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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.
Romy The Cat's Playback
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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Random Site Links
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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 7695 
More about my 834P corrector. 7695 
834 hermetics 7695 
EAR 834P Modification 7666 
Adding unecessary ingredients 7666 
Re: Adding unecessary ingredients 7666 
Let Ears Be The Judge 7666 
EAR 834P Modification Guide 7288 
Phonostage: EAR-843PT-VV 7284 
Re: Phonostage: Modifications to your design 7283 
Re: Phonostage: Modifications to your design 7283 
Are we looking to be right or happy? 7283 
Dual mono 834PT 6588 
The benefit of using 834PT in dual mono. 6588 
The “End of Life" Phonostage and the Modification Guide 6455 
About voltage starvation of EAR-834P input stage. 6445 
EAR 834P mods 6289 
One more witness of ‘Compliance Noise’ 6289 
Compliance Noise 6288 
Small whited out area on schematic 6258 
Yes, it kind of white out. 6258 
Nice Schematic 6258 
EAR 834P without ET step up? 6250 
Let it run run as it for a few month... 6250 
Current phono stage 6250 
Interesting how you found the 834PT 6250 
OK Tubes? 6249 
Your Own Tube Lore 6249 
834P re-tubing. 6249 
Tubes in the 834p circuit 6249 
History of phono stage 6249 
It might be used whatever you wish in the 834P 6249 
The Power of Imagination? 6249 
Sensitivity Training 6248 
Modification to the Ear 834P 5904 
To keep the Ear loaded. 5904 
Bleeder resistors. 5904 
Martin Ruppel’s assault on EAR834P 5895 
Labeling problem on 834p circuit 3596 
Copper air caps 3596 
Caps infos 2127 
Already done 2127 
Deletion of V2 cathode capacitor and gain 1969 
834pt is MM level 1968 
834PT and MC cartridges 1968 
The cap will not change volume in the pass band 1967 
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