microwaves
TRANSCRIPT
MICROWAVESMICROWAVES
BRIANNA BLAZE
MICROWAVES PRODUCE HARMFUL MICROWAVES PRODUCE HARMFUL RADIOACTIVE RADIATION…RADIOACTIVE RADIATION…
THIS IS NOT TRUE! Microwaves used in THIS IS NOT TRUE! Microwaves used in radar equipment, the telephone, and radar equipment, the telephone, and television and radio communication are in television and radio communication are in the non-ionizing range of electromagnetic the non-ionizing range of electromagnetic radiation.radiation.
Gallawa
MICROWAVES ARE…MICROWAVES ARE…
Radio frequencies between one gigahertz Radio frequencies between one gigahertz and three hundred gigahertzand three hundred gigahertz
Williams
MICROWAVES ARE…MICROWAVES ARE…
very short waves of electromagnetic very short waves of electromagnetic energy that travel at the speed of light energy that travel at the speed of light which is 186,282 miles per secondwhich is 186,282 miles per second
Gallawa
ELECTROMAGNETIC ENERGYELECTROMAGNETIC ENERGY
They can travel millions of miles through They can travel millions of miles through empty space because electromagnetic empty space because electromagnetic waves are stored energy in motionwaves are stored energy in motion
Gallawa
PEOPLE USE MICROWAVES PEOPLE USE MICROWAVES FOR…FOR…
communication because communication because they used very long they used very long wave lengths and a low wave lengths and a low frequency so they will frequency so they will travel a further distance travel a further distance than other and shorter than other and shorter waveswaves
Williams
NUMEROUS APPLICATIONS INNUMEROUS APPLICATIONS IN THE MILITARYTHE MILITARY
Soldiers now Soldiers now have the ability have the ability to communicate to communicate to their to their commanding commanding officers from the officers from the battlefieldbattlefield
Microwaves
WEAPONSWEAPONS
United States Navy is United States Navy is exploring the idea of exploring the idea of using High Power using High Power Microwave techniques Microwave techniques for building an anti-for building an anti-ship missile defense ship missile defense and command control and command control warfare weapon.warfare weapon.
Microwaves
TELEPHONE COMPANIESTELEPHONE COMPANIES
had placed towers in specific areas which had placed towers in specific areas which were about thirty to sixty miles apart and were about thirty to sixty miles apart and were equipped with antennas, receivers were equipped with antennas, receivers and transmittersand transmitters
Mullen
VACUUM TUBEVACUUM TUBE
This allowed us to control the frequencies. This allowed us to control the frequencies. Because the frequencies can now be Because the frequencies can now be controlled this led to multiple channels, controlled this led to multiple channels, and the commercial and industrial radio to and the commercial and industrial radio to be born.be born.
Gallawa
COMMUNITY ANTENNA COMMUNITY ANTENNA TELEVISION INDUSTRYTELEVISION INDUSTRY
Microwaves made it possible for Microwaves made it possible for community antenna television systems to community antenna television systems to operate many hundreds of miles from the operate many hundreds of miles from the actual television stations. This allowed for actual television stations. This allowed for a larger population of the nation to gain a larger population of the nation to gain access to television.access to television.
Mullen
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
microwave ovenmicrowave oven
Williams
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
radarsradars
Williams
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
satellitessatellites
Williams
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
cell phonescell phones
Williams
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
wireless computer networkswireless computer networks
Williams
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
Asynchronous Transfer Asynchronous Transfer Mode (ATM) Mode (ATM)
Williams
EVOLUTION OF MICROWAVE EVOLUTION OF MICROWAVE TECHNOLOGYTECHNOLOGY
Radio telescopes to study Radio telescopes to study microwave emissions from microwave emissions from stars, galaxies, and stars, galaxies, and potential leftover energy potential leftover energy from the big bangfrom the big bang
Williams
Bih, Joseph Z. (2007). A MICROWAVE PARADIGM. Bih, Joseph Z. (2007). A MICROWAVE PARADIGM. Ubiquity. Retrieved form Ubiquity. Retrieved form http://www.acm.org/ubiquity/views/v8i04_bih.htmlhttp://www.acm.org/ubiquity/views/v8i04_bih.html..
Gallawa, John C. (2008). What are Microwaves? Gallawa. Gallawa, John C. (2008). What are Microwaves? Gallawa. Retrieved from Retrieved from http://http://www.gallawa.com/microtech/mwave.htmlwww.gallawa.com/microtech/mwave.html..
Microwave Communication Army Careers. Microwave Communication Army Careers. http://www.usmilitary.com/5522/microwave-communicatiohttp://www.usmilitary.com/5522/microwave-communication-army-careers/n-army-careers/
Mullen, Megan. (2010). Microwave. The Museum of Mullen, Megan. (2010). Microwave. The Museum of Broadcast Communications. Retrieved from Broadcast Communications. Retrieved from http://http://www.museum.tv/eotvsection.php?entrycodewww.museum.tv/eotvsection.php?entrycode=microwave=microwave. .
Williams, Thomas D. Ph.D. (2009). A very brief Williams, Thomas D. Ph.D. (2009). A very brief introduction to microwaves. Retrieved from introduction to microwaves. Retrieved from http://www.wa1mba.org/micros.htmhttp://www.wa1mba.org/micros.htm..