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Site News: 16 Jan 2026
That old bug returned. Sometimes creation of new threat not going to work.  The replies still work. 
I will fix it soon.
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Thread WITH the new posts.

Legends: "Week" - last week posts, "Bold" - entered last 48 hours.
Single-stage Melquiades vs. DHT amps 6265 
One-stage Milq++ and the DHT's alleged tone 6264 
DHT Milq? 6264 
The DHT journey. 6264 
DHT tone 6264 
Well, why not? 6263 
Holding the Fort 6263 
My DHT experiment: Preface 6263 
Input tube and DC heaters 6262 
Reimyo Pat 777 6262 
My DHT experiment: Observations 6258 
DHT or 300B? 6258 
300B 6258 
Talking, perception and the grounds for objectively 6258 
The Wine Via the Wine Glass 6257 
Hence the confusion 6257 
My DHT experiment: some conclusions. 6257 
Reality Reconstruction is not a functionality. 6257 
My experience with DHTs 6257 
Pigmented coloration? 6257 
Dht-dht 6257 
Dynamic viscosity? 6257 
The Pallette preamp... 6257 
If one DHT is good, two must be better? 6257 
"soul" of tubes 6257 
There is a difference... 6257 
Vibration injection? 6257 
Homework # 4334 6257 
The 01A-71A-10Y-45 chain 6257 
Old valves have more soul! 6256 
Was it soul or soil? 6256 
It was just a heading 6256 
Adjustable color: TIMBRE LOCK? 6256 
Neutral or neutral/uncoloured? 6256 
..are lacking in power, dynamics and bandwidth. 6256 
Timbre-Lock. Not quite ready for prime time. 6256 
Injection of analog dither? 6256 
Subliminal signal 6256 
The idea of analog randomanization. 6256 
Okay, what Avicena Power Generator 6256 
I hope you will be hearing about it. 6255 
Avicenna = Arabian 6255 
Persian, not Arab 6255 
The “second solution” - a major disappointment 6255 
More words to describe "sux" please 6255 
Revolution 6255 
The non-melodramatic DHT? 6255 
One-stage DHTs 6254 
One other thing 6254 
One stage 6254 
Brewing, thinking and heating 6254 
Physical characteristics of electronic devices 6254 
I see the things differently. 6254 
Don't waste time being "creative" 6254 
The audiophile attitude 6254 
The where and why of design choices 6254 
Blah blah blah 6254 
Laconic Clarity vs. Comfort vs. Nostalgia 6254 
Do I need to be hissing? 6254 
...associated with lack of neutrality and colorati... 6254 
John Broskie's Partial feedback amplifier 6254 
Randomness vs. freedom and the Homework # 4334 6253 
What is randomness? 6253 
Those least three possibilities… 6253 
Randomness and Music's Prerogative 6253 
It works, … sort of. The revolution is canceled. 6253 
Thorsten Loesch’s article about DHT SETs 6251 
A Beautiful Mind 6250 
Some summary and conclusions from the first phase. 6248 
Second phase: revising requirement for my DHT objectives. 6233 
Tubes for your DHT amp 6233 
Abandoning Milq? 6233 
Will see how it goes.... 6233 
Single-stage Milq vs. Sun Audio VT-2A3 6231 
Topology and 2A3? 6231 
6SN7-2A3 amps? 6231 
Type Casting 6231 
Sun Audio SV-2A3 6231 
6sn7-2a3 6231 
Topology vs parts 6231 
For a DHT amp, you are listening to the power supply 6231 
The vintage tubes syndrome. 6231 
Parts Frenzy 6231 
Too many new sounds 6231 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6230 
New tubes 6229 
Milq bias vs. batery bias 6229 
The batteries are a tricky thing. 6229 
Swimming the ocean at night? 6229 
New 2A3 6229 
To kill of do not kill the capacitor. 6228 
The JJ Electronic amp. 6227 
JJ 2A3 and amp 6227 
Czech tubes 6225 
Single plated vs Double plated? 6225 
Mono plate 2A3 tubes 6225 
I suggested once VT52 tube 6224 
The 800R vs. 1800R vs. 5500R 6224 
YO-186 as the output tube. 6221 
Here she is. 6220 
Some talks about the new production tubes 6216 
New 2A3 tubes 6216 
Some thoughts about one-IHT vs. multiple-DHT 6216 
The Sun Audio with 6E5P 6215 
Multistage DHT circuits 6214 
Wrong tube or wrong topology – here is the question. 6213 
Emission Labs 2A3 6213 
Some comment and questions about then 2A3 talks. 6213 
Which Chinese 2A3? 6213 
OK, for a first time I like the San Audio Kit. 6213 
The YO186 Strip Show 6213 
More on the 2A3 comparisons 6212 
It will be interesting…. 6212 
OPT impedence 6212 
More about the Plate Loading 6212 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6207 
2A3 data 6207 
The New 2A3 tubes 6207 
How many stages I need for 110dB sensitivity, smal... 6207 
How many stages and why... and who makes that 45 o... 6206 
Everything about everything. 6206 
Some very good points... and... possibly more logi... 6206 
Options, options, options.... 6206 
I think we agree overall 6206 
An IDHT with more gain? 6205 
You don't ask for much now, eh? 6205 
2A3 tube impressions 6200 
Interesting analogy 6200 
NOS 2A3 tubes versus new tubes 6200 
Hmmm, let me try this one again... 6200 
Sylvania 2A3 identification 6200 
A picture is worth a thousand micromhos? 6200 
I have more interest in the period tubes 6200 
Why NOS tubes? 6199 
The Holly Ignorance 6199 
Tube tasting 6199 
The cathodes’ flatulence? 6199 
Make mine thoriated please 6199 
Any Germans out there? 6199 
6E5P VS 6E6P 6199 
Vibrations? What do you with them? 6199 
Vibration in tubes and sounds 6199 
UX4 vs UX4ruskie 6198 
Ringing the tubes? I do not know how about that. 6198 
Tube sound and vibration 6198 
The thoughts collection about YO186? 6192 
The lights look green for the YO tube 6191 
"Melquiades" with YO-186. Something like... 6191 
My version of RE-604 and PX4 6190 
The YO186 tube sockets. 6190 
B4/B5 British made 6189 
The YO186’s sockets and prices 6189 
DHT 2A3 amplifier rectification 6188 
My attitude toward tube rectification. 6188 
Tu-be or not Tu-be, seems Tu-be the question. 6187 
It looks like DHT DSET is shaping up. 6186 
The Sylvania 2A3 NOS report 6183 
The Citizen Kane syndrome. 6183 
Sylvania 2A3 in a World without Color 6182 
Are NOS and new manufacture comparing oranges to o... 6182 
That all is incorrect in a way…. 6182 
NOS vs new 2A3 tubes 6182 
The identical operation environment? 6182 
Preferred 2A3 operating point 6182 
The sound of the 2A3 however? 6182 
Circuit modification for 2A3 optimization 6181 
How to get max power from 2A3 6181 
2A3 voltages, loads and realized output power 6181 
Optimal operation of 2A3: an experiment 6181 
Tubes, Whole Circuits, Expectations and Sound 6181 
Gain is not power. 6181 
2A3 amplifier modification & Optimization 6181 
Specialized DSET approach 6181 
6C33/2A3 DSET? 6181 
SET usable power and making the most of it 6181 
The 2A3 loading 6181 
DSET solution for EdgarHorn? 6181 
Optimizing the 2A3 6181 
How much to DSET a DSET 6181 
DSET for Titan 6181 
The Best of All Worlds 6181 
Multiamp setup 6180 
Optimizing the (NOS) 2A3... "KM-style"? 6180 
There are many opportunities, it all depends what ... 6180 
Modifying amplifer to optimize NOS 2A3 performance 6180 
Conceptualizing Melquiades DSET is done 6174 
2A3 and 400V supply 6174 
Pudding and the chicken wires 6173 
Another shot at numbers 6173 
How to cook the "uninformed" anode. 6173 
Okay, so this might work.... 6173 
The DHT Milq DSET, the prebuilt draft. 6173 
Looks good, but.... 6172 
2A3 with slightly lover filament voltage? 6172 
Less is more... usually. 6172 
Where to burn gain? how? and where to get beter st... 6171 
Stepping Out 6171 
Said to be good, but 6171 
Gain to lose 6171 
Why nothing is simple with this damn amp! 6171 
Another idea for losing gain 6171 
What's best 6171 
Options, options... 6171 
Actually, it is not so bad. 6171 
Other compromises... 6170 
Cathode vs. fixed with DHT 6169 
Is it glowing yet? 6149 
It is comming.... 6149 
The new MF channel. 6143 
I started to work on the Milq’s DHT Island. 6142 
Innerstage loading vs. OPT loading. 6134 
The intestage loading talk. 6131 
My playback feels like it is broken. 6126 
1 in 50? 6126 
Yes, it was after PP2000 6126 
Die Walküre soldering. 6125 
The post Die Walküre soldering 6124 
Another amp arond YO186 6123 
Gain? 6123 
The Unexpected problem with DHT Milq. 6123 
Simple is good 6122 
Ok, I am moving forward. 6122 
The Milq DSET is up. 6121 
My DH DSET – 2 days later. 6119 
Here is more data to reconcile. 6119 
Hm, that is interesting and unpleasant so far. 6118 
Ok, what do I want? 6118 
Let Go of Some Conceptual "Restrictions"? 6118 
The Milq DH DSET, the further thoughts in progress. 6118 
Crunching Numbers; Shaping Sound 6118 
How about the tweeter? 6117 
Tweeter Efficiency? 6117 
Safe and Sound 6117 
More mystery with tweeter but still on the subject. 6117 
Some clarifications. 6117 
How about that?!!! 6117 
Further considerations: DC-coupling. 6115 
Head Room 6115 
To kill the mandatory 13dB 6114 
DC coupling and killing 13db and driving 6e5p miller and.... 6114 
I do not think that it might be damaging… 6114 
Again with the PS 6114 
AKA J.C. Morrison’s amp but… 6112 
Parallel Universe 6112 
Melquiades HD MF DSET, Draft13. 6110 
Why I let other people build them... 6110 
Ok, it's going to right direction. 6110 
Ok, it looks already very close…. 6109 
The Loftinish-Whitish, well sort of…. 6106 
MF: the pre-final version. 6106 
Loftin-White? 6106 
Did anyone hear the PX4 amplifiers? 6106 
What Could use Improving at This Point? 6106 
The Milq’s MF front-end is done 6102 
Why I Let Other People Build Them, II 6102 
Define really quiet 6101 
Another variable of sound 6101 
Backlash? 6101 
Alternative filament supplies 6101 
I kind of faced a problem with AC 6101 
Going down the DC path 6100 
It is not about the “whole sound” but about “molec... 6100 
Molecular sound 6100 
AC-DC heater supply 6100 
The Tentlabs are $10 worth PS. 6100 
The unexpected resolution of AC vs. DC quandary. 6100 
The devil is less scared than it depicted. 6100 
Hiss or Hum 6100 
AC transformers 6100 
I have seen the Promised Land 6099 
OK, the choke noise is not a problem anymore 6099 
Ok, it is working fine but… 6098 
Divide and Conquer 6098 
The design phase is over. 6097 
The unexpected insanity! 6096 
Loading 6096 
Looking for inspiring ideas for 'universal' loadin... 6096 
A filaments Sherlock Holmes wanted. 6096 
Going the Distance 6096 
Read the f*** manual! 6096 
Agreed. 6096 
I agree 6096 
The filament transformer 6096 
Center-tap and options 6096 
Something like this…. 6096 
Avoiding "Dial-an-Amp" 6096 
The foreplay is going on. 6096 
Split balance 6095 
Further thoughts about my DH filaments 6095 
The Shuguang 2A3 tubes. 6095 
SHuguang 6095 
Going through…. 6094 
The 2.5V noise vs. 4V noise. 6093 
More about Shuguang 2A3C 6093 
