Electromagnetic waves of different frequency are called by different names since they have different sources and effects on matter. In order of increasing frequency and decreasing wavelength these are ...

The Mustool MT525 electromagnetic radiation tester then ... and it works at common amateur radio frequencies, though I can’t really claim it has much use as a bench instrument.

Michael Bevington explains the health risks associated with exposure to radiofrequency radiation and electromagnetic fields ...

Electromagnetic radiation is carried by photons ... from the crest of one wave to the crest of the next wave), by frequency (the number of wave cycles that pass by in a given period, measured ...

A solar flare is heading toward Earth, causing potential radio blackouts, especially for aviation and emergency services.

Electromagnetic interference is becoming a bigger disturbance in power electronics and other systems. Explore the many ...

Hot bodies emit a continuous range of electromagnetic radiation at different energy values – this means that the radiation that is emitted is spread out over a range of different frequencies and ...

THE electromagnetic spectrum includes radiation over a wide range of energies and a variety of categories, many of which one senses or uses every day. These include microwaves, television and ...

The types of radiation that occur in different parts of the spectrum have different uses and dangers - depending on their wavelength and frequency. The speed of electromagnetic waves in a vacuum ...

Some may be sensitive to radiation, while others are not. However, since the turn of the century, wireless activity has increased exponentially. The higher 5G cellular frequencies are also causing ...

The National Oceanic and Atmospheric Administration (NOAA) has raised concerns about potential radio blackouts this week due ...