Sound cards were essential in high-end PC builds but have been replaced by better onboard audio options now. The initial success of sound cards was due to poor motherboard audio quality and ...

In addition, music played from the computer's memory (RAM ... are required to play high-end music, and a good sound card or external digital-to-analog converter (DAC) is required (see D/A ...

As [Jan-Erik] had already built a simple USB connected Digital-to-Analog Converter (DAC), he decided to make the high-end version of it. The prototype you see in the picture above is based on ...