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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 6269 
One-stage Milq++ and the DHT's alleged tone 6268 
DHT Milq? 6268 
The DHT journey. 6268 
DHT tone 6268 
Well, why not? 6267 
Holding the Fort 6267 
My DHT experiment: Preface 6267 
Input tube and DC heaters 6266 
Reimyo Pat 777 6266 
My DHT experiment: Observations 6262 
DHT or 300B? 6262 
300B 6262 
Talking, perception and the grounds for objectively 6262 
The Wine Via the Wine Glass 6261 
Hence the confusion 6261 
My DHT experiment: some conclusions. 6261 
Reality Reconstruction is not a functionality. 6261 
My experience with DHTs 6261 
Pigmented coloration? 6261 
Dht-dht 6261 
Dynamic viscosity? 6261 
The Pallette preamp... 6261 
If one DHT is good, two must be better? 6261 
"soul" of tubes 6261 
There is a difference... 6261 
Vibration injection? 6261 
Homework # 4334 6261 
The 01A-71A-10Y-45 chain 6261 
Old valves have more soul! 6260 
Was it soul or soil? 6260 
It was just a heading 6260 
Adjustable color: TIMBRE LOCK? 6260 
Neutral or neutral/uncoloured? 6260 
..are lacking in power, dynamics and bandwidth. 6260 
Timbre-Lock. Not quite ready for prime time. 6260 
Injection of analog dither? 6260 
Subliminal signal 6260 
The idea of analog randomanization. 6260 
Okay, what Avicena Power Generator 6260 
I hope you will be hearing about it. 6259 
Avicenna = Arabian 6259 
Persian, not Arab 6259 
The “second solution” - a major disappointment 6259 
More words to describe "sux" please 6259 
Revolution 6259 
The non-melodramatic DHT? 6259 
One-stage DHTs 6258 
One other thing 6258 
One stage 6258 
Brewing, thinking and heating 6258 
Physical characteristics of electronic devices 6258 
I see the things differently. 6258 
Don't waste time being "creative" 6258 
The audiophile attitude 6258 
The where and why of design choices 6258 
Blah blah blah 6258 
Laconic Clarity vs. Comfort vs. Nostalgia 6258 
Do I need to be hissing? 6258 
...associated with lack of neutrality and colorati... 6258 
John Broskie's Partial feedback amplifier 6258 
Randomness vs. freedom and the Homework # 4334 6257 
What is randomness? 6257 
Those least three possibilities… 6257 
Randomness and Music's Prerogative 6257 
It works, … sort of. The revolution is canceled. 6257 
Thorsten Loesch’s article about DHT SETs 6255 
A Beautiful Mind 6254 
Some summary and conclusions from the first phase. 6252 
Second phase: revising requirement for my DHT objectives. 6237 
Tubes for your DHT amp 6237 
Abandoning Milq? 6237 
Will see how it goes.... 6237 
Single-stage Milq vs. Sun Audio VT-2A3 6235 
Topology and 2A3? 6235 
6SN7-2A3 amps? 6235 
Type Casting 6235 
Sun Audio SV-2A3 6235 
6sn7-2a3 6235 
Topology vs parts 6235 
For a DHT amp, you are listening to the power supply 6235 
The vintage tubes syndrome. 6235 
Parts Frenzy 6235 
Too many new sounds 6235 
Milq-Sun-Audio amp, ordinary Sound, 2A3 tubes 6234 
New tubes 6233 
Milq bias vs. batery bias 6233 
The batteries are a tricky thing. 6233 
Swimming the ocean at night? 6233 
New 2A3 6233 
To kill of do not kill the capacitor. 6232 
The JJ Electronic amp. 6231 
JJ 2A3 and amp 6231 
Czech tubes 6229 
Single plated vs Double plated? 6229 
Mono plate 2A3 tubes 6229 
I suggested once VT52 tube 6228 
The 800R vs. 1800R vs. 5500R 6228 
YO-186 as the output tube. 6225 
Here she is. 6224 
Some talks about the new production tubes 6220 
