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Graaf Gm 20 parts upgrade

Hi.

I have a GM 20 and I am trying to find out where I could upgrade the amp whithout changing any values, circuts etc. Just putting in better parts. Any suggestions where in the circut it is worthwhile changing anything? It could need som warmth.

Theo





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Topic - Graaf Gm 20 parts upgrade - Analogtheo 11:24:10 05/21/06 (16)

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