Here is a good condition but not perfect C-4000. It has new electrolytic Nichicon bypolar caps in signal path and high voltage Nichicon’s in power supply throughout unit. Power supply upgraded. Output op amps upgraded with OPA2134 / brown dog. Complete with decoupling caps on rail supply at each op amp.
THD+N is now below Stock THD alone
Pm me if interested before I list elsewhere
THD+N is now below Stock THD alone
Pm me if interested before I list elsewhere
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