Marantz HD-DAC1 Upgrade - Stage 1

Marantz HD-DAC1 Upgrade - Stage 1

In standard form the Marantz HD-DAC1 is a terrific dac. In typical Marantz fashion it provides a great balance between detail and warmth. The analogue section already uses the superb Elna Cerafine & Silmic capacitors.

However, improvements can still be had; improving the digital section voltage regulation brings a more natural sound. Bass is warmer, and the overall tonality of instruments and voices is more realistic. We 

Our Stage 1 upgrade includes:

• Replacement of the main Analog power supply electrolytic capacitors to Mundorf MLytic
• CS4398 Dac Regulator upgraded to SPowerD +5v
• Clocking Regulator upgraded to SPowerD +3.3v
• Digital Power Supply Electrolytic capacitors upgraded to Panasonic FM Low ESR
• Magic Pad RFI Absorbers
• Magic Cloth EMI RFI Shielding
• Signal path capacitors bypassed