New 2A3 tubes 6220 
Some thoughts about one-IHT vs. multiple-DHT 6220 
The Sun Audio with 6E5P 6219 
Multistage DHT circuits 6218 
Wrong tube or wrong topology – here is the question. 6217 
Emission Labs 2A3 6217 
Some comment and questions about then 2A3 talks. 6217 
Which Chinese 2A3? 6217 
OK, for a first time I like the San Audio Kit. 6217 
The YO186 Strip Show 6217 
More on the 2A3 comparisons 6216 
It will be interesting…. 6216 
OPT impedence 6216 
More about the Plate Loading 6216 
Some feedback on designing with the 45 and 2A3 DHTs... might prove interesting. 6211 
2A3 data 6211 
The New 2A3 tubes 6211 
How many stages I need for 110dB sensitivity, smal... 6211 
How many stages and why... and who makes that 45 o... 6210 
Everything about everything. 6210 
Some very good points... and... possibly more logi... 6210 
Options, options, options.... 6210 
I think we agree overall 6210 
An IDHT with more gain? 6209 
You don't ask for much now, eh? 6209 
2A3 tube impressions 6204 
Interesting analogy 6204 
NOS 2A3 tubes versus new tubes 6204 
Hmmm, let me try this one again... 6204 
Sylvania 2A3 identification 6204 
A picture is worth a thousand micromhos? 6204 
I have more interest in the period tubes 6204 
Why NOS tubes? 6203 
The Holly Ignorance 6203 
Tube tasting 6203 
The cathodes’ flatulence? 6203 
Make mine thoriated please 6203 
Any Germans out there? 6203 
6E5P VS 6E6P 6203 
Vibrations? What do you with them? 6203 
Vibration in tubes and sounds 6203 
UX4 vs UX4ruskie 6202 
Ringing the tubes? I do not know how about that. 6202 
Tube sound and vibration 6202 
The thoughts collection about YO186? 6196 
The lights look green for the YO tube 6195 
"Melquiades" with YO-186. Something like... 6195 
My version of RE-604 and PX4 6194 
The YO186 tube sockets. 6194 
B4/B5 British made 6193 
The YO186’s sockets and prices 6193 
DHT 2A3 amplifier rectification 6192 
My attitude toward tube rectification. 6192 
Tu-be or not Tu-be, seems Tu-be the question. 6191 
It looks like DHT DSET is shaping up. 6190 
The Sylvania 2A3 NOS report 6187 
The Citizen Kane syndrome. 6187 
Sylvania 2A3 in a World without Color 6186 
Are NOS and new manufacture comparing oranges to o... 6186 
That all is incorrect in a way…. 6186 
NOS vs new 2A3 tubes 6186 
The identical operation environment? 6186 
Preferred 2A3 operating point 6186 
The sound of the 2A3 however? 6186 
Circuit modification for 2A3 optimization 6185 
How to get max power from 2A3 6185 
2A3 voltages, loads and realized output power 6185 
Optimal operation of 2A3: an experiment 6185 
Tubes, Whole Circuits, Expectations and Sound 6185 
Gain is not power. 6185 
2A3 amplifier modification & Optimization 6185 
Specialized DSET approach 6185 
6C33/2A3 DSET? 6185 
SET usable power and making the most of it 6185 
The 2A3 loading 6185 
DSET solution for EdgarHorn? 6185 
Optimizing the 2A3 6185 
How much to DSET a DSET 6185 
DSET for Titan 6185 
The Best of All Worlds 6185 
Multiamp setup 6184 
Optimizing the (NOS) 2A3... "KM-style"? 6184 
There are many opportunities, it all depends what ... 6184 
Modifying amplifer to optimize NOS 2A3 performance 6184 
Conceptualizing Melquiades DSET is done 6178 
2A3 and 400V supply 6178 
Pudding and the chicken wires 6177 
Another shot at numbers 6177 
How to cook the "uninformed" anode. 6177 
Okay, so this might work.... 6177 
The DHT Milq DSET, the prebuilt draft. 6177 
Looks good, but.... 6176 
2A3 with slightly lover filament voltage? 6176 
Less is more... usually. 6176 
Where to burn gain? how? and where to get beter st... 6175 
Stepping Out 6175 
Said to be good, but 6175 
Gain to lose 6175 
Why nothing is simple with this damn amp! 6175 
Another idea for losing gain 6175 
What's best 6175 
Options, options... 6175 
Actually, it is not so bad. 6175 
Other compromises... 6174 
Cathode vs. fixed with DHT 6173 
Is it glowing yet? 6153 
It is comming.... 6153 
The new MF channel. 6147 
I started to work on the Milq’s DHT Island. 6146 
Innerstage loading vs. OPT loading. 6138 
The intestage loading talk. 6135 
My playback feels like it is broken. 6130 
1 in 50? 6130 
Yes, it was after PP2000 6130 
Die Walküre soldering. 6129 
The post Die Walküre soldering 6128 
Another amp arond YO186 6127 
Gain? 6127 
The Unexpected problem with DHT Milq. 6127 
Simple is good 6126 
Ok, I am moving forward. 6126 
The Milq DSET is up. 6125 
My DH DSET – 2 days later. 6123 
Here is more data to reconcile. 6123 
Hm, that is interesting and unpleasant so far. 6122 
Ok, what do I want? 6122 
Let Go of Some Conceptual "Restrictions"? 6122 
The Milq DH DSET, the further thoughts in progress. 6122 
Crunching Numbers; Shaping Sound 6122 
How about the tweeter? 6121 
Tweeter Efficiency? 6121 
Safe and Sound 6121 
More mystery with tweeter but still on the subject. 6121 
Some clarifications. 6121 
How about that?!!! 6121 
Further considerations: DC-coupling. 6119 
Head Room 6119 
To kill the mandatory 13dB 6118 
DC coupling and killing 13db and driving 6e5p miller and.... 6118 
I do not think that it might be damaging… 6118 
Again with the PS 6118 
AKA J.C. Morrison’s amp but… 6116 
Parallel Universe 6116 
Melquiades HD MF DSET, Draft13. 6114 
Why I let other people build them... 6114 
Ok, it's going to right direction. 6114 
Ok, it looks already very close…. 6113 
The Loftinish-Whitish, well sort of…. 6110 
MF: the pre-final version. 6110 
Loftin-White? 6110 
Did anyone hear the PX4 amplifiers? 6110 
What Could use Improving at This Point? 6110 
The Milq’s MF front-end is done 6106 
Why I Let Other People Build Them, II 6106 
Define really quiet 6105 
Another variable of sound 6105 
Backlash? 6105 
Alternative filament supplies 6105 
I kind of faced a problem with AC 6105 
Going down the DC path 6104 
It is not about the “whole sound” but about “molec... 6104 
Molecular sound 6104 
AC-DC heater supply 6104 
The Tentlabs are $10 worth PS. 6104 
The unexpected resolution of AC vs. DC quandary. 6104 
The devil is less scared than it depicted. 6104 
Hiss or Hum 6104 
AC transformers 6104 
I have seen the Promised Land 6103 
OK, the choke noise is not a problem anymore 6103 
Ok, it is working fine but… 6102 
Divide and Conquer 6102 
The design phase is over. 6101 
The unexpected insanity! 6100 
Loading 6100 
Looking for inspiring ideas for 'universal' loadin... 6100 
A filaments Sherlock Holmes wanted. 6100 
Going the Distance 6100 
Read the f*** manual! 6100 
Agreed. 6100 
I agree 6100 
The filament transformer 6100 
Center-tap and options 6100 
Something like this…. 6100 
Avoiding "Dial-an-Amp" 6100 
The foreplay is going on. 6100 
Split balance 6099 
Further thoughts about my DH filaments 6099 
The Shuguang 2A3 tubes. 6099 
SHuguang 6099 
Going through…. 6098 
The 2.5V noise vs. 4V noise. 6097 
More about Shuguang 2A3C 6097 
Hum vs voltage 6097 
Meow about the tubes… 6097 
