High end stereo DAC board for OPPO UDP 203

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High end stereo DAC board for OPPO UDP 203.

Sabre ESS 9038 pro DAC chip is used.

Features.

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1. premium Sabre ESS9038PRO  DAC chip

2. best possible op amps: OPA1632 and OPA627

3. unbalanced output with gold plated RCA connector ( optional balanced output

is provided)

4. using microprocessor for user favorite selection HF filter

5. ground isolation between OPPO main board and 2 channel stereo DAC section with opto coupler 

6. 8 of Sabre ESS9038PRO  chip data inputs are used all for 2 channel stereo

7. separated clock (TCXO Japan NZ2520SD-80MHz (20 ppm).

8. intensive use of local linear power supply (total 10 )

- separate analog and digital section of DAC chip .

- separate left and right section of DAC chip .

- dedicated power for 100 MHz clock

10. gold plated thick PCB