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waveguide antenna Essay Examples

277 total results

The Evolution of Toys With the Help of Today’s Technology (458 words, 1 pages)

ToysWhen I was a child I could only have dream of having toys like they do today. With the technology advancements and new inventions that they have today the toy companies can make toys that walk, talk, and learn all on their own.Growing up as a child I played with ... Read More

The Main Features of Mantodea, or the Praying Mantis (2185 words, 12 pages)

MANTODEA Most commonly known as the Praying Mantis, order mantodeais a group of about 1800 carnivorous insects which prodominatleylive in tropical regions of the earth. Though certain speciescan be found in locations with moderate climate. With anextremely striking appearence, mantids almost have human likequalities with the ability to hold an ... Read More

An Analysis of the Topic of the Two Possibilities by Bertrand Russell (1772 words, 3 pages)

Bertrand Russell wrote, There are two possibilities. Maybe we are alone. Maybe we are not. Both are equally frightening (Jakosky 1). The question of life in the universe is one that leaves many in a state of bewilderment. It becomes even more interesting when it leads to another question that ... Read More

An Exceptional Butterfly in the Meadow (576 words, 2 pages)

The grass was covered with delicate, colorful flowers and the meadows were never-ending. Each natural object was carefully placed as if Mother Nature had a specific place in mind. The warming sun shined brightly on the beautiful green grass. The hills, with their perfectly rounded tops were very distant but ... Read More

An Introduction to the Global Positioning System (GPS) Navigation System (1009 words, 3 pages)

The Global Positioning System.What is GPS?The global positioning system is a satellite-based navigation system, developed and operated by the U.S. Department of Defence, consisting of a network of 24 orbiting satellites that are eleven thousand nautical miles in space, at an inclination of 55 degrees and in six different orbital ... Read More

Causes of Cell Phone Radiation and Its Effect to the Human Body (1641 words, 7 pages)

What Causes Cell Phone Radiation and How Does it Effect Your Body?What is so popular with young teenagers today? Cell phones. Walking around on campus to walking around at the mall with your cell phone may seem fashionable and trendy, but did you now that it might be causing you ... Read More

A Review of Langston Hughes’ Poem “Doorknobs” (484 words, 2 pages)

DoorknobsLangston Hughes is considered by many readers to be the most significant black poet of the twentieth century. Except for a few examples, all his poems are about social injustice in America. The somber tone of his writing often reflected his mood. Race relations were present in almost his whole ... Read More

The Main Characteristics of the Eiffel Tower and Its Importance (6456 words, 16 pages)

The Eiffel Tower (French La Tour Eiffel, tu fl, nickname La dame de fer, the iron lady) is an 1889 iron lattice tower located on the Champ de Mars in Paris that has become both a global icon of France and one of the most recognizable structures in the world. ... Read More

The Background Information of Mantodea (2184 words, 9 pages)

Mantodea - most commonly known as the Praying Mantis, order mantodea is agroup of about 1800 carnivorous insects which prodominatley live in tropicalregions of the earth. Though certain species can be found in locations withmoderate climate. With an extremely striking appearence, mantids almost havehuman like qualities with the ability to ... Read More

An Introduction to the Nature and the Types of Butterflies the Flying Insects (949 words, 4 pages)

Butterflies are flying insects, which comprise the order Lepidopterawith. There are about 15,000 to 20,000 kinds of butterflies. Butterflies areholometobore insects. The largest butterfly ever found is the QueenAlexandras butterfly. Scientific and non-scientific vocabulary words whichmust be learned before reading this section in alphabetical order Abdomen(noun) 1. The part of ... Read More

An Analysis of the Poem Doorknobs by Langston Hughes (484 words, 2 pages)

Doorknobs Langston Hughes is considered by many readers to be the mostsignificant black poet of the twentieth century. Except for a few examples, allhis poems are about social injustice in America. The somber tone of his writingoften reflected his mood. Race relations were present in almost his wholecareer, following him ... Read More

The Anatomy of Ceriodaphnia (217 words, 1 pages)

Anatomy Ceriodaphnia has six pairs of lobed legs which bear numerous hairs.Their head is bent downwards and is set from the body by a cervical sinus. Thehead also has two large secondary antennas that are positioned laterally nearthe posterior margin. (Pennak, 1989) The Ceriodaphnias mouth is located nearthe junction of ... Read More

An Analysis of the Many Ant Species in Biology (324 words, 2 pages)

There are more then 10,000 species of ants and they all share the same commontraits. The traits that they share are three body sections. The body sectionsare the head, thorax, and abdomen. The head contains a relatively large brain.It also had the eyes, antennae, and the mandibles (which are shaped ... Read More

The SETI Program and the Existence of Extraterrestrials (1653 words, 7 pages)

Bertrand Russell wrote, There are two possibilities. Maybe we are alone.Maybe we are not. Both are equally frightening (Jakosky 1). The question oflife in the universe is one that leaves many in a state of bewilderment. Itbecomes even more interesting when it leads to another question that ofintelligent life in ... Read More

An Analysis and History of the Eiffel Tower in the Paris, France (753 words, 4 pages)

The Eiffel tower is the trademark of Paris,France. With the tower being 984ft, its kind of hard not to noticeit. The tower has a restaurant, radio and television transmitterand more. Gustave A. Eiffel created the tower to enter it in theworlds fair. It was made with wrought iron and had ... Read More

An Analysis of the Two Modes of Propaganda, Ground Wave and Sky Wave (2450 words, 4 pages)

Propagation as defined by Webster Dictionary as "the phenomenon of radio frequency energy traveling through the earth's atmosphere, as well as through the empty space above the atmosphere".Once radio-frequency energy has been emitted from an antenna it will travel away from the antenna, where it is generated from, at the ... Read More

An Overview of the Changes on the Television in the Past Half Century (1505 words, 2 pages)

TELEVISION HOW HAS IT CHANGED SINCE ITS INVENTION? How has television changed over the last 25-50 years? This question can be answered in a variety of different ways ranging from the technological changes and advances it has gone through to the question of whether it has any type of affects ... Read More

The Anatomy of Insects and Their Subclasses (466 words, 4 pages)

subject biologytitle Biology Instinctpapers Insects are neumeroutinvertebrate animals that belong in the Phylum Arthropoda and Class Insecta.The class Insecta is divided into 2 subclasses Apterygota, or winglessinsects, and Pterygota, or winged insects. Subclass Pterygota is futher dividedon basis of metamorphosis. Insects that have undergone incomplete metamorphosisare the Exopterygota. Insects that ... Read More

An Analysis of the Structure of the Chloroplast as Seen in Electron Micrographs (807 words, 6 pages)

Draw the structure of the chloroplast as seen in electronmicrographs State that Photosynthesis-consists of light dependent andlight-independent reactions. Explain Light-dependent reactions including the photoactivationof photosystem II, phytolysis of water, electron transport, cyclic andnon-cyclic phosphorylation, photoactivation of Photosystem I and reduction ofNADP In the thylakoids, chlorophyll and other molecules arepacked into ... Read More

An Overview of the Low Frequency Wave Generator HAARP (1316 words, 2 pages)

HAARP is an extremely low frequency radio wave generator. It stands for High Frequency Active Auroral Research Program. It is a massive antennae array up in Alaska on the Copper River Basin. It's altitude fluctuates between 1000 and 3000 feet above sea level. It is operated by the US military, ... Read More

An Introduction to the Architecture of the Eiffel Tower (764 words, 4 pages)

Eiffle Tower By Jon E-mail luoniyahoo.com The Eiffel Tower The Eiffel tower is the trademark of Paris, France. With the tower being 984ft, its kind of hard not to notice it. The tower has a restaurant, radio and television transmitter and more. Gustave A. Eiffel created the tower to enter ... Read More

The Evolution of TV Broadcasting in France, Germany and Sweden (3231 words, 19 pages)

The times are achanging...How France, Germany and Sweden introduced private, cable and satellite TV - a comparison over the past 10 years.1. INTRODUCTIONWhy we have chosen this subject?Before starting to write about TV in Sweden, Germany and France, we wanted to compare French,German and Swedish media. But on account of ... Read More

A Look at the History of the Use of Radio for Communications and the Concept Behind It (3059 words, 12 pages)

Idoh GerstenPhysicsIdoh GerstenMr. ZambiziPhysicsMarch 12, 1995Radio is a form of communication in which intelligence is transmitted without wires fromone point to another by means of electromagnetic waves. Early forms of communication overgreat distances were the telephone and the telegraph. They required wires between thesender and receiver. Radio, on the other ... Read More

An Analysis of the Suicide Kit By David L Hayles (503 words, 1 pages)

Cockroach motel The Suicide Kit by David L Hayles192pp, SeckerIn "The Incredible Doctor Octor", one of the short stories in David L Hayles's debut anthology, the worst doctor on Harley Street instructs a female patient to strip and do a handstand in front of a full-length mirror. "Well Doctor?" she ... Read More

A Summary of Trieste and the Meaning of Nowhere by Jan Morris (752 words, 1 pages)

Trieste, full of doloursTrieste and the Meaning of NowhereJan MorrisFaber 16.99, pp194For more than 50 years Jan Morris has captured the genius loci of cities. Her books on Venice, Oxford, Manhattan, Hong Kong and Sydney are remarkable evocations of those places. Her latest work is a fan-letter to one of ... Read More

The Growth of Information Service in the Retail World Today (609 words, 4 pages)

We live in a world where consumers are demanding access to information and service anywhere, anytime, and from any device. For most people, Cell phones will be the devices, which provide them with their first access to the Internet. Time is the most precious commodity and convenience is everything. Access ... Read More

A Look at the History of Cable Television (584 words, 3 pages)

Cable TelevisonThe history of cable television has had a great jump from houses being able to have 12 channels in 1948 until modern day inventions like directv, which can offer you up to 600 channels. In 1950, 14,000 homes nationwide had cable television, while in 1996, more than 64 million ... Read More

An Analysis of the Fruits of Mother Nature and the Beauty of Butterflies (572 words, 1 pages)

An Exceptional ButterflyThe grass was covered with delicate, colorful flowers and the meadows were never-ending. Each natural object was carefully placed as if Mother Nature had a specific place in mind. The warming sun shined brightly on the beautiful green grass. The hills, with their perfectly rounded tops were very ... Read More

An Analysis of the Communications Paradox and the Fact That Globalization May Be Just Another Word for Western Cultural Dominance (4617 words, 9 pages)

The Communications Paradox Globalization may be just another word for Western Cultural Dominance.(includes related article on disadvantages of the Internet) "Go tell it on the mountain." As the popular spiritual advised, it used to be that if you had a message to get across, you only had to go to ... Read More

Definition and Principles of Radar (642 words, 2 pages)

system or technique for detecting the position, movement, and nature of a remote object by means of radio waves reflected from its surface. Although most radar units use microwave frequencies, the principle of radar is not confined to any particular frequency range. There are some radar units that operate on ... Read More

Published: Friday 25th of January 2013