Sure, you think your iPod sounds perfectly fine, but the TTVJ Portable Slim Headphone Amplifier will dramatically improve an iPod's or any portable music player's sound. Steve Guttenberg Former ...

Monoprice’s Monolith Portable Headphone Amplifier and DAC will bring out the best in your headphones, but the unit’s form factor, analog input, and smudge-prone surface hold it back from earning ...

While wireless headphones seem to be taking over the portable audio market, there is still a big audience that craves the higher fidelity of wired headphones. With headphone jacks all but eliminated ...

The Fosi Audio MD3 tries to clean up that mess in a manner that will work for some.

The Helm Audio DB12 THX Portable Headphone Amplifier and Bolt Dongle DAC offer quite the punch for under $230. Helm Audio are a prime example of a personal audio company that really understand the ...

Shanling Audio has unveiled the UA4 portable decoding headphone amplifier, featuring the innovative ES9069Q DAC. Representing a significant leap forward in the headphone amplifier industry, this DAC ...

Portable Bluetooth speakers have joined the club of ubiquitous personal electronics. What was once an expensive luxury is now widely accessible thanks to a prolific landscape of manufacturers mass ...

Geneva, February 25,2009 – STMicroelectronics (NYSE: STM), a world leader in analog ICs, has introduced the TS4999, a two-channel, 2.8W class D stereo audio amplifier IC featuring 3D audio effects ...

The Fiio X7 is targeted at music enthusiasts who listen to high-resolution audio using file formats not supported by iOS. While iTunes is popular, you might not use it because you want to listen to ...

Click modulation is a coding technique that was developed in the mid 80's by Logan (1984) to retrieve information encoded by the zero crossings of certain bipolar signals. Somewhat akin to pulse-width ...