Telecom

Here's the real reason to turn on airplane mode when you fly

We all know the routine by heart: "Please ensure your seats are in the upright position, tray tables stowed, window shades are up, laptops are stored in the overhead bins and electronic devices are set to flight mode."

Telecom

Antenna enables advanced satellite communications testing

On the rooftop of an MIT Lincoln Laboratory building sits a 38-foot-wide dome-shaped radio antenna enclosure, or radome. Inside the climate-controlled environment, shielded from the New England weather, a steel structure ...

Engineering

Preventing the impact sound annoyance from lightweight floors

One of the biggest noise nuisances in homes arises from people simply moving around their homes. In particular, this can be quite disturbing for people living in buildings where adjoining homes have traditional wooden floors. ...

Computer Sciences

Nanostructured surfaces for future quantum computer chips

Quantum computers are one of the key future technologies of the 21st century. Researchers at Paderborn University, working under Professor Thomas Zentgraf and in cooperation with colleagues from the Australian National University ...

page 12 from 17

Frequency

Frequency is the number of occurrences of a repeating event per unit time. It is also referred to as temporal frequency. The period is the duration of one cycle in a repeating event, so the period is the reciprocal of the frequency. For example, if a newborn baby's heart beats at a frequency of 120 times a minute, its period (the interval between beats) is half a second.

This text uses material from Wikipedia, licensed under CC BY-SA