YBM Audio has performed modification and upgrade services to the following pieces with good results:

• Adcom GCD-750 CD player -- Upgrade all electrolytic capacitors, replace RCA jacks, replace critical rectifier diodes with HEXFRED type, replace hook-up wire with silver-plated, Teflon® insulated type.
• Krell KAV-300i integrated amplifier -- Replace IEC inlet with Swiss-made Schurter premium filter inlet, replace PCB-mount RCA jacks with Cardas chassis-mount type, upgrade power supply capacitors.
• Krell KSA-300S power amplifier -- Replace all aging electrolytic capacitors, upgrade hook-up wires to silver-plated, Teflon® insulated type.
• Shanling CD300/3000 CD player -- Upgrade critical electrolytic capacitors, upgrade signal path film capacitors, upgrade signal path resistors, upgrade RCA jacks to premium Cardas.

Although your gear may not listed, but there is a strong possibility that something can be done as well. Please contact us for a quote.