Using the inputs on a computer’s sound card is an old trick to fake a very simplistic, AC coupled, slow oscilloscope. You can get DC operation by desoldering a couple capacitors, but if the sound card ...

A fully functional USB sound card has been designed based on a great IC PCM2702 as the core of this construction that contains 16-bit stereo digital to analog converter with USB interface. The sound ...

The project aims to create a high-speed USB audio/sound card based on ATmega162L-8PI microcontroller that belongs to PCI device in most computers. This audio device can be easily connected with ...

I've been using the Sound Blaster Omni Surround for a while now; I mostly use it for chat audio, but I also use it for music at work. That's a full-featured sound device, with 5.1 and optical out, so ...

USB audio is great, but what if you needed to use it and had no budget? Well, depending on the contents of your parts bin, you might be able to use [Veyniac]’s Pico-Audio-Interface as a free (and ...

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 ...