Hum vs voltage 6093 
Meow about the tubes… 6093 
To Be a Content Cat 6093 
Completed! 6090 
Tradition 6090 
Absolutely beautiful! 6090 
The 'film' caps in PS 6089 
Science or religion 6089 
Mass Extinction 6089 
Electrolytics, technology and time 6089 
No more questions about PS capacitors. 6089 
Capacitor choices 6089 
Good time. Welcome back. Thanks God. 6088 
The minor day of Quartets. 6088 
Them's the Breaks 6088 
Eventually! 6087 
So Soon? 6087 
DHT MF channel and 6-ch amp: first conclusions 6087 
All Abuzz about Nothing 6086 
The wire for DC-coupling 6086 
The Dirt on DIY Backlash 6086 
DSET vs. the “better tubes”. 6086 
How to test the DH tubes properly? 6085 
Pairing up tubes for SE use 6084 
The DHT live reserve 6083 
Some interestng models 6083 
Eaten alive. 6083 
The tubey déjà vu? 6082 
The new concept of my output transformer. 6078 
The 4V takes a lead. 6074 
Listening the DH and the striped down version of M... 6071 
I kind of slowly learn what I need. 6071 
More HF from a transformer and DHT? 6069 
Since You Don't Need the Gain 6068 
Exiting the design mode? 6068 
Bye-bye the input divider on MF! 6068 
A few steps back and a gaint leap ahead. 6064 
Single-stage vs. DHT amp. 6063 
Setting up the new Playback 6062 
And the winner is… so far 6059 
If you like type 45... 6059 
Type 45... they're not all the same 6059 
Favorite Flavor? 6059 
The 45 times Meow... 6059 
The problem that I see is… 6059 
Running the 45 6059 
The 10Y...and bye bye Newton 6058 
The commentaries about everything. 6058 
Driver tube and biasing 6058 
DHT drivers 6058 
The ideas are worth trying? 6058 
A question about the polishing the things…. 6054 
The Particular Tube, I'm afraid... 6054 
Driving the 45... cathode first 6053 
ST or Globe; old or new... 6053 
Whatever sticks to the wall as an operation point ... 6053 
The attenuating crap in secondary. 6053 
Operating points and cathode current 6053 
The Burgeoning Opportunities! 6053 
Actually it is not so simple. 6053 
Resistors at the front 6052 
A minor alternation of a position 6052 
The era of enlightenment. 6049 
The devil is in the details.... 6049 
Constructing Sound 6049 
A new view on the DHT evaluation. 6048 
The “strange” YO186 6039 
The dead guy’s lessons. 5994 
2S4S and 2A3 5985 
Ho to use the YO186 5978 
YO 186 fundamental flavor 5978 
The YO-YO tube and "fundamentals" channel 5978 
The live without the YO186, again.... 5976 
Not anymore! 5965 
The very good YoYonisation! 5964 
….above and below two very clean channel. 5963 
The DHT and esoteric imaging deformation. 5950 
DHT, YO186, or??? 5950 
I had no idea how ‘different’ it is. 5897 
The Kazitsky Manufacturing and YO104, some history. 5896 
"Absolution and Eternal Refuge." 5893 
Sofia Electric Type 45 Mesh 5883 
The true association of YO186's Sounds. 5645 
All the Best from Burgundy 5645 
Cheesy tubes 5644 
Me and my DHT references… 5535 
Y0-186 in winter. 5438 
Y0-186 sounds like… 5437 
Rethinking the YO186 tube. 5406 
In My Dreams 5406 
Grunt from type 45? A ridicules comment. 5406 
Blame? 5405 
When good is not good enough. 5405 
45s, Drivers, and 45s 5405 
Hm, that was so simple after all! 5404 
How the YO186 was used. 4988 
What is old is new? 4987 
YO186 vs. type 45. 4986 
The YO186 is gone.... :-( 4535 
That sucks. 4535 
YO186 4533 
Hm, what the hell is going on? 4533 
I do not think that anybody but me would like YO186 4533 
A hallucination? 4530 
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