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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 6536 
One-stage Milq++ and the DHT's alleged tone 6535 
DHT Milq? 6535 
The DHT journey. 6535 
DHT tone 6535 
Well, why not? 6534 
Holding the Fort 6534 
My DHT experiment: Preface 6534 
Input tube and DC heaters 6533 
Reimyo Pat 777 6533 
My DHT experiment: Observations 6529 
DHT or 300B? 6529 
300B 6529 
Talking, perception and the grounds for objectively 6529 
The Wine Via the Wine Glass 6528 
Hence the confusion 6528 
My DHT experiment: some conclusions. 6528 
Reality Reconstruction is not a functionality. 6528 
My experience with DHTs 6528 
Pigmented coloration? 6528 
Dht-dht 6528 
Dynamic viscosity? 6528 
The Pallette preamp... 6528 
If one DHT is good, two must be better? 6528 
"soul" of tubes 6528 
There is a difference... 6528 
Vibration injection? 6528 
Homework # 4334 6528 
The 01A-71A-10Y-45 chain 6528 
Old valves have more soul! 6527 
Was it soul or soil? 6527 
It was just a heading 6527 
Adjustable color: TIMBRE LOCK? 6527 
Neutral or neutral/uncoloured? 6527 
..are lacking in power, dynamics and bandwidth. 6527 
Timbre-Lock. Not quite ready for prime time. 6527 
Injection of analog dither? 6527 
Subliminal signal 6527 
The idea of analog randomanization. 6527 
Okay, what Avicena Power Generator 6527 
I hope you will be hearing about it. 6526 
Avicenna = Arabian 6526 
Persian, not Arab 6526 
The “second solution” - a major disappointment 6526 
More words to describe "sux" please 6526 
Revolution 6526 
The non-melodramatic DHT? 6526 
One-stage DHTs 6525 
One other thing 6525 
One stage 6525 
Brewing, thinking and heating 6525 
Physical characteristics of electronic devices 6525 
I see the things differently. 6525 
Don't waste time being "creative" 6525 
The audiophile attitude 6525 
The where and why of design choices 6525 
Blah blah blah 6525 
Laconic Clarity vs. Comfort vs. Nostalgia 6525 
Do I need to be hissing? 6525 
...associated with lack of neutrality and colorati... 6525 
John Broskie's Partial feedback amplifier 6525 
Randomness vs. freedom and the Homework # 4334 6524 
What is randomness? 6524 
Those least three possibilities… 6524 
Randomness and Music's Prerogative 6524 
It works, … sort of. The revolution is canceled. 6524 
Thorsten Loesch’s article about DHT SETs 6522 
A Beautiful Mind 6521 
Some summary and conclusions from the first phase. 6519 
Second phase: revising requirement for my DHT objectives. 6504 
Tubes for your DHT amp 6504 
Abandoning Milq? 6504 
Will see how it goes.... 6504 
Single-stage Milq vs. Sun Audio VT-2A3 6502 
Topology and 2A3? 6502 
6SN7-2A3 amps? 6502 
Type Casting 6502 
Sun Audio SV-2A3 6502 
6sn7-2a3 6502 
Topology vs parts 6502 
For a DHT amp, you are listening to the power supply 6502 
The vintage tubes syndrome. 6502 
Parts Frenzy 6502 
Too many new sounds 6502 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6501 
New tubes 6500 
Milq bias vs. batery bias 6500 
The batteries are a tricky thing. 6500 
Swimming the ocean at night? 6500 
New 2A3 6500 
To kill of do not kill the capacitor. 6499 
The JJ Electronic amp. 6498 
JJ 2A3 and amp 6498 
Czech tubes 6496 
Single plated vs Double plated? 6496 
Mono plate 2A3 tubes 6496 
I suggested once VT52 tube 6495 
The 800R vs. 1800R vs. 5500R 6495 
YO-186 as the output tube. 6492 
Here she is. 6491 
Some talks about the new production tubes 6487 
