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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

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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 6542 
One-stage Milq++ and the DHT's alleged tone 6541 
DHT Milq? 6541 
The DHT journey. 6541 
DHT tone 6541 
Well, why not? 6540 
Holding the Fort 6540 
My DHT experiment: Preface 6540 
Input tube and DC heaters 6539 
Reimyo Pat 777 6539 
My DHT experiment: Observations 6535 
DHT or 300B? 6535 
300B 6535 
Talking, perception and the grounds for objectively 6535 
The Wine Via the Wine Glass 6534 
Hence the confusion 6534 
My DHT experiment: some conclusions. 6534 
Reality Reconstruction is not a functionality. 6534 
My experience with DHTs 6534 
Pigmented coloration? 6534 
Dht-dht 6534 
Dynamic viscosity? 6534 
The Pallette preamp... 6534 
If one DHT is good, two must be better? 6534 
"soul" of tubes 6534 
There is a difference... 6534 
Vibration injection? 6534 
Homework # 4334 6534 
The 01A-71A-10Y-45 chain 6534 
Old valves have more soul! 6533 
Was it soul or soil? 6533 
It was just a heading 6533 
Adjustable color: TIMBRE LOCK? 6533 
Neutral or neutral/uncoloured? 6533 
..are lacking in power, dynamics and bandwidth. 6533 
Timbre-Lock. Not quite ready for prime time. 6533 
Injection of analog dither? 6533 
Subliminal signal 6533 
The idea of analog randomanization. 6533 
Okay, what Avicena Power Generator 6533 
I hope you will be hearing about it. 6532 
Avicenna = Arabian 6532 
Persian, not Arab 6532 
The “second solution” - a major disappointment 6532 
More words to describe "sux" please 6532 
Revolution 6532 
The non-melodramatic DHT? 6532 
One-stage DHTs 6531 
One other thing 6531 
One stage 6531 
Brewing, thinking and heating 6531 
Physical characteristics of electronic devices 6531 
I see the things differently. 6531 
Don't waste time being "creative" 6531 
The audiophile attitude 6531 
The where and why of design choices 6531 
Blah blah blah 6531 
Laconic Clarity vs. Comfort vs. Nostalgia 6531 
Do I need to be hissing? 6531 
...associated with lack of neutrality and colorati... 6531 
John Broskie's Partial feedback amplifier 6531 
Randomness vs. freedom and the Homework # 4334 6530 
What is randomness? 6530 
Those least three possibilities… 6530 
Randomness and Music's Prerogative 6530 
It works, … sort of. The revolution is canceled. 6530 
Thorsten Loesch’s article about DHT SETs 6528 
A Beautiful Mind 6527 
Some summary and conclusions from the first phase. 6525 
Second phase: revising requirement for my DHT objectives. 6510 
Tubes for your DHT amp 6510 
Abandoning Milq? 6510 
Will see how it goes.... 6510 
Single-stage Milq vs. Sun Audio VT-2A3 6508 
Topology and 2A3? 6508 
6SN7-2A3 amps? 6508 
Type Casting 6508 
Sun Audio SV-2A3 6508 
6sn7-2a3 6508 
Topology vs parts 6508 
For a DHT amp, you are listening to the power supply 6508 
The vintage tubes syndrome. 6508 
Parts Frenzy 6508 
Too many new sounds 6508 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6507 
New tubes 6506 
Milq bias vs. batery bias 6506 
The batteries are a tricky thing. 6506 
Swimming the ocean at night? 6506 
New 2A3 6506 
To kill of do not kill the capacitor. 6505 
The JJ Electronic amp. 6504 
JJ 2A3 and amp 6504 
Czech tubes 6502 
Single plated vs Double plated? 6502 
Mono plate 2A3 tubes 6502 
I suggested once VT52 tube 6501 
The 800R vs. 1800R vs. 5500R 6501 
