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Antenna (radio) - Wikipedia Antennas can be designed to transmit and receive radio waves in all horizontal directions equally (omnidirectional antennas), or preferentially in a particular direction (directional, or high-gain, or "beam" antennas)
How do antennas and transmitters work? - Explain that Stuff That's more or less what an antenna (sometimes called an aerial) does: it's the metal rod or dish that catches radio waves and turns them into electrical signals feeding into something like a radio or television or a telephone system Antennas like this are sometimes called receivers
What are antennas and how do they work? - TechTarget An antenna is a specialized transducer that converts electric current into electromagnetic (EM) waves or vice versa Antennas are used to transmit and receive nonionizing EM fields, which include radio waves, microwaves, infrared radiation (IR) and visible light
The Best Digital TV Antennas for 2025 - PCMag If you want to cut the cord but keep live TV, you need the right antenna to tune into over-the-air broadcasts Here's what you need to know, along with our top picks
Antenna Basics Before we can design an antenna or discuss antenna types, we must understand the basics of antennas, which are the fundamental parameters that characterize an antenna
TV Antenna: HDTV Digital TV Antennas - Best Buy Get sharp pictures from your local stations with TV antennas from Best Buy Shop indoor outdoor digital TV antennas or an amplified HDTV antenna for indoor use
What is an antenna? - NASA An antenna is a metallic structure that captures and or transmits radio electromagnetic waves Antennas come in all shapes and sizes from little ones that can be found on your roof to watch TV to really big ones that capture signals from satellites millions of miles away
AntennaWeb - Antenna Information AntennaWeb helps you make more informed decisions about choosing the antenna type that best matches the availability of stations from your local broadcasters and your viewing needs
Antenna Theory - Fundamentals - Online Tutorials Library In the field of communication systems, whenever the need for wireless communication arises, there occurs the necessity of an antenna Antenna has the capability of sending or receiving the electromagnetic waves for the sake of communication, where you cannot expect to lay down a wiring system