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Radio Waves

NASA page all about radio waves and radio astronomy

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Hits: 2080

http://missionscience.nasa.gov/ems/05_radiowaves.html

The Electromagnetic Spectrum

NASA page about electromagnetic waves with descriptions of such waves and their uses.Covers radio waves, microwaves, infrared, visible light, ultraviolet (UV), x-rays and gamma rays.

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Hits: 3352

http://missionscience.nasa.gov/ems/index.html

Radio Transmission

Even today it seems like magic. You turn on your radio and, somehow, sound sent from a distant radio station fills the room. How does radio transmission work?

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Hits: 2438

http://www.pbs.org/wgbh/aso/tryit/radio/

Susan Jocelyn Bell Burnell

This a biography of radio astronomer Susan Jocelyn Bell Burnell, who discovered the first pulsar (stars that release regular bursts of radio waves) in 1967.

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Hits: 1494

http://www.galegroup.com/free_resources/whm/bio/bellburnell_s.htm

Chromoscope

See the universe in range of wavelengths from gamma rays to radio waves.

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Hits: 2447

http://www.chromoscope.net/

How Digital Radio Works

Satellite radio is poised to change the way we listen to music. Find out how digital radio gets from Earth to satellite to you!. From HowStuffWorks.com.

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Hits: 3171

http://www.howstuffworks.com/satellite-radio.htm

Radio waves and health

A discussion on the possible health implications of using mobile telephones.

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Hits: 1073

http://www.ericsson.com/ericsson/corporate_responsibility/health/

Enlightened

A site from the ThinkQuest competition about light giving brief descriptions of electromagnetic radiation from radio waves and microwaves to x rays and gamma rays.

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Hits: 1833

http://library.thinkquest.org/C002213/

Electromagnetic Spectrum

A range of resources on the electromagnetic spectrum and the different types of electromagnectic wave, from radio waves to gamma rays.

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Hits: 2192

http://www.darvill.clara.net/emag/index.htm

Tuning a radio receiver

This site shows how a radio is tuned using a variable capacitor connected to a simple antenna transformer circuit. Includes a description of reactance equalization.

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Hits: 1971

http://micro.magnet.fsu.edu/electromag/java/radio/
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