YO-186 as the output tube. 6498 
Here she is. 6497 
Some talks about the new production tubes 6493 
New 2A3 tubes 6493 
Some thoughts about one-IHT vs. multiple-DHT 6493 
The Sun Audio with 6E5P 6492 
Multistage DHT circuits 6491 
Wrong tube or wrong topology – here is the question. 6490 
Emission Labs 2A3 6490 
Some comment and questions about then 2A3 talks. 6490 
Which Chinese 2A3? 6490 
OK, for a first time I like the San Audio Kit. 6490 
The YO186 Strip Show 6490 
More on the 2A3 comparisons 6489 
It will be interesting…. 6489 
OPT impedence 6489 
More about the Plate Loading 6489 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6484 
2A3 data 6484 
The New 2A3 tubes 6484 
How many stages I need for 110dB sensitivity, smal... 6484 
How many stages and why... and who makes that 45 o... 6483 
Everything about everything. 6483 
Some very good points... and... possibly more logi... 6483 
Options, options, options.... 6483 
I think we agree overall 6483 
An IDHT with more gain? 6482 
You don't ask for much now, eh? 6482 
2A3 tube impressions 6477 
Interesting analogy 6477 
NOS 2A3 tubes versus new tubes 6477 
Hmmm, let me try this one again... 6477 
Sylvania 2A3 identification 6477 
A picture is worth a thousand micromhos? 6477 
I have more interest in the period tubes 6477 
Why NOS tubes? 6476 
The Holly Ignorance 6476 
Tube tasting 6476 
The cathodes’ flatulence? 6476 
Make mine thoriated please 6476 
Any Germans out there? 6476 
6E5P VS 6E6P 6476 
Vibrations? What do you with them? 6476 
Vibration in tubes and sounds 6476 
UX4 vs UX4ruskie 6475 
Ringing the tubes? I do not know how about that. 6475 
Tube sound and vibration 6475 
The thoughts collection about YO186? 6469 
The lights look green for the YO tube 6468 
"Melquiades" with YO-186. Something like... 6468 
My version of RE-604 and PX4 6467 
The YO186 tube sockets. 6467 
B4/B5 British made 6466 
The YO186’s sockets and prices 6466 
DHT 2A3 amplifier rectification 6465 
My attitude toward tube rectification. 6465 
Tu-be or not Tu-be, seems Tu-be the question. 6464 
It looks like DHT DSET is shaping up. 6463 
The Sylvania 2A3 NOS report 6460 
The Citizen Kane syndrome. 6460 
Sylvania 2A3 in a World without Color 6459 
Are NOS and new manufacture comparing oranges to o... 6459 
That all is incorrect in a way…. 6459 
NOS vs new 2A3 tubes 6459 
The identical operation environment? 6459 
Preferred 2A3 operating point 6459 
The sound of the 2A3 however? 6459 
Circuit modification for 2A3 optimization 6458 
How to get max power from 2A3 6458 
2A3 voltages, loads and realized output power 6458 
Optimal operation of 2A3: an experiment 6458 
Tubes, Whole Circuits, Expectations and Sound 6458 
Gain is not power. 6458 
2A3 amplifier modification & Optimization 6458 
Specialized DSET approach 6458 
6C33/2A3 DSET? 6458 
SET usable power and making the most of it 6458 
The 2A3 loading 6458 
DSET solution for EdgarHorn? 6458 
Optimizing the 2A3 6458 
How much to DSET a DSET 6458 
DSET for Titan 6458 
The Best of All Worlds 6458 
Multiamp setup 6457 
Optimizing the (NOS) 2A3... "KM-style"? 6457 
There are many opportunities, it all depends what ... 6457 
Modifying amplifer to optimize NOS 2A3 performance 6457 
Conceptualizing Melquiades DSET is done 6451 
2A3 and 400V supply 6451 
Pudding and the chicken wires 6450 
Another shot at numbers 6450 
How to cook the "uninformed" anode. 6450 
Okay, so this might work.... 6450 
The DHT Milq DSET, the prebuilt draft. 6450 
