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Site News: 20 Jul 2026

The audio preview of the audio part of my Book
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Melquiades SET Amplifier
Macondo Acoustic System
End of Life Phonostage
Audio Demoronizator AD-1
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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.
About EAR 834P Modifications 7894 
More about my 834P corrector. 7894 
834 hermetics 7894 
EAR 834P Modification 7865 
Adding unecessary ingredients 7865 
Re: Adding unecessary ingredients 7865 
Let Ears Be The Judge 7865 
EAR 834P Modification Guide 7487 
Phonostage: EAR-843PT-VV 7483 
Re: Phonostage: Modifications to your design 7482 
Re: Phonostage: Modifications to your design 7482 
Are we looking to be right or happy? 7482 
Dual mono 834PT 6787 
The benefit of using 834PT in dual mono. 6787 
The “End of Life" Phonostage and the Modification Guide 6654 
About voltage starvation of EAR-834P input stage. 6644 
EAR 834P mods 6488 
One more witness of ‘Compliance Noise’ 6488 
Compliance Noise 6487 
Small whited out area on schematic 6457 
Yes, it kind of white out. 6457 
Nice Schematic 6457 
EAR 834P without ET step up? 6449 
Let it run run as it for a few month... 6449 
Current phono stage 6449 
Interesting how you found the 834PT 6449 
OK Tubes? 6448 
Your Own Tube Lore 6448 
834P re-tubing. 6448 
Tubes in the 834p circuit 6448 
History of phono stage 6448 
It might be used whatever you wish in the 834P 6448 
The Power of Imagination? 6448 
Sensitivity Training 6447 
Modification to the Ear 834P 6103 
To keep the Ear loaded. 6103 
Bleeder resistors. 6103 
Martin Ruppel’s assault on EAR834P 6094 
Labeling problem on 834p circuit 3795 
Copper air caps 3795 
Caps infos 2326 
Already done 2326 
Deletion of V2 cathode capacitor and gain 2168 
834pt is MM level 2167 
834PT and MC cartridges 2167 
The cap will not change volume in the pass band 2166 
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