These antennas may operate either as transmitting or receiving antennas

These axially symmetric antennas have radiation patterns with a similar symmetry, called omnidirectional patterns ; they radiate equal power in all directions perpendicular to the antenna, with the power varying only with the angle to the axis, dropping off to zero on the antenna's axis.

These are also called " billboard antennas ".

These mobile satellite antennas are popular with some recreational vehicle owners.

These approximations are only valid for antennas at heights that are small compared to the radius of the Earth.

These electrically short antennas need loading coils of high inductance to bring them into resonance.

These two antennas will perform equivalently at the resonant frequency, but the second antenna will perform over a bandwidth 3 times as wide as the " hi-Q " antenna consisting of a thin conductor.

These antennas vary from in most applications though C-band VSATs may be as large as.

These few stations, however, require huge antennas, ultra-sensitive receivers, and powerful transmitters in order to transmit and receive over the vast distances involved.

These Centers house the electronic subsystems that point and control the antennas, receive and process the telemetry data, transmit commands, and generate the spacecraft navigation data.

These special machines are used for handling, sorting, and bonding the IC straps with antennas to create finished inlays.

These simple and practical " Helicals " were primarily designed to replace very large antennas.

These popular designs are still in common use today ( 2010 ) and have been universally adapted as standard FM receiving antennas for many factory produced motor vehicles as well as the existing basic style of aftermarket HF and VHF mobile helical.

These antennas are the simplest practical antennas from a theoretical point of view.

These antennas are widely used for hand-held radios such as cell phones, cordless phones, walkie-talkies, FM radios, boom boxes, Wifi enabled devices, and GPS receivers, and also attached to vehicles as the antennas for car radios and two way radios for police, fire and aircraft.

These ten radio antennas work together as an array that forms the longest system in the world that uses very long baseline interferometry.

" These two 50 kW stations attempted to broadcast at full power by using caged antennas slung from a central broadcasting mast, which caused constant headaches for the radio engineers.

These physical arrays are truly synthetic ones, indeed being created by synthesis of a collection of subsidiary physical antennas.

These antennas enable the Mode S transponder to receive interrogations at 1030 MHz and reply to the received interrogations at 1090 MHz.

These antennas provide huge signal gains over a dipole or simple vertical and make short work of several hundred miles providing reliable communications.

These mounts are used, for example, with telescopes, cameras, radio antennas, heliostat mirrors, solar panels, and guns and similar weapons.

These types are often used as feed horns for wide search radar antennas.

These trials focus on various types of cancer, although other multigenic diseases are being studied as well.

These anthropologists continue to concern themselves with the distinct ways people in different locales experience and understand their lives, but they often argue that one cannot understand these particular ways of life solely from a local perspective ; they instead combine a focus on the local with an effort to grasp larger political, economic, and cultural frameworks that impact local lived realities.

These tools usually focus on accounts rather than on individual contacts.

These users can provide a fresh perspective that can reflect on the state of the CRM development without the typically narrow or invested focus of a software developer.

These are travelling landscape shots taken from a boat going down a river, and they are intentionally shot out of focus, or underexposed, or cut into the film upside down.

* Splatter film – These films deliberately focus on graphic portrayals of gore and graphic violence.

These developments represented a fundamental change in literary criticism, which came to focus more on character and less on plot.

These models focus on the unrestrained seigniorage of the monetary authority, and the gains from the inflation tax.

These improved technologies focus on one or more of:

These include the Governmental Advisory Committee ( GAC ), which is composed of representatives of a large number of national governments from all over the world ; the At-Large Advisory Committee ( ALAC ), which is composed of representatives of organizations of individual Internet users from around the world ; the Root Server System Advisory Committee, which provides advice on the operation of the DNS root server system ; the Security and Stability Advisory Committee ( SSAC ), which is composed of Internet experts who study security issues pertