Nobsound preamp rebuild

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Mars

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Hi All

After upgrading the capacitors on this preamp, the client requested me to look at further improvements that can be done to remove edge at the high frequencies. What would you do?

Here are some pictures and schematics:

AKkXNhO.jpg


TDnHZo1.jpg


EJr0sV5.jpg


Upgraded unit:

GnMbD13.jpg
 

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