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Old 13th November 2014, 08:10 PM   #1
diyAudio Member
Join Date: Feb 2012
Location: Saint-Petersburg

This is non-oversampling DAC. Assembled & tested board. Output loads of TDA1543 – carbon film resistors (you can remove its & use the special circuit). Power supplies is separate for each IC, two (analog & digital) to CS8412, one to TDA1543. Used shunt regulators based on power Zener diodes (5,1 V). Also you can use shunt regulators based on TL431 with additional transistor. The board is ready for it. All capacitors – Nichicon, WIMA. In PLL circuit of CS8412 – polypropylene 1% capacitor & 1% resistor.
Power supplies:nominal voltage – 12 V per each.
Input – SPDIF with transformer, 75 Ohm.
PCB – golden plated.
Price – 69 euros without shipping.
Location – Saint-Petersburg, Russia.
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