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Site News: 26 Aug 2026

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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Audio Knowledge Tree ™
Romy's "Audio Rules"
Audiophile Satire
Melquiades SET Amplifier
Macondo Acoustic System
End of Life Phonostage
Audio Demoronizator AD-1
My Exotic Audio Leftovers
My Playback System
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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. 7498 
Son of a butch triode. 7498 
How to hear the voice of God. 7497 
55W of SET power from paralleled 845. 6553 
Big SETs - Just ideology? 6316 
… those monster SETs - very interesting subject. 6315 
Cost and justification of existence 6314 
Any option for DSET on GU-48? 5649 
Mastodont amp 5649 
Another might-be-interesting idea. 5649 
SE SS Class A 5649 
Transformer are not an issue at all. 5649 
Seems I'm semi-prepared... 5649 
Why GU-48/833? 5648 
It might be any powerful tube 5648 
Not For Kids! 5648 
Not necessarily. 5648 
Why so apocalyptic, Paul? 5648 
Using Commercial Products vs DIY HV SET From Scratch 5648 
Being an idiot... 5647 
If on suicidal mission 5647 
Zero-crossing ? 5647 
The grand scale of the concept. 5647 
Zero inspiration bias 5646 
Drum'n'bass party 5644 
Yes, it is interesting to fantasize 5644 
833 DC to 833? 5644 
Drum'n'bass party amp 5640 
Bread Board 5640 
Anybody is willing to build something like this? 5640 
Me... 5639 
Keep the eyes on the ball. 5639 
Reasons... 5639 
D'n'B v2 5639 
No go! 5638 
Talking about Powerful SETs 5625 
Sounds like PSEP (Parallel Single-ended Pentode) 5624 
Class A1 SE Pentode? 5624 
Audiopax 88... 5624 
Paralleling 6421215685 tubes 5624 
GU-80/GU-81 5623 
11V Direct Heater 5623 
Can it be it? 5623 
GU81M 5623 
More info please 5623 
Uuummm... 5623 
GU/GM vs. 6C33C 5623 
Bee's Knees 5623 
GU81 considerations 5622 
Triode 3-Stage 5622 
2 stage 5622 
Only one transformer per amp. 5622 
Gap 5622 
You've promissed... 5622 
There are more human ways to electrocute your pets.... 5622 
How big a gap? 5622 
2kV-3kV of B+ vs. 1A of plate current 5622 
HAHAHAHA! 5622 
There is nothing to laugh. 5622 
The highest path... 5622 
Closing the Gap 5622 
Missing miliampers 5621 
BAT Man 5621 
Why? 5621 
Are commercial PSETs made? 5621 
Wrong Again... 5621 
Non-linear electric chair 5603 
I would look at the problem wider. 5602 
Starting point? 5602 
Welding and other activities 5598 
Unfortunately no one is looking in this direction. 5598 
SS cheap trick 5598 
Gain, Phase and Corrected Frequency 5598 
A cheap trick 5598 
Multistage considerations 5597 
Too many unknowns in both cases 5597 
The only way seems to try and compare 5597 
Overall Gain 5597 
Have the cake and eat it 5587 
Drifting Away 5587 
This amp is OK only if you know the resulting Sound. 5587 
Demagogy 5586 
Stability 5586 
Bias 5586 
Active/Reactive 5586 
GU81M with a filter 5494 
Model Citizen 5494 
Modeling 5493 
Cap on Grid? 5493 
OK 5492 
Z 5492 
Plots 5492 
The high-power amp from Moscow. 5054 
A good 150W project for ULF 4815 
GU81M 4815 
212E PSE. 3671 
212E crazyness 3671 
I am not willing to do it. 3671 
Universal amp? 3670 
I do not know details. 3670 
ElPaso TubeAmps 3482 
Not a refrigerator but... 3376 
EIMAC and Amperex 2541 
170W WTF SET? 1108 
I think it is typical marketing BS 1108 
When Marketing (and a Moron) Kills Sound 1108 
Does not make sense to me. 1107 
All context of this site except the Forum's posts Copyright © Roman Bessnow 2004-2026
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