New 2A3 tubes 6487 
Some thoughts about one-IHT vs. multiple-DHT 6487 
The Sun Audio with 6E5P 6486 
Multistage DHT circuits 6485 
Wrong tube or wrong topology – here is the question. 6484 
Emission Labs 2A3 6484 
Some comment and questions about then 2A3 talks. 6484 
Which Chinese 2A3? 6484 
OK, for a first time I like the San Audio Kit. 6484 
The YO186 Strip Show 6484 
More on the 2A3 comparisons 6483 
It will be interesting…. 6483 
OPT impedence 6483 
More about the Plate Loading 6483 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6478 
2A3 data 6478 
The New 2A3 tubes 6478 
How many stages I need for 110dB sensitivity, smal... 6478 
How many stages and why... and who makes that 45 o... 6477 
Everything about everything. 6477 
Some very good points... and... possibly more logi... 6477 
Options, options, options.... 6477 
I think we agree overall 6477 
An IDHT with more gain? 6476 
You don't ask for much now, eh? 6476 
2A3 tube impressions 6471 
Interesting analogy 6471 
NOS 2A3 tubes versus new tubes 6471 
Hmmm, let me try this one again... 6471 
Sylvania 2A3 identification 6471 
A picture is worth a thousand micromhos? 6471 
I have more interest in the period tubes 6471 
Why NOS tubes? 6470 
The Holly Ignorance 6470 
Tube tasting 6470 
The cathodes’ flatulence? 6470 
Make mine thoriated please 6470 
Any Germans out there? 6470 
6E5P VS 6E6P 6470 
Vibrations? What do you with them? 6470 
Vibration in tubes and sounds 6470 
UX4 vs UX4ruskie 6469 
Ringing the tubes? I do not know how about that. 6469 
Tube sound and vibration 6469 
The thoughts collection about YO186? 6463 
The lights look green for the YO tube 6462 
"Melquiades" with YO-186. Something like... 6462 
My version of RE-604 and PX4 6461 
The YO186 tube sockets. 6461 
B4/B5 British made 6460 
The YO186’s sockets and prices 6460 
DHT 2A3 amplifier rectification 6459 
My attitude toward tube rectification. 6459 
Tu-be or not Tu-be, seems Tu-be the question. 6458 
It looks like DHT DSET is shaping up. 6457 
The Sylvania 2A3 NOS report 6454 
The Citizen Kane syndrome. 6454 
Sylvania 2A3 in a World without Color 6453 
Are NOS and new manufacture comparing oranges to o... 6453 
That all is incorrect in a way…. 6453 
NOS vs new 2A3 tubes 6453 
The identical operation environment? 6453 
Preferred 2A3 operating point 6453 
The sound of the 2A3 however? 6453 
Circuit modification for 2A3 optimization 6452 
How to get max power from 2A3 6452 
2A3 voltages, loads and realized output power 6452 
Optimal operation of 2A3: an experiment 6452 
Tubes, Whole Circuits, Expectations and Sound 6452 
Gain is not power. 6452 
2A3 amplifier modification & Optimization 6452 
Specialized DSET approach 6452 
6C33/2A3 DSET? 6452 
SET usable power and making the most of it 6452 
The 2A3 loading 6452 
DSET solution for EdgarHorn? 6452 
Optimizing the 2A3 6452 
How much to DSET a DSET 6452 
DSET for Titan 6452 
The Best of All Worlds 6452 
Multiamp setup 6451 
Optimizing the (NOS) 2A3... "KM-style"? 6451 
There are many opportunities, it all depends what ... 6451 
Modifying amplifer to optimize NOS 2A3 performance 6451 
Conceptualizing Melquiades DSET is done 6445 
2A3 and 400V supply 6445 
Pudding and the chicken wires 6444 
Another shot at numbers 6444 
How to cook the "uninformed" anode. 6444 
Okay, so this might work.... 6444 
The DHT Milq DSET, the prebuilt draft. 6444 
Looks good, but.... 6443 
