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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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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.
How to get a LOT of SET power. 7272 
Son of a butch triode. 7272 
How to hear the voice of God. 7271 
55W of SET power from paralleled 845. 6327 
Big SETs - Just ideology? 6090 
… those monster SETs - very interesting subject. 6089 
Cost and justification of existence 6088 
Any option for DSET on GU-48? 5423 
Mastodont amp 5423 
Another might-be-interesting idea. 5423 
SE SS Class A 5423 
Transformer are not an issue at all. 5423 
Seems I'm semi-prepared... 5423 
Why GU-48/833? 5422 
It might be any powerful tube 5422 
Not For Kids! 5422 
Not necessarily. 5422 
Why so apocalyptic, Paul? 5422 
Using Commercial Products vs DIY HV SET From Scratch 5422 
Being an idiot... 5421 
If on suicidal mission 5421 
Zero-crossing ? 5421 
The grand scale of the concept. 5421 
Zero inspiration bias 5420 
Drum'n'bass party 5418 
Yes, it is interesting to fantasize 5418 
833 DC to 833? 5418 
Drum'n'bass party amp 5414 
Bread Board 5414 
Anybody is willing to build something like this? 5414 
Me... 5413 
Keep the eyes on the ball. 5413 
Reasons... 5413 
D'n'B v2 5413 
No go! 5412 
Talking about Powerful SETs 5399 
Sounds like PSEP (Parallel Single-ended Pentode) 5398 
Class A1 SE Pentode? 5398 
Audiopax 88... 5398 
Paralleling 6421215685 tubes 5398 
GU-80/GU-81 5397 
11V Direct Heater 5397 
Can it be it? 5397 
GU81M 5397 
More info please 5397 
Uuummm... 5397 
GU/GM vs. 6C33C 5397 
Bee's Knees 5397 
GU81 considerations 5396 
Triode 3-Stage 5396 
2 stage 5396 
Only one transformer per amp. 5396 
Gap 5396 
You've promissed... 5396 
There are more human ways to electrocute your pets.... 5396 
How big a gap? 5396 
2kV-3kV of B+ vs. 1A of plate current 5396 
HAHAHAHA! 5396 
There is nothing to laugh. 5396 
The highest path... 5396 
Closing the Gap 5396 
Missing miliampers 5395 
BAT Man 5395 
Why? 5395 
Are commercial PSETs made? 5395 
Wrong Again... 5395 
Non-linear electric chair 5377 
I would look at the problem wider. 5376 
Starting point? 5376 
Welding and other activities 5372 
Unfortunately no one is looking in this direction. 5372 
SS cheap trick 5372 
Gain, Phase and Corrected Frequency 5372 
A cheap trick 5372 
Multistage considerations 5371 
Too many unknowns in both cases 5371 
The only way seems to try and compare 5371 
Overall Gain 5371 
Have the cake and eat it 5361 
Drifting Away 5361 
This amp is OK only if you know the resulting Sound. 5361 
Demagogy 5360 
Stability 5360 
Bias 5360 
Active/Reactive 5360 
GU81M with a filter 5268 
Model Citizen 5268 
Modeling 5267 
Cap on Grid? 5267 
OK 5266 
Z 5266 
Plots 5266 
The high-power amp from Moscow. 4828 
A good 150W project for ULF 4589 
GU81M 4589 
212E PSE. 3445 
212E crazyness 3445 
I am not willing to do it. 3445 
Universal amp? 3444 
I do not know details. 3444 
ElPaso TubeAmps 3256 
Not a refrigerator but... 3150 
EIMAC and Amperex 2315 
170W WTF SET? 882 
I think it is typical marketing BS 882 
When Marketing (and a Moron) Kills Sound 882 
Does not make sense to me. 881 
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