Stereophile magazine's John Atkinson loved the Asus Xonar Essence ST/STX sound cards. They are, by far, the least expensive way of turning a PC into a genuine high-resolution audio source. Ex-movie ...

Personal-computer sound cards are sometimes used for analog audio signal acquisition. Also, the Web features many free programs that implement virtual two-channel oscilloscopes by acquiring signals ...

The Sound Blaster AE-9 doesn't just sound great—it makes using a high-quality microphone way more convenient. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Before the release of the Intel AC '97 standard, computer sound was frequently an add-on feature. To use anything other than a small, monophonic internal speaker, you'd need to buy a card that plugged ...