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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 7690 
More about my 834P corrector. 7690 
834 hermetics 7690 
EAR 834P Modification 7661 
Adding unecessary ingredients 7661 
Re: Adding unecessary ingredients 7661 
Let Ears Be The Judge 7661 
EAR 834P Modification Guide 7283 
Phonostage: EAR-843PT-VV 7279 
Re: Phonostage: Modifications to your design 7278 
Re: Phonostage: Modifications to your design 7278 
Are we looking to be right or happy? 7278 
Dual mono 834PT 6583 
The benefit of using 834PT in dual mono. 6583 
The “End of Life" Phonostage and the Modification Guide 6450 
About voltage starvation of EAR-834P input stage. 6440 
EAR 834P mods 6284 
One more witness of ‘Compliance Noise’ 6284 
Compliance Noise 6283 
Small whited out area on schematic 6253 
Yes, it kind of white out. 6253 
Nice Schematic 6253 
EAR 834P without ET step up? 6245 
Let it run run as it for a few month... 6245 
Current phono stage 6245 
Interesting how you found the 834PT 6245 
OK Tubes? 6244 
Your Own Tube Lore 6244 
834P re-tubing. 6244 
Tubes in the 834p circuit 6244 
History of phono stage 6244 
It might be used whatever you wish in the 834P 6244 
The Power of Imagination? 6244 
Sensitivity Training 6243 
Modification to the Ear 834P 5899 
To keep the Ear loaded. 5899 
Bleeder resistors. 5899 
Martin Ruppel’s assault on EAR834P 5890 
Labeling problem on 834p circuit 3591 
Copper air caps 3591 
Caps infos 2122 
Already done 2122 
Deletion of V2 cathode capacitor and gain 1964 
834pt is MM level 1963 
834PT and MC cartridges 1963 
The cap will not change volume in the pass band 1962 
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