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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 6560 
One-stage Milq++ and the DHT's alleged tone 6559 
DHT Milq? 6559 
The DHT journey. 6559 
DHT tone 6559 
Well, why not? 6558 
Holding the Fort 6558 
My DHT experiment: Preface 6558 
Input tube and DC heaters 6557 
Reimyo Pat 777 6557 
My DHT experiment: Observations 6553 
DHT or 300B? 6553 
300B 6553 
Talking, perception and the grounds for objectively 6553 
The Wine Via the Wine Glass 6552 
Hence the confusion 6552 
My DHT experiment: some conclusions. 6552 
Reality Reconstruction is not a functionality. 6552 
My experience with DHTs 6552 
Pigmented coloration? 6552 
Dht-dht 6552 
Dynamic viscosity? 6552 
The Pallette preamp... 6552 
If one DHT is good, two must be better? 6552 
"soul" of tubes 6552 
There is a difference... 6552 
Vibration injection? 6552 
Homework # 4334 6552 
The 01A-71A-10Y-45 chain 6552 
Old valves have more soul! 6551 
Was it soul or soil? 6551 
It was just a heading 6551 
Adjustable color: TIMBRE LOCK? 6551 
Neutral or neutral/uncoloured? 6551 
..are lacking in power, dynamics and bandwidth. 6551 
Timbre-Lock. Not quite ready for prime time. 6551 
Injection of analog dither? 6551 
Subliminal signal 6551 
The idea of analog randomanization. 6551 
Okay, what Avicena Power Generator 6551 
I hope you will be hearing about it. 6550 
Avicenna = Arabian 6550 
Persian, not Arab 6550 
The “second solution” - a major disappointment 6550 
More words to describe "sux" please 6550 
Revolution 6550 
The non-melodramatic DHT? 6550 
One-stage DHTs 6549 
One other thing 6549 
One stage 6549 
Brewing, thinking and heating 6549 
Physical characteristics of electronic devices 6549 
I see the things differently. 6549 
Don't waste time being "creative" 6549 
The audiophile attitude 6549 
The where and why of design choices 6549 
Blah blah blah 6549 
Laconic Clarity vs. Comfort vs. Nostalgia 6549 
Do I need to be hissing? 6549 
...associated with lack of neutrality and colorati... 6549 
John Broskie's Partial feedback amplifier 6549 
Randomness vs. freedom and the Homework # 4334 6548 
What is randomness? 6548 
Those least three possibilities… 6548 
Randomness and Music's Prerogative 6548 
It works, … sort of. The revolution is canceled. 6548 
Thorsten Loesch’s article about DHT SETs 6546 
A Beautiful Mind 6545 
Some summary and conclusions from the first phase. 6543 
Second phase: revising requirement for my DHT objectives. 6528 
Tubes for your DHT amp 6528 
Abandoning Milq? 6528 
Will see how it goes.... 6528 
Single-stage Milq vs. Sun Audio VT-2A3 6526 
Topology and 2A3? 6526 
6SN7-2A3 amps? 6526 
Type Casting 6526 
Sun Audio SV-2A3 6526 
6sn7-2a3 6526 
Topology vs parts 6526 
For a DHT amp, you are listening to the power supply 6526 
The vintage tubes syndrome. 6526 
Parts Frenzy 6526 
Too many new sounds 6526 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6525 
New tubes 6524 
Milq bias vs. batery bias 6524 
The batteries are a tricky thing. 6524 
Swimming the ocean at night? 6524 
New 2A3 6524 
To kill of do not kill the capacitor. 6523 
The JJ Electronic amp. 6522 
JJ 2A3 and amp 6522 
Czech tubes 6520 
Single plated vs Double plated? 6520 
Mono plate 2A3 tubes 6520 
I suggested once VT52 tube 6519 
The 800R vs. 1800R vs. 5500R 6519 
YO-186 as the output tube. 6516 
Here she is. 6515 
Some talks about the new production tubes 6511 
New 2A3 tubes 6511 
Some thoughts about one-IHT vs. multiple-DHT 6511 
The Sun Audio with 6E5P 6510 
Multistage DHT circuits 6509 
Wrong tube or wrong topology – here is the question. 6508 
Emission Labs 2A3 6508 
Some comment and questions about then 2A3 talks. 6508 
Which Chinese 2A3? 6508 
OK, for a first time I like the San Audio Kit. 6508 
The YO186 Strip Show 6508 
More on the 2A3 comparisons 6507 
It will be interesting…. 6507 
OPT impedence 6507 
More about the Plate Loading 6507 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6502 
2A3 data 6502 
The New 2A3 tubes 6502 
How many stages I need for 110dB sensitivity, smal... 6502 
How many stages and why... and who makes that 45 o... 6501 
Everything about everything. 6501 
Some very good points... and... possibly more logi... 6501 
Options, options, options.... 6501 
I think we agree overall 6501 
An IDHT with more gain? 6500 
You don't ask for much now, eh? 6500 
2A3 tube impressions 6495 
Interesting analogy 6495 
NOS 2A3 tubes versus new tubes 6495 
Hmmm, let me try this one again... 6495 
Sylvania 2A3 identification 6495 
A picture is worth a thousand micromhos? 6495 
I have more interest in the period tubes 6495 
Why NOS tubes? 6494 
The Holly Ignorance 6494 
Tube tasting 6494 
The cathodes’ flatulence? 6494 
Make mine thoriated please 6494 
Any Germans out there? 6494 
6E5P VS 6E6P 6494 
Vibrations? What do you with them? 6494 
Vibration in tubes and sounds 6494 
UX4 vs UX4ruskie 6493 
Ringing the tubes? I do not know how about that. 6493 
Tube sound and vibration 6493 
The thoughts collection about YO186? 6487 
The lights look green for the YO tube 6486 
"Melquiades" with YO-186. Something like... 6486 
My version of RE-604 and PX4 6485 
The YO186 tube sockets. 6485 
B4/B5 British made 6484 
The YO186’s sockets and prices 6484 
DHT 2A3 amplifier rectification 6483 
My attitude toward tube rectification. 6483 
Tu-be or not Tu-be, seems Tu-be the question. 6482 
It looks like DHT DSET is shaping up. 6481 
The Sylvania 2A3 NOS report 6478 
The Citizen Kane syndrome. 6478 
Sylvania 2A3 in a World without Color 6477 
Are NOS and new manufacture comparing oranges to o... 6477 
That all is incorrect in a way…. 6477 
NOS vs new 2A3 tubes 6477 
The identical operation environment? 6477 
Preferred 2A3 operating point 6477 
The sound of the 2A3 however? 6477 
Circuit modification for 2A3 optimization 6476 
How to get max power from 2A3 6476 
2A3 voltages, loads and realized output power 6476 
Optimal operation of 2A3: an experiment 6476 
Tubes, Whole Circuits, Expectations and Sound 6476 
Gain is not power. 6476 
2A3 amplifier modification & Optimization 6476 
Specialized DSET approach 6476 
6C33/2A3 DSET? 6476 
SET usable power and making the most of it 6476 
The 2A3 loading 6476 
DSET solution for EdgarHorn? 6476 
Optimizing the 2A3 6476 
How much to DSET a DSET 6476 
DSET for Titan 6476 
The Best of All Worlds 6476 
Multiamp setup 6475 
Optimizing the (NOS) 2A3... "KM-style"? 6475 
There are many opportunities, it all depends what ... 6475 
Modifying amplifer to optimize NOS 2A3 performance 6475 
Conceptualizing Melquiades DSET is done 6469 
2A3 and 400V supply 6469 
Pudding and the chicken wires 6468 
Another shot at numbers 6468 
How to cook the "uninformed" anode. 6468 
Okay, so this might work.... 6468 
The DHT Milq DSET, the prebuilt draft. 6468 
Looks good, but.... 6467 
2A3 with slightly lover filament voltage? 6467 
Less is more... usually. 6467 
Where to burn gain? how? and where to get beter st... 6466 
Stepping Out 6466 
Said to be good, but 6466 
Gain to lose 6466 
Why nothing is simple with this damn amp! 6466 
Another idea for losing gain 6466 
What's best 6466 
Options, options... 6466 
Actually, it is not so bad. 6466 
Other compromises... 6465 
Cathode vs. fixed with DHT 6464 
Is it glowing yet? 6444 
It is comming.... 6444 
The new MF channel. 6438 
I started to work on the Milq’s DHT Island. 6437 
Innerstage loading vs. OPT loading. 6429 
The intestage loading talk. 6426 
My playback feels like it is broken. 6421 
1 in 50? 6421 
Yes, it was after PP2000 6421 
Die Walküre soldering. 6420 
The post Die Walküre soldering 6419 
Another amp arond YO186 6418 
Gain? 6418 
The Unexpected problem with DHT Milq. 6418 
Simple is good 6417 
Ok, I am moving forward. 6417 
The Milq DSET is up. 6416 
My DH DSET – 2 days later. 6414 
Here is more data to reconcile. 6414 
Hm, that is interesting and unpleasant so far. 6413 
Ok, what do I want? 6413 
Let Go of Some Conceptual "Restrictions"? 6413 
The Milq DH DSET, the further thoughts in progress. 6413 
Crunching Numbers; Shaping Sound 6413 
How about the tweeter? 6412 
Tweeter Efficiency? 6412 
Safe and Sound 6412 
More mystery with tweeter but still on the subject. 6412 
Some clarifications. 6412 
How about that?!!! 6412 
Further considerations: DC-coupling. 6410 
Head Room 6410 
To kill the mandatory 13dB 6409 
DC coupling and killing 13db and driving 6e5p miller and.... 6409 
I do not think that it might be damaging… 6409 
Again with the PS 6409 
AKA J.C. Morrison’s amp but… 6407 
Parallel Universe 6407 
Melquiades HD MF DSET, Draft13. 6405 
Why I let other people build them... 6405 
Ok, it's going to right direction. 6405 
Ok, it looks already very close…. 6404 
The Loftinish-Whitish, well sort of…. 6401 
MF: the pre-final version. 6401 
Loftin-White? 6401 
Did anyone hear the PX4 amplifiers? 6401 
What Could use Improving at This Point? 6401 
The Milq’s MF front-end is done 6397 
Why I Let Other People Build Them, II 6397 
Define really quiet 6396 
Another variable of sound 6396 
Backlash? 6396 
Alternative filament supplies 6396 
I kind of faced a problem with AC 6396 
Going down the DC path 6395 
It is not about the “whole sound” but about “molec... 6395 
Molecular sound 6395 
AC-DC heater supply 6395 
The Tentlabs are $10 worth PS. 6395 
The unexpected resolution of AC vs. DC quandary. 6395 
The devil is less scared than it depicted. 6395 
Hiss or Hum 6395 
AC transformers 6395 
I have seen the Promised Land 6394 
OK, the choke noise is not a problem anymore 6394 
Ok, it is working fine but… 6393 
Divide and Conquer 6393 
The design phase is over. 6392 
The unexpected insanity! 6391 
Loading 6391 
Looking for inspiring ideas for 'universal' loadin... 6391 
A filaments Sherlock Holmes wanted. 6391 
Going the Distance 6391 
Read the f*** manual! 6391 
Agreed. 6391 
I agree 6391 
The filament transformer 6391 
Center-tap and options 6391 
Something like this…. 6391 
Avoiding "Dial-an-Amp" 6391 
The foreplay is going on. 6391 
Split balance 6390 
Further thoughts about my DH filaments 6390 
The Shuguang 2A3 tubes. 6390 
SHuguang 6390 
Going through…. 6389 
The 2.5V noise vs. 4V noise. 6388 
More about Shuguang 2A3C 6388 
Hum vs voltage 6388 
Meow about the tubes… 6388 
To Be a Content Cat 6388 
Completed! 6385 
Tradition 6385 
Absolutely beautiful! 6385 
The 'film' caps in PS 6384 
Science or religion 6384 
Mass Extinction 6384 
Electrolytics, technology and time 6384 
No more questions about PS capacitors. 6384 
Capacitor choices 6384 
Good time. Welcome back. Thanks God. 6383 
The minor day of Quartets. 6383 
Them's the Breaks 6383 
Eventually! 6382 
So Soon? 6382 
DHT MF channel and 6-ch amp: first conclusions 6382 
All Abuzz about Nothing 6381 
The wire for DC-coupling 6381 
The Dirt on DIY Backlash 6381 
DSET vs. the “better tubes”. 6381 
How to test the DH tubes properly? 6380 
Pairing up tubes for SE use 6379 
The DHT live reserve 6378 
Some interestng models 6378 
Eaten alive. 6378 
The tubey déjà vu? 6377 
The new concept of my output transformer. 6373 
The 4V takes a lead. 6369 
Listening the DH and the striped down version of M... 6366 
I kind of slowly learn what I need. 6366 
More HF from a transformer and DHT? 6364 
Since You Don't Need the Gain 6363 
Exiting the design mode? 6363 
Bye-bye the input divider on MF! 6363 
A few steps back and a gaint leap ahead. 6359 
Single-stage vs. DHT amp. 6358 
Setting up the new Playback 6357 
And the winner is… so far 6354 
If you like type 45... 6354 
Type 45... they're not all the same 6354 
Favorite Flavor? 6354 
The 45 times Meow... 6354 
The problem that I see is… 6354 
Running the 45 6354 
The 10Y...and bye bye Newton 6353 
The commentaries about everything. 6353 
Driver tube and biasing 6353 
DHT drivers 6353 
The ideas are worth trying? 6353 
A question about the polishing the things…. 6349 
The Particular Tube, I'm afraid... 6349 
Driving the 45... cathode first 6348 
ST or Globe; old or new... 6348 
Whatever sticks to the wall as an operation point ... 6348 
The attenuating crap in secondary. 6348 
Operating points and cathode current 6348 
The Burgeoning Opportunities! 6348 
Actually it is not so simple. 6348 
Resistors at the front 6347 
A minor alternation of a position 6347 
The era of enlightenment. 6344 
The devil is in the details.... 6344 
Constructing Sound 6344 
A new view on the DHT evaluation. 6343 
The “strange” YO186 6334 
The dead guy’s lessons. 6289 
2S4S and 2A3 6280 
Ho to use the YO186 6273 
YO 186 fundamental flavor 6273 
The YO-YO tube and "fundamentals" channel 6273 
The live without the YO186, again.... 6271 
Not anymore! 6260 
The very good YoYonisation! 6259 
….above and below two very clean channel. 6258 
The DHT and esoteric imaging deformation. 6245 
DHT, YO186, or??? 6245 
I had no idea how ‘different’ it is. 6192 
The Kazitsky Manufacturing and YO104, some history. 6191 
"Absolution and Eternal Refuge." 6188 
Sofia Electric Type 45 Mesh 6178 
The true association of YO186's Sounds. 5940 
All the Best from Burgundy 5940 
Cheesy tubes 5939 
Me and my DHT references… 5830 
Y0-186 in winter. 5733 
Y0-186 sounds like… 5732 
Rethinking the YO186 tube. 5701 
In My Dreams 5701 
Grunt from type 45? A ridicules comment. 5701 
Blame? 5700 
When good is not good enough. 5700 
45s, Drivers, and 45s 5700 
Hm, that was so simple after all! 5699 
How the YO186 was used. 5283 
What is old is new? 5282 
YO186 vs. type 45. 5281 
The YO186 is gone.... :-( 4830 
That sucks. 4830 
YO186 4828 
Hm, what the hell is going on? 4828 
I do not think that anybody but me would like YO186 4828 
A hallucination? 4825 
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