Researchers at Chalmers developed a space communication system using noise-free optical amplifier and ultra-sensitive ...

At $1,999, the Technics HA-507 is a pure analog headphone amplifier and preamplifier with a balanced/dual mono configuration.

Getting ready for a dive into hi-fi? Check our list of the best stereo receivers and integrated amplifiers, including models ...

In space exploration, long-distance optical links can now be used to transmit images, films and data from space probes to Earth using light. But in order for the signals to reach all the way and not ...

In space exploration, long-distance optical links now enable the transmission of images, videos, and data from space probes to Earth using light. However, for these signals to travel the entire ...

Reaching indoor antennas requires more power, offsetting efficiency gains made by today’s solid-state technology ...

Pioneer this year, putting each model through its paces with our intensive testing process. Ultimately, two models have risen ...

Pro-Ject Audio's Juke Box E1 combines a solid amplifier and turntable in one for those beginner audiophiles who don't want to fuss with components.

We see it, hear about it, and know it’s a concept more companies are trying to embrace. Picture those polished marketing ...

Now, researchers at Chalmers University of Technology, in Sweden, have created a system that, with a silent amplifier and record-sensitive receiver, paves the way for faster and improved space ...

Will a new breed of thin-film amorphous solar cells deliver double the efficiency at half the cost of their silicon-based ...

Tee Higgins missed the Cincinnati Bengals' Week 8 game against the Philadelphia Eagles after suffering a quad injury at ...