For those who need to be able to carry their computer with them wherever they’re traveling, a laptop computer is the perfect choice. However, the downside to a laptop is you cannot easily replace ...

The Tube Delight USB sound card is a portable USB sound card that looks like a vacuum tube. It connects to your PC or notebook, allowing you to connect speakers, headphones, and a microphone to it.

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The circuit was designed to create a sound card that is base on a PIC microcontroller to be used for USB audio streaming. The circuit was designed to create a sound card that is base on a PIC ...

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 ...

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 ...

I bought three USB sound cards for $9 a while back, and they have tolerable stereo or quadraphonic output, but anything more stressful and they fall over and die. They are CMedia CM-106L no-names. For ...

The USB soundcard race may not be the hottest, but it just got a little warmer just the same. Turtle Beach upgraded its Amigo and Micro external cards to be the -- wait for it -- Amigo II and Micro II ...

I have a set of USB headphones/mic I use for gaming (and, well, pretty much all computer audio).<BR><BR>Put bluntly, where is everything being processed? It is just coming out of a standard USB port, ...

Piezoelectric sensors are great for monitoring mechanical impacts with a microcontroller. Whether you’re monitoring knocks on a door or watching a heartbeat, they are a cheap way to get the job done.