To Be a Content Cat 6097 
Completed! 6094 
Tradition 6094 
Absolutely beautiful! 6094 
The 'film' caps in PS 6093 
Science or religion 6093 
Mass Extinction 6093 
Electrolytics, technology and time 6093 
No more questions about PS capacitors. 6093 
Capacitor choices 6093 
Good time. Welcome back. Thanks God. 6092 
The minor day of Quartets. 6092 
Them's the Breaks 6092 
Eventually! 6091 
So Soon? 6091 
DHT MF channel and 6-ch amp: first conclusions 6091 
All Abuzz about Nothing 6090 
The wire for DC-coupling 6090 
The Dirt on DIY Backlash 6090 
DSET vs. the “better tubes”. 6090 
How to test the DH tubes properly? 6089 
Pairing up tubes for SE use 6088 
The DHT live reserve 6087 
Some interestng models 6087 
Eaten alive. 6087 
The tubey déjà vu? 6086 
The new concept of my output transformer. 6082 
The 4V takes a lead. 6078 
Listening the DH and the striped down version of M... 6075 
I kind of slowly learn what I need. 6075 
More HF from a transformer and DHT? 6073 
Since You Don't Need the Gain 6072 
Exiting the design mode? 6072 
Bye-bye the input divider on MF! 6072 
A few steps back and a gaint leap ahead. 6068 
Single-stage vs. DHT amp. 6067 
Setting up the new Playback 6066 
And the winner is… so far 6063 
If you like type 45... 6063 
Type 45... they're not all the same 6063 
Favorite Flavor? 6063 
The 45 times Meow... 6063 
The problem that I see is… 6063 
Running the 45 6063 
The 10Y...and bye bye Newton 6062 
The commentaries about everything. 6062 
Driver tube and biasing 6062 
DHT drivers 6062 
The ideas are worth trying? 6062 
A question about the polishing the things…. 6058 
The Particular Tube, I'm afraid... 6058 
Driving the 45... cathode first 6057 
ST or Globe; old or new... 6057 
Whatever sticks to the wall as an operation point ... 6057 
The attenuating crap in secondary. 6057 
Operating points and cathode current 6057 
The Burgeoning Opportunities! 6057 
Actually it is not so simple. 6057 
Resistors at the front 6056 
A minor alternation of a position 6056 
The era of enlightenment. 6053 
The devil is in the details.... 6053 
Constructing Sound 6053 
A new view on the DHT evaluation. 6052 
The “strange” YO186 6043 
The dead guy’s lessons. 5998 
2S4S and 2A3 5989 
Ho to use the YO186 5982 
YO 186 fundamental flavor 5982 
The YO-YO tube and "fundamentals" channel 5982 
The live without the YO186, again.... 5980 
Not anymore! 5969 
The very good YoYonisation! 5968 
….above and below two very clean channel. 5967 
The DHT and esoteric imaging deformation. 5954 
DHT, YO186, or??? 5954 
I had no idea how ‘different’ it is. 5901 
The Kazitsky Manufacturing and YO104, some history. 5900 
"Absolution and Eternal Refuge." 5897 
Sofia Electric Type 45 Mesh 5887 
The true association of YO186's Sounds. 5649 
All the Best from Burgundy 5649 
Cheesy tubes 5648 
Me and my DHT references… 5539 
Y0-186 in winter. 5442 
Y0-186 sounds like… 5441 
Rethinking the YO186 tube. 5410 
In My Dreams 5410 
Grunt from type 45? A ridicules comment. 5410 
Blame? 5409 
When good is not good enough. 5409 
45s, Drivers, and 45s 5409 
Hm, that was so simple after all! 5408 
How the YO186 was used. 4992 
What is old is new? 4991 
YO186 vs. type 45. 4990 
The YO186 is gone.... :-( 4539 
That sucks. 4539 
YO186 4537 
Hm, what the hell is going on? 4537 
I do not think that anybody but me would like YO186 4537 
A hallucination? 4534 
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