The combination of electric and magnetic fields at right angles produces radio waves. These waves occur at different frequencies, and the range of useful frequencies is called the electromagnetic ...

Spectrum is everything when it comes to choosing or designing wireless equipment. Knowledge of the electromagnetic (EM) spectrum is essential for all engineers working with wireless equipment and ...

The electromagnetic spectrum is the nervous system of modern military operations, yet the way the U.S. Department of Defense (DOD) staffs its spectrum enterprise has not kept pace with the complex, ...

Visible light forms part of the electromagnetic spectrum. So do emissions from TV and radio transmitters, mobile phones and the energy inside microwave ovens. As the name implies, they have electric ...

Today’s electromagnetic (EM) spectrum is a scarce resource that is becoming increasingly congested and contested as friendly, unfriendly, and neutral entities vie for available spectrum resources at ...

Electromagnetic spectrum operations (EMSO) have rocketed to prominence across the U.S. military, complete with their own doctrine, billets and centers of excellence. Yet decades before EMSO was ...

Forbes contributors publish independent expert analyses and insights. Jayshree Pandya is Founder of Risk Group & Host of Risk Roundup. Electronic warfare is on our doorstep, and no nation seems to be ...

A new, miniature laser source developed by applied physicists in the Harvard John A. Paulson School of Engineering and ...