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 ...

Knowing how to record computer audio will always be greatly helpful, especially when you want to record podcasts, interviews, streaming music, audio calls, and more. This post will discuss some ...

The circuit is aimed to build a computer sound card with input line in order to use a two mono stereo microphone. TLC272 – a precision dual operational amplifier with low offset voltage drift, low ...