From the product description of this little unit, it's incredible what we can get with $200 nowadays...
1) As the core of a desktop audio system, the Icon connects to an Ipod, CD player, PC or Mac.
2) Via jitter-free USB technology, the Icon operates as a USB DAC for converting a PC or Mac's audio signal to high-quality analog sound.
3) For optimal headphone performance, the Icon includes a discrete, high-performance headphone amplifier.
4) For operation as an audiophile-grade preamplifier, the Icon's linestage can be connected to a power amp or active speakers.
5) As a high-quality auxiliary power amp in a surround-sound setup, the Icon can be used to drive tweeters or rear-channel speakers.
It seems that
Mr.Tranh Nguyen doesn't spend his time only between rockets and audio but also in Solar energie inventions:
http://guntherportfolio.blogspot.com/2007_11_01_archive.htmlTry to find the logo below, and you'll find out what this man is doing; and you might see audio and solar energie are not so far from each other has it seems...