2A3 with slightly lover filament voltage? 6443 
Less is more... usually. 6443 
Where to burn gain? how? and where to get beter st... 6442 
Stepping Out 6442 
Said to be good, but 6442 
Gain to lose 6442 
Why nothing is simple with this damn amp! 6442 
Another idea for losing gain 6442 
What's best 6442 
Options, options... 6442 
Actually, it is not so bad. 6442 
Other compromises... 6441 
Cathode vs. fixed with DHT 6440 
Is it glowing yet? 6420 
It is comming.... 6420 
The new MF channel. 6414 
I started to work on the Milq’s DHT Island. 6413 
Innerstage loading vs. OPT loading. 6405 
The intestage loading talk. 6402 
My playback feels like it is broken. 6397 
1 in 50? 6397 
Yes, it was after PP2000 6397 
Die Walküre soldering. 6396 
The post Die Walküre soldering 6395 
Another amp arond YO186 6394 
Gain? 6394 
The Unexpected problem with DHT Milq. 6394 
Simple is good 6393 
Ok, I am moving forward. 6393 
The Milq DSET is up. 6392 
My DH DSET – 2 days later. 6390 
Here is more data to reconcile. 6390 
Hm, that is interesting and unpleasant so far. 6389 
Ok, what do I want? 6389 
Let Go of Some Conceptual "Restrictions"? 6389 
The Milq DH DSET, the further thoughts in progress. 6389 
Crunching Numbers; Shaping Sound 6389 
How about the tweeter? 6388 
Tweeter Efficiency? 6388 
Safe and Sound 6388 
More mystery with tweeter but still on the subject. 6388 
Some clarifications. 6388 
How about that?!!! 6388 
Further considerations: DC-coupling. 6386 
Head Room 6386 
To kill the mandatory 13dB 6385 
DC coupling and killing 13db and driving 6e5p miller and.... 6385 
I do not think that it might be damaging… 6385 
Again with the PS 6385 
AKA J.C. Morrison’s amp but… 6383 
Parallel Universe 6383 
Melquiades HD MF DSET, Draft13. 6381 
Why I let other people build them... 6381 
Ok, it's going to right direction. 6381 
Ok, it looks already very close…. 6380 
The Loftinish-Whitish, well sort of…. 6377 
MF: the pre-final version. 6377 
Loftin-White? 6377 
Did anyone hear the PX4 amplifiers? 6377 
What Could use Improving at This Point? 6377 
The Milq’s MF front-end is done 6373 
Why I Let Other People Build Them, II 6373 
Define really quiet 6372 
Another variable of sound 6372 
Backlash? 6372 
Alternative filament supplies 6372 
I kind of faced a problem with AC 6372 
Going down the DC path 6371 
It is not about the “whole sound” but about “molec... 6371 
Molecular sound 6371 
AC-DC heater supply 6371 
The Tentlabs are $10 worth PS. 6371 
The unexpected resolution of AC vs. DC quandary. 6371 
The devil is less scared than it depicted. 6371 
Hiss or Hum 6371 
AC transformers 6371 
I have seen the Promised Land 6370 
OK, the choke noise is not a problem anymore 6370 
Ok, it is working fine but… 6369 
Divide and Conquer 6369 
The design phase is over. 6368 
The unexpected insanity! 6367 
Loading 6367 
Looking for inspiring ideas for 'universal' loadin... 6367 
A filaments Sherlock Holmes wanted. 6367 
Going the Distance 6367 
Read the f*** manual! 6367 
Agreed. 6367 
I agree 6367 
The filament transformer 6367 
Center-tap and options 6367 
Something like this…. 6367 
Avoiding "Dial-an-Amp" 6367 
The foreplay is going on. 6367 
Split balance 6366 
Further thoughts about my DH filaments 6366 
The Shuguang 2A3 tubes. 6366 
SHuguang 6366 
Going through…. 6365 
The 2.5V noise vs. 4V noise. 6364 
More about Shuguang 2A3C 6364 
Hum vs voltage 6364 
Meow about the tubes… 6364 
