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Site News: 20 Jul 2026

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Melquiades SET Amplifier
Macondo Acoustic System
End of Life Phonostage
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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 7908 
More about my 834P corrector. 7908 
834 hermetics 7908 
EAR 834P Modification 7879 
Adding unecessary ingredients 7879 
Re: Adding unecessary ingredients 7879 
Let Ears Be The Judge 7879 
EAR 834P Modification Guide 7501 
Phonostage: EAR-843PT-VV 7497 
Re: Phonostage: Modifications to your design 7496 
Re: Phonostage: Modifications to your design 7496 
Are we looking to be right or happy? 7496 
Dual mono 834PT 6801 
The benefit of using 834PT in dual mono. 6801 
The “End of Life" Phonostage and the Modification Guide 6668 
About voltage starvation of EAR-834P input stage. 6658 
EAR 834P mods 6502 
One more witness of ‘Compliance Noise’ 6502 
Compliance Noise 6501 
Small whited out area on schematic 6471 
Yes, it kind of white out. 6471 
Nice Schematic 6471 
EAR 834P without ET step up? 6463 
Let it run run as it for a few month... 6463 
Current phono stage 6463 
Interesting how you found the 834PT 6463 
OK Tubes? 6462 
Your Own Tube Lore 6462 
834P re-tubing. 6462 
Tubes in the 834p circuit 6462 
History of phono stage 6462 
It might be used whatever you wish in the 834P 6462 
The Power of Imagination? 6462 
Sensitivity Training 6461 
Modification to the Ear 834P 6117 
To keep the Ear loaded. 6117 
Bleeder resistors. 6117 
Martin Ruppel’s assault on EAR834P 6108 
Labeling problem on 834p circuit 3809 
Copper air caps 3809 
Caps infos 2340 
Already done 2340 
Deletion of V2 cathode capacitor and gain 2182 
834pt is MM level 2181 
834PT and MC cartridges 2181 
The cap will not change volume in the pass band 2180 
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