Looks good, but.... 6449 
2A3 with slightly lover filament voltage? 6449 
Less is more... usually. 6449 
Where to burn gain? how? and where to get beter st... 6448 
Stepping Out 6448 
Said to be good, but 6448 
Gain to lose 6448 
Why nothing is simple with this damn amp! 6448 
Another idea for losing gain 6448 
What's best 6448 
Options, options... 6448 
Actually, it is not so bad. 6448 
Other compromises... 6447 
Cathode vs. fixed with DHT 6446 
Is it glowing yet? 6426 
It is comming.... 6426 
The new MF channel. 6420 
I started to work on the Milq’s DHT Island. 6419 
Innerstage loading vs. OPT loading. 6411 
The intestage loading talk. 6408 
My playback feels like it is broken. 6403 
1 in 50? 6403 
Yes, it was after PP2000 6403 
Die Walküre soldering. 6402 
The post Die Walküre soldering 6401 
Another amp arond YO186 6400 
Gain? 6400 
The Unexpected problem with DHT Milq. 6400 
Simple is good 6399 
Ok, I am moving forward. 6399 
The Milq DSET is up. 6398 
My DH DSET – 2 days later. 6396 
Here is more data to reconcile. 6396 
Hm, that is interesting and unpleasant so far. 6395 
Ok, what do I want? 6395 
Let Go of Some Conceptual "Restrictions"? 6395 
The Milq DH DSET, the further thoughts in progress. 6395 
Crunching Numbers; Shaping Sound 6395 
How about the tweeter? 6394 
Tweeter Efficiency? 6394 
Safe and Sound 6394 
More mystery with tweeter but still on the subject. 6394 
Some clarifications. 6394 
How about that?!!! 6394 
Further considerations: DC-coupling. 6392 
Head Room 6392 
To kill the mandatory 13dB 6391 
DC coupling and killing 13db and driving 6e5p miller and.... 6391 
I do not think that it might be damaging… 6391 
Again with the PS 6391 
AKA J.C. Morrison’s amp but… 6389 
Parallel Universe 6389 
Melquiades HD MF DSET, Draft13. 6387 
Why I let other people build them... 6387 
Ok, it's going to right direction. 6387 
Ok, it looks already very close…. 6386 
The Loftinish-Whitish, well sort of…. 6383 
MF: the pre-final version. 6383 
Loftin-White? 6383 
Did anyone hear the PX4 amplifiers? 6383 
What Could use Improving at This Point? 6383 
The Milq’s MF front-end is done 6379 
Why I Let Other People Build Them, II 6379 
Define really quiet 6378 
Another variable of sound 6378 
Backlash? 6378 
Alternative filament supplies 6378 
I kind of faced a problem with AC 6378 
Going down the DC path 6377 
It is not about the “whole sound” but about “molec... 6377 
Molecular sound 6377 
AC-DC heater supply 6377 
The Tentlabs are $10 worth PS. 6377 
The unexpected resolution of AC vs. DC quandary. 6377 
The devil is less scared than it depicted. 6377 
Hiss or Hum 6377 
AC transformers 6377 
I have seen the Promised Land 6376 
OK, the choke noise is not a problem anymore 6376 
Ok, it is working fine but… 6375 
Divide and Conquer 6375 
The design phase is over. 6374 
The unexpected insanity! 6373 
Loading 6373 
Looking for inspiring ideas for 'universal' loadin... 6373 
A filaments Sherlock Holmes wanted. 6373 
Going the Distance 6373 
Read the f*** manual! 6373 
Agreed. 6373 
I agree 6373 
The filament transformer 6373 
Center-tap and options 6373 
Something like this…. 6373 
Avoiding "Dial-an-Amp" 6373 
The foreplay is going on. 6373 
Split balance 6372 
Further thoughts about my DH filaments 6372 
The Shuguang 2A3 tubes. 6372 
SHuguang 6372 
Going through…. 6371 
The 2.5V noise vs. 4V noise. 6370 
More about Shuguang 2A3C 6370 
Hum vs voltage 6370 
