The terms ‘AM’ and ‘FM’ refer to forms of signal modulation ... This means the Chennai Akashvani radio station produces radio waves with 783,000 crests in one second.
While SpaceX’s Starlink satellites are enabling internet access and cell phone communications around the globe, they’re also posing a threat to radio astronomy, a new study suggests.
The Ministry of Information and Broadcasting (MIB) commissioned 57 new community radio stations during financial year 2023-24. The information has been shared by the MIB in its annual report of ...
and they are necessarily concerned with the manner in which radio waves are propagated around the earth's surface and to distances beyond the horizon. These and older students of the subject have ...
It has taken a lead by virtue of line of sight propagation of waves and smaller range resulting in good quality and reliable signal. The salient feature of FM broadcast is that it works as community ...