Testing FM receivers is not that much different than testing other pieces of audio equipment. Appropriate tests include the big six: level, frequency response, THD+N, phase, interchannel crosstalk, ...

AM radios are relatively simple devices, and building one is a good way to start exploring the world of radio communications. [GreatScott] does exactly this in the video after the break, building both ...

RF Solutions is announcing the immediate availability of its RF620 Smart Radio transmitter and receiver modules. These items provide low cost, reliable wireless data communications within a range of ...

Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) have, for the first time, used a semiconductor laser to send and receive radio signals. The hybrid ...

I’ve been into photography since I was a small child, learning from my dad, who was a professional photographer. I didn’t get into studio flash until many years later – nearly 20 years ago, in fact. I ...

Article 810 provides installation requirements for transmitter and receiver equipment as well as the associated wiring and cabling (Fig. 1). Article 810 applies to: VHF/UHF antennas, which receive ...

WARNING: Most unlicensed radio broadcasts are illegal in the U.S. The following is for informational purposes only. With just a basic tool kit, some copper wire, a piece of coke, a car battery, a ...

Anything with a laser has undeniable hacker appeal, even if the laser’s task is as pedestrian as sending data over a fiber optic cable. [Shahriar] from [The Signal Path] must agree, and you ...

A team of engineers from Columbia University has created a nano-mechanical system with the ability to create FM radio signals. In other words, they've built what is effectively the world’s smallest FM ...