To Be a Content Cat 6364 
Completed! 6361 
Tradition 6361 
Absolutely beautiful! 6361 
The 'film' caps in PS 6360 
Science or religion 6360 
Mass Extinction 6360 
Electrolytics, technology and time 6360 
No more questions about PS capacitors. 6360 
Capacitor choices 6360 
Good time. Welcome back. Thanks God. 6359 
The minor day of Quartets. 6359 
Them's the Breaks 6359 
Eventually! 6358 
So Soon? 6358 
DHT MF channel and 6-ch amp: first conclusions 6358 
All Abuzz about Nothing 6357 
The wire for DC-coupling 6357 
The Dirt on DIY Backlash 6357 
DSET vs. the “better tubes”. 6357 
How to test the DH tubes properly? 6356 
Pairing up tubes for SE use 6355 
The DHT live reserve 6354 
Some interestng models 6354 
Eaten alive. 6354 
The tubey déjà vu? 6353 
The new concept of my output transformer. 6349 
The 4V takes a lead. 6345 
Listening the DH and the striped down version of M... 6342 
I kind of slowly learn what I need. 6342 
More HF from a transformer and DHT? 6340 
Since You Don't Need the Gain 6339 
Exiting the design mode? 6339 
Bye-bye the input divider on MF! 6339 
A few steps back and a gaint leap ahead. 6335 
Single-stage vs. DHT amp. 6334 
Setting up the new Playback 6333 
And the winner is… so far 6330 
If you like type 45... 6330 
Type 45... they're not all the same 6330 
Favorite Flavor? 6330 
The 45 times Meow... 6330 
The problem that I see is… 6330 
Running the 45 6330 
The 10Y...and bye bye Newton 6329 
The commentaries about everything. 6329 
Driver tube and biasing 6329 
DHT drivers 6329 
The ideas are worth trying? 6329 
A question about the polishing the things…. 6325 
The Particular Tube, I'm afraid... 6325 
Driving the 45... cathode first 6324 
ST or Globe; old or new... 6324 
Whatever sticks to the wall as an operation point ... 6324 
The attenuating crap in secondary. 6324 
Operating points and cathode current 6324 
The Burgeoning Opportunities! 6324 
Actually it is not so simple. 6324 
Resistors at the front 6323 
A minor alternation of a position 6323 
The era of enlightenment. 6320 
The devil is in the details.... 6320 
Constructing Sound 6320 
A new view on the DHT evaluation. 6319 
The “strange” YO186 6310 
The dead guy’s lessons. 6265 
2S4S and 2A3 6256 
Ho to use the YO186 6249 
YO 186 fundamental flavor 6249 
The YO-YO tube and "fundamentals" channel 6249 
The live without the YO186, again.... 6247 
Not anymore! 6236 
The very good YoYonisation! 6235 
….above and below two very clean channel. 6234 
The DHT and esoteric imaging deformation. 6221 
DHT, YO186, or??? 6221 
I had no idea how ‘different’ it is. 6168 
The Kazitsky Manufacturing and YO104, some history. 6167 
"Absolution and Eternal Refuge." 6164 
Sofia Electric Type 45 Mesh 6154 
The true association of YO186's Sounds. 5916 
All the Best from Burgundy 5916 
Cheesy tubes 5915 
Me and my DHT references… 5806 
Y0-186 in winter. 5709 
Y0-186 sounds like… 5708 
Rethinking the YO186 tube. 5677 
In My Dreams 5677 
Grunt from type 45? A ridicules comment. 5677 
Blame? 5676 
When good is not good enough. 5676 
45s, Drivers, and 45s 5676 
Hm, that was so simple after all! 5675 
How the YO186 was used. 5259 
What is old is new? 5258 
YO186 vs. type 45. 5257 
The YO186 is gone.... :-( 4806 
That sucks. 4806 
YO186 4804 
Hm, what the hell is going on? 4804 
I do not think that anybody but me would like YO186 4804 
A hallucination? 4801 
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