Differential DSC1 DAC decoder DSD Assembled ,Compatible w/ Amanero usb

Description

price is for assembled board
with tested, all components soldered.
(DIY skilled electronic experience required.)
Board size: 163mm * 93mm
Features:
1. According to DSC1 original circuit layout, remove blocking capacitors, for Differential output
modify the mute control loop, to achieve automatic mute control
2. Left and right channel power supply VDD separately
3. Input via 20P double-row seat, it can connect with Amanero_USB and XU208 module directly
4. All resistance are low temperature drift, accuracy of 1% of the VISHAY MMA0204 cylindrical resistor, all resistors for the 1206 type
5. Audio transformer are quality permalloy Audio isolation transformer 600:600 (or 10K:10K, both ok)
Input format only: DSD64, DSD128, DSD256, DSD512
Via the 20P seat.
DSD input note marked on the PCB board
NOTE: if you want to play PCM file, for better quality, please use HQ player +XMOS XU208 usb card
or Amanero USB card and change to DSD signal to this DAC board
Working Supply voltage:
1. Regulated DC 5 V (VDD power supply can be left and right channels separately)
2. Regulated DC 5V (for quiet loop power supply)
you can buy 1 peice of 30W R core transformer (AC9V X3),
then connect to  LT3042  or  LT1083 regulate psu board