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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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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.
Planning my DSET 4129 
Answers.... 4128 
Getting hold of Alex is not easy... 4128 
A dangers zone? 4127 
DHT in the DSET 4127 
You will see. 4126 
Second round of questions... 4126 
The answers.... 4125 
Between S2 and OPT... 4125 
Exactly how I described above. 4123 
Fundamentals Channel... 4122 
Ah, the Fundamentals Channel!!! 4122 
Thinking further about the MF channel... 4121 
There is truly no answer. 4121 
Of course I am putting the cart before the horse... 4121 
That notion of super-clean sound…. 4120 
I did not tell the whole story... 4120 
About the MF Channel Schematic... 4120 
More ansvers..... 4119 
The fuse in theMF Channel 4118 
Do not worry.... 4118 
HF Filter 4112 
The starting sequence. 4112 
A first world problem... 4112 
The remote start option. 4111 
It will be a sheep in wolfs clothing... 4109 
The coupling capacitors 4108 
To a great degree it depends where the Cap is used. 4108 
Cap rolling... 4105 
Caps, caps, caps.... 4105 
Caps at high frequencies... 4105 
Do not worry about it for now. 4104 
Second Stage Half-6C33C impedance 4101 
I think it is about right. 4101 
More Lpads... 4100 
They are not LPads but they are bitch. 4099 
Bleeders at shut-down... 4098 
A word of warning 4098 
They will light up like a Christmas tree 4091 
More on the "inductive" LPad 4090 
The LPADs.... 4090 
Like This? 4090 
Now that I have had a good look at them... 4084 
DIY 4084 
Better air-caps? 4084 
Top Plate Draft #1 4070 
Many options are available. 4070 
Fleshing out the design a little more... 4064 
Interesting but…. 4062 
Heating is an issue... 4058 
LPad in Channel F 4054 
It does not matter. 4052 
A few power supply changes 4050 
The opportunities are endless. 4050 
The power supplies 4049 
How did you do it? 4049 
Two things I really liked... 4049 
Splitting the DSET 3983 
I do wish you to come up with something in this direction. 3983 
The heat issue 3981 
Be carefully however. 3981 
All about bass 3919 
Approaching the LF DSET 3918 
Many thanks 3918 
SS amps do generally very bad bass. 3918 
The long wall? 3916 
Multiple reasonings… 3916 
This is interesting! 3915 
Why do you feel what I feel? I do not. 3914 
First bass OPT prototype... 3699 
I do not know. 3699 
Yes, that is right... 3698 
DSET Grounding 3689 
As far as I remeber. 3688 
DSET Bass OPT is wound 3616 
1R vs 16R 3616 
I've started building the power supplies... 3567 
Steel singing 3566 
Not yet 3566 
Copper? 3565 
Ringing 3527 
Anthony DSET Power Supply Schematic 3527 
First Fullrange Melquiades power supply is done... 3510 
Bread-boarded Melquiades Fullrange 3510 
It look like the project progress well 3509 
Ventilation 3507 
Fear of forced ventilation. 3506 
Dust 3498 
A filter? 3498 
DHT Meter 3487 
Current matters? 3486 
Yes, that is it. 3486 
Do not rash 3485 
12.1k Resistor 3480 
You are looking for 200V on plate. 3480 
DSET amplifier is designed 3448 
Prototype 3448 
Not built yet 3448 
Built in vibrosiolation 3448 
Impressive project 3448 
It is a good idea 3448 
I'm honoured 3448 
Not Alzheimer’s, yet… 3448 
I second Romy, 3448 
Is this another N-Set? 3448 
The failing memory 3448 
Alzheimer! 3448 
Not too late 3448 
Airborne 3436 
EMF 3436 
Low frequency vibration is not so easy to deal wit... 3436 
Multiplying by zero 3436 
Electro-Magnetic Fields 3436 
Valve damping 3436 
EM radiation 3436 
It's free 3436 
Gauss 3435 
Mmmm... 3435 
Without Looking Again 3435 
Something I observe… 3435 
Filter Caps 3435 
Very good 3435 
Nichicons 3435 
DigiKey 3435 
Iron? 3434 
No, no Pieter 3434 
EM Shielding, do or don't? 3430 
Mock-up 3430 
Some more DSET photos.. 3216 
DSET labels 3133 
Some thoughts. 3132 
They are for mA 3131 
Finally firing up the DSET 2813 
The bias 2812 
Try to debug more. 2812 
A bug in negative supply chain on channel B 2812 
Damn crossovers 2812 
Six Channels are UP 2811 
Test Points/Trim Pots 2811 
Shot too early... 2810 
Tube change simplicity 2810 
So far so good... 2810 
Keep dong what you do... 2810 
In my dreams 2810 
Aaarrggghhhhh 2809 
Very good. 2809 
Distressingly familiar 2809 
DSET Power draw 2809 
It would be fun to visit you but I never in AU.... 2809 
You would be most welcome... 2808 
EI vs toroids 2806 
Its about noise 2805 
The pin 8 question 2805 
Cont'ed 2805 
A good question. 2804 
Barbirolli Mahler 2791 
Yep, Barbirolli would do it... 2791 
First music testing 2782 
So far so good. 2782 
All fixed? 2780 
It is all good. 2779 
Some time on it 2752 
Here's to You! 2752 
Very commendable and noble job 2752 
Not exactly flat to 18Hz... 2752 
Your bass is better then you music, be carefull... 2752 
I deserved that 2751 
Many variables in play 2751 
I've got some work to do 2750 
Some leads to explore. 2750 
Small steps 2673 
Keep looking, I was there....:-) 2672 
Still no stereo 2580 
Good luck... :-) 2580 
I've not given up... 2579 
AVC experience 2579 
Read sun is rising... 2579 
I do not know. 2579 
Bass Channel OPT 2567 
Some perspectives... 2562 
More to do 2561 
I had it wrong all along... 2240 
Play It Again, Sam 2240 
R4 is the Culprit 2240 
Some explanations 2239 
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