Here’s a surprisly simple way to build yourself a laser-based listening device. It consists of two modules, a transmitter and a receiver. The transmitter is a set of lasers, one is visible red ...

Testing modern laser tools for accuracy is pretty much futile, as even the most affordable model is more accurate than the human eye can discern ... purchase of an LR8 receiver.

A standard microphone and audio amplifier are used to send the signals to the transmitter, which is just a typical garden-variety laser that anyone could find for a few dollars. A few LEDs prevent ...

Ty Pendlebury has worked at CNET since 2006. He lives in New York City where he writes about streaming and home audio. Expertise Ty has worked for radio, print, and online publications, and has ...

I ’m one of 30 million people who undergo laser eye surgery every year, with the very first procedure carried out in 1989. It ...

An audio amplifier and switching device for a stereo system. The receiver contains inputs for all the audio sources and outputs to one or more sets of speakers. It may also include an AM/FM tuner.

If you need high-quality printing in a snap, a laser printer can produce clean, sharp prints in as little as a few seconds. But, after three weeks of testing each device, not all laser printers ...

Learn about the anatomy of your eyes and how each part of the eye works in order to create visual output. Does your baby really need an eye exam in their first year? Absolutely. The smaller and ...

In most cases, losing your starting quarterback amid a potential College Football Playoff run would leave a team in shambles, but UNLV's All-American receiver ... a 61.7 pass grade, which ranks ...

Buffalo Bills general manager Brandon Beane said he liked where the team was with their wide receiver group after cutting the roster down to 53 players in late August. “Great chemistry ...