Meow about the tubes… 6370 
To Be a Content Cat 6370 
Completed! 6367 
Tradition 6367 
Absolutely beautiful! 6367 
The 'film' caps in PS 6366 
Science or religion 6366 
Mass Extinction 6366 
Electrolytics, technology and time 6366 
No more questions about PS capacitors. 6366 
Capacitor choices 6366 
Good time. Welcome back. Thanks God. 6365 
The minor day of Quartets. 6365 
Them's the Breaks 6365 
Eventually! 6364 
So Soon? 6364 
DHT MF channel and 6-ch amp: first conclusions 6364 
All Abuzz about Nothing 6363 
The wire for DC-coupling 6363 
The Dirt on DIY Backlash 6363 
DSET vs. the “better tubes”. 6363 
How to test the DH tubes properly? 6362 
Pairing up tubes for SE use 6361 
The DHT live reserve 6360 
Some interestng models 6360 
Eaten alive. 6360 
The tubey déjà vu? 6359 
The new concept of my output transformer. 6355 
The 4V takes a lead. 6351 
Listening the DH and the striped down version of M... 6348 
I kind of slowly learn what I need. 6348 
More HF from a transformer and DHT? 6346 
Since You Don't Need the Gain 6345 
Exiting the design mode? 6345 
Bye-bye the input divider on MF! 6345 
A few steps back and a gaint leap ahead. 6341 
Single-stage vs. DHT amp. 6340 
Setting up the new Playback 6339 
And the winner is… so far 6336 
If you like type 45... 6336 
Type 45... they're not all the same 6336 
Favorite Flavor? 6336 
The 45 times Meow... 6336 
The problem that I see is… 6336 
Running the 45 6336 
The 10Y...and bye bye Newton 6335 
The commentaries about everything. 6335 
Driver tube and biasing 6335 
DHT drivers 6335 
The ideas are worth trying? 6335 
A question about the polishing the things…. 6331 
The Particular Tube, I'm afraid... 6331 
Driving the 45... cathode first 6330 
ST or Globe; old or new... 6330 
Whatever sticks to the wall as an operation point ... 6330 
The attenuating crap in secondary. 6330 
Operating points and cathode current 6330 
The Burgeoning Opportunities! 6330 
Actually it is not so simple. 6330 
Resistors at the front 6329 
A minor alternation of a position 6329 
The era of enlightenment. 6326 
The devil is in the details.... 6326 
Constructing Sound 6326 
A new view on the DHT evaluation. 6325 
The “strange” YO186 6316 
The dead guy’s lessons. 6271 
2S4S and 2A3 6262 
Ho to use the YO186 6255 
YO 186 fundamental flavor 6255 
The YO-YO tube and "fundamentals" channel 6255 
The live without the YO186, again.... 6253 
Not anymore! 6242 
The very good YoYonisation! 6241 
….above and below two very clean channel. 6240 
The DHT and esoteric imaging deformation. 6227 
DHT, YO186, or??? 6227 
I had no idea how ‘different’ it is. 6174 
The Kazitsky Manufacturing and YO104, some history. 6173 
"Absolution and Eternal Refuge." 6170 
Sofia Electric Type 45 Mesh 6160 
The true association of YO186's Sounds. 5922 
All the Best from Burgundy 5922 
Cheesy tubes 5921 
Me and my DHT references… 5812 
Y0-186 in winter. 5715 
Y0-186 sounds like… 5714 
Rethinking the YO186 tube. 5683 
In My Dreams 5683 
Grunt from type 45? A ridicules comment. 5683 
Blame? 5682 
When good is not good enough. 5682 
45s, Drivers, and 45s 5682 
Hm, that was so simple after all! 5681 
How the YO186 was used. 5265 
What is old is new? 5264 
YO186 vs. type 45. 5263 
The YO186 is gone.... :-( 4812 
That sucks. 4812 
YO186 4810 
Hm, what the hell is going on? 4810 
I do not think that anybody but me would like YO186 4810 
A hallucination? 4807 
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