There's lots to discover in the electromagnetic spectrum. Here's a tour that begins with radio waves and takes you through microwaves, infrared radiation, light, ultraviolet radiation, and X-rays.

This spectrum analyzer project seeks to improve the quality of tools available to amateur radio operators ... One noteworthy part of the build is the time that went into building a rather ...

Electromagnetic waves are members of a family of waves with common properties called the electromagnetic spectrum ... Bluetooth uses radio waves because radio waves pass through walls but the ...

A radio technique that continuously alters its ... In 1940, Austrian-born Hedy Lamarr, considered one of the sexiest actresses of her time, was also a co-inventor of frequency hopping.

Wireless broadband is fueled by radio spectrum—the invisible ... there's no efficient way to get spectrum to the market in time to beat the 2027 time frame. This is a disaster.

The Funkamateur design was improved upon by other radio amateurs around ... It’s all very well to have a spectrum analyser to look at the pretty spikes, but it’s time to do something useful.

The electromagnetic spectrum consists of a group of radiations that all travel at the speed of light (\(3\times 10^{8},m\,s^{-1}\)). In the middle of the EM spectrum is the visible spectrum ...