Essays Tagged: "radio waves"

Differences in Radio AM and FM

RADIO In the modern society, radio is the most widely used medium of broadcasting and electro ... national defense, space travel, overseas communication, news reporting and weather forecasting. In radio broadcasts, they use the radio waves which can be both microwaves and longer radio waves. Thes ... lation (AM ) and frequency modulation ( FM ). These two kinds of wave have many differences. Radio waves are among the many types of electromagnetic waves that travel within the electromagnetic ...

(3 pages) 90 0 4.3 Dec/1996

Subjects: Science Essays > Physics


acronym for the phrase 'light amplification by stimulated emission of radiation.'Light is just like radio waves in the way that it can also carry information. The information is encoded in the beam as ...

(3 pages) 40 0 4.3 Feb/1997

Subjects: Science Essays > Computer Science

The Fear of Science portrayed in Stevenson's "Dr. Jekyll and Mr. Hyde", Well's "The Time Machine", and Shelley's "Frankenstein"

ife. This investment in science gave thenineteenth century society the discovery of light waves and radio waves,the electric motors, the first photograph and telephone, and the firstpublication of the ...

(6 pages) 121 0 4.1 Jan/1996

Subjects: Literature Research Papers > European Literature

Radios, and how they work

Idoh GerstenPhysicsIdoh GerstenMr. ZambiziPhysicsMarch 12, 1995Radio is a form of communication in which intelligence is transmitted without wires from one point t ... istances were the telephone and the telegraph. They required wires between the sender and receiver. Radio, on the other hand, requires no such physical connection. It relies on the radiation of energy ... hysical connection. It relies on the radiation of energy from a transmitting antenna in the form of radio waves. These radio waves, traveling at the speed of light (300,000 km/sec; 186,000 mi/sec), ca ...

(12 pages) 120 0 2.6 Mar/1996

Subjects: Science Essays > Technology

This essay exaplins how and why elvis influenced American Music.

ll, a musical style that combines the likes of rhythm and blues and country western, was tearing up radio waves long before Presley. It was not yet the revolution it would later become until Elvis ent ...

(4 pages) 184 1 4.0 Dec/2002

Subjects: Art Essays > Music History & Studies > Performers & Composers

Comparing and Contrasting AM and FM radio.

In the modern society, radio is the most widely used of broadcasting and electronic communication. It plays a major role in ... t widely used of broadcasting and electronic communication. It plays a major role in many areas. In radio broadcasts, they use the radio waves, which can be both microwaves, and longer radio waves. Th ... nal short wave stations. Frequency modulation is a way to convey information, voice, and music on a radio wave is to slightly change the frequency. Frequency modulation is, of course, used on the FM b ...

(2 pages) 99 1 2.8 Mar/2003

Subjects: Science Essays > Technology

"Introduction of the Microwave"

o inside our homes and turn on our TV's, do we ever wonder how the human mind could ever comprehend radio waves and electromagnetic energy? How were these things invented? How did anyone get the first ...

(3 pages) 67 0 5.0 Apr/2003

Subjects: Science Essays > Technology

To be a Laker. Covers Kobe Bryant case and athletes unfair treatment. 2 full pages with a bibliography page.

pa in Cordillera, Colorado. Multitudes upon multitudes of opinions have been flooding the airwaves, radio waves, and newspaper racks of Mr. Bryant's position, every since. The humble, God-fearing, "go ...

(3 pages) 46 0 3.0 Dec/2003

Subjects: Social Science Essays > Controversial Issues

The Advertised Life According to Vanderbilt

to the consumer. In today'ssociety every sort of public space like billboards, walls, Internet, andradio waves are used to assimilate people into this advertised life. Weidentify ourselves only as co ...

(5 pages) 66 0 4.3 Feb/2004

Subjects: Humanities Essays


Wavelength and its relation to other wavelengths in the electromagnetic spectrumRadio waves have the biggest and longest wavelengths in the Electromagnetic spectrum. These waves ca ... c spectrum. These waves can range from as long as one football pitch to as small as a football. All radios today, however, use continuous sine waves to transmit information (audio, video and data). Th ... tinuous sine waves today is because there are so many different people and devices that wish to use radio waves at the same time.Interesting facts about radio wavesRadio astronomers use diesel cars as ...

(3 pages) 78 1 4.8 Apr/2004

Subjects: Science Essays > Physics

Advantages and disadvantages associated with various network topologies, cable options and factors governing selection of an appropriate cable.

t privileges and restrict access to certain users. They are linked through cables, telephone lines, radio waves, satellites or infrared light beams. There are three basic types of network:·Loca ... sfer, e.g. Ethernet, LocalTalk, Token Ring.·Media - how devices are connected (e.g. cable or radio waves)TopologyEvery LAN has a "topology" - the way devices on a network are arranged and how t ...

(4 pages) 181 0 4.2 Apr/2004

Subjects: Science Essays > Technology

What factors affect the demand of mobile telephone products?

peoples mobile telephone calls were carried over analogue transmissions. Analogue transmissions are radio waves, as received by a normal radio. Due to their basic nature, analogue mobile phones where ...

(8 pages) 253 0 4.6 Apr/2004

Subjects: Businesss Research Papers > Case Studies

Cell Phone Radiation Syndrome C.P.R.S.

the world.1. How do phones emit radiation?In order to operate, cell phones have to emit signals via radio waves, which are comprised of RF energy, a form of electromagnetic radiation. When you talk on ... lk on a cell phone a transmitter takes the sound of your voice and encodes it onto a sine wave. The radio waves that are used to send the encoded signal to the cellular tower are made up of electromag ...

(1 pages) 75 1 3.8 Jun/2004

Subjects: Science Essays

The big bang- how the universe began

y stages of the formation of the universe are now shifted to Infrared Radiation wavelength range.b) Radio WavesRadio waves have the longest wavelengths in the electromagnetic spectrum. Radio waves can ... est wavelengths in the electromagnetic spectrum. Radio waves can be either very long or very short. Radio waves are extremely useful because they can go through the earth's atmosphere. Radio waves are ...

(4 pages) 76 0 3.0 Oct/2004

Subjects: Science Essays > Astronomy

Health Concerns of Expousure to Radiation

rgy from one place to another. The radiation you receive from gamma Rays, X-rays, visible light and radio waves. This radiation contacts your body every day. The radiation that you don't come in conta ...

(2 pages) 33 0 3.0 Oct/2004

Subjects: Science Essays

The Implications of Digital Convergence

onfined to books, encyclopedias, dictionaries, and written or typewritten documents. Television and radio were no different than they are today: broadcast along radio waves and amplified via signal to ... le's Roadrunner cable modem service, and a standard cable modem, your computer can be a television, radio, book, dictionary, encyclopedia, CD or DVD player, Internet hub, typewriter, and much, much mo ...

(2 pages) 65 0 5.0 May/2005

Subjects: Science Essays > Computer Science

How could technology transform the re-telling of "The Hobbit"?

k and it will be the way of printing in the near future. Also, with the newly founded technology of radio paper, all kinds of books can be retold. With the radio paper, items such as newspapers will n ... old. With the radio paper, items such as newspapers will never be out-of date as the paper receives radio waves with news to update the page. Using this technology to retell my story, one can just hav ...

(5 pages) 14 0 0.0 May/2006

Subjects: Literature Research Papers > European Literature

Heinrich Rudolf Hertz

veloped a dipole antenna. This antenna is a center-fed driven element for transmitting or receiving radio frequency energy. These antennas are the simplest practical antennas. Through experimentation, ... ve's component direction vary. Hertz measured Maxwell's waves and demonstrated that the velocity of radio waves was equal to the velocity of light. The electric field intensity and polarity was also m ...

(1 pages) 12 0 3.0 Apr/2007

Subjects: Science Essays > Physics

Media And Government

television and electronic superhighways. "Fiber optics transmit signals on light beams rather than radio waves." (Wilson & Wilson, 333) The use of satellites, especially direct broadcast sa ...

(5 pages) 22 0 0.0 Oct/2001

Subjects: History Term Papers > North American History


Radio Radio becomes Americas second national mass medium after magazines - 99% of American's ... becomes Americas second national mass medium after magazines - 99% of American's homes have radios - 95% of American's cars have radios - 40% of Americans listen to the radio b ... of Americans listen to the radio between 6 am and midnight - 7% of Americas bathrooms have radios in them Radio: A technological Leap 1835 Samuel F. B. Morse demonstrates his electromagnetic ...

(2 pages) 394 0 0.0 Feb/2008

Subjects: Social Science Essays > Communication Studies > The Media