290 
Loading 6290 
Looking for inspiring ideas for 'universal' loadin... 6290 
A filaments Sherlock Holmes wanted. 6290 
Going the Distance 6290 
Read the f*** manual! 6290 
Agreed. 6290 
I agree 6290 
The filament transformer 6290 
Center-tap and options 6290 
Something like this…. 6290 
Avoiding "Dial-an-Amp" 6290 
The foreplay is going on. 6290 
Split balance 6289 
Further thoughts about my DH filaments 6289 
The Shuguang 2A3 tubes. 6289 
SHuguang 6289 
Going through…. 6288 
The 2.5V noise vs. 4V noise. 6287 
More about Shuguang 2A3C 6287 
Hum vs voltage 6287 
Meow about the tubes… 6287 
To Be a Content Cat 6287 
Completed! 6284 
Tradition 6284 
Absolutely beautiful! 6284 
The 'film' caps in PS 6283 
Science or religion 6283 
Mass Extinction 6283 
Electrolytics, technology and time 6283 
No more questions about PS capacitors. 6283 
Capacitor choices 6283 
Good time. Welcome back. Thanks God. 6282 
The minor day of Quartets. 6282 
Them's the Breaks 6282 
Eventually! 6281 
So Soon? 6281 
DHT MF channel and 6-ch amp: first conclusions 6281 
All Abuzz about Nothing 6280 
The wire for DC-coupling 6280 
The Dirt on DIY Backlash 6280 
DSET vs. the “better tubes”. 6280 
How to test the DH tubes properly? 6279 
Pairing up tubes for SE use 6278 
The DHT live reserve 6277 
Some interestng models 6277 
Eaten alive. 6277 
The tubey déjà vu? 6276 
The new concept of my output transformer. 6272 
The 4V takes a lead. 6268 
Listening the DH and the striped down version of M... 6265 
I kind of slowly learn what I need. 6265 
More HF from a transformer and DHT? 6263 
Since You Don't Need the Gain 6262 
Exiting the design mode? 6262 
Bye-bye the input divider on MF! 6262 
A few steps back and a gaint leap ahead. 6258 
Single-stage vs. DHT amp. 6257 
Setting up the new Playback 6256 
And the winner is… so far 6253 
If you like type 45... 6253 
Type 45... they're not all the same 6253 
Favorite Flavor? 6253 
The 45 times Meow... 6253 
The problem that I see is… 6253 
Running the 45 6253 
The 10Y...and bye bye Newton 6252 
The commentaries about everything. 6252 
Driver tube and biasing 6252 
DHT drivers 6252 
The ideas are worth trying? 6252 
A question about the polishing the things…. 6248 
The Particular Tube, I'm afraid... 6248 
Driving the 45... cathode first 6247 
ST or Globe; old or new... 6247 
Whatever sticks to the wall as an operation point ... 6247 
The attenuating crap in secondary. 6247 
Operating points and cathode current 6247 
The Burgeoning Opportunities! 6247 
Actually it is not so simple. 6247 
Resistors at the front 6246 
A minor alternation of a position 6246 
The era of enlightenment. 6243 
The devil is in the details.... 6243 
Constructing Sound 6243 
A new view on the DHT evaluation. 6242 
The “strange” YO186 6233 
The dead guy’s lessons. 6188 
2S4S and 2A3 6179 
Ho to use the YO186 6172 
YO 186 fundamental flavor 6172 
The YO-YO tube and "fundamentals" channel 6172 
The live without the YO186, again.... 6170 
Not anymore! 6159 
The very good YoYonisation! 6158 
….above and below two very clean channel. 6157 
The DHT and esoteric imaging deformation. 6144 
DHT, YO186, or??? 6144 
I had no idea how ‘different’ it is. 6091 
The Kazitsky Manufacturing and YO104, some history. 6090 
"Absolution and Eternal Refuge." 6087 
Sofia Electric Type 45 Mesh 6077 
The true association of YO186's Sounds. 5839 
All the Best from Burgundy 5839 
Cheesy tubes 5838 
Me and my DHT references… 5729 
Y0-186 in winter. 5632 
Y0-186 sounds like… 5631 
Rethinking the YO186 tube. 5600 
In My Dreams 5600 
Grunt from type 45? A ridicules comment. 5600 
Blame? 5599 
When good is not good enough. 5599 
45s, Drivers, and 45s 5599 
Hm, that was so simple after all! 5598 
How the YO186 was used. 5182 
What is old is new? 5181 
YO186 vs. type 45. 5180 
The YO186 is gone.... :-( 4729 
That sucks. 4729 
YO186 4727 
Hm, what the hell is going on? 4727 
I do not think that anybody but me would like YO186 4727 
A hallucination? 4724 
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