radio: transmitting antenna - Students, Britannica Kids

Oscillating electric current in a transmitting antenna sends radio waves radiating into space. When the waves pass a receiving antenna, they set electrons surging back and forth in it.

Frontier Life at the Field Stations

Huge satellite dish array between Austin TX and Lockhart, near the F1 track. Anyone know what these are for? (xpost r/austin) : r/whatisthisthing

intelligence agency - Students, Britannica Kids

Antenna, Types, Uses & Benefits

Radio wave Facts for Kids

Making Waves with Radar

radio - Kids, Britannica Kids

radio - Students, Britannica Kids

Puerto Rico's Observatory Is Still Recovering From Hurricane Maria

What layer of the atmosphere do radio waves heading upward from Earth often bounce off? - Quora

AM Transmission

radio - Students, Britannica Kids

electromagnetic radiation - Students, Britannica Kids

citizens band (CB) radio - Students, Britannica Kids

AM Transmission