Close-up of a sound card <a href="https://en.wikipedia.org/wiki/PCB" class="extiw" title="w:PCB">PCB</a>, showing <a href="https://en.wikipedia.org/wiki/electrolytic_capacitor" class="extiw" title="w:electrolytic capacitor">electrolytic capacitors</a> (most likely for <a href="https://en.wikipedia.org/wiki/alternating_current" class="extiw" title="w:alternating current">AC</a> coupling), <a href="https://en.wikipedia.org/wiki/Surface-mount_technology" class="extiw" title="w:Surface-mount technology">SMT</a> <a href="https://en.wikipedia.org/wiki/capacitor" class="extiw" title="w:capacitor">capacitors</a> and <a href="https://en.wikipedia.org/wiki/resistor" class="extiw" title="w:resistor">resistors</a>, and a <a rel="nofollow" class="external text" href="http://www.jaero.sk/elektro/yac512-m.pdf">YAC512</a> two-channel <a href="https://en.wikipedia.org/wiki/16-bit" class="extiw" title="w:16-bit">16-bit</a> <a href="https://en.wikipedia.org/wiki/Digital-to-analog_converter" class="extiw" title="w:Digital-to-analog converter">DAC</a>
Credits : PD Photo.org
Downloaded from : <a rel="nofollow" class="external free" href="http://pdphoto.org/PictureDetail.php?mat=pdef&amp;pg=8357">http://pdphoto.org/PictureDetail.php?mat=pdef&amp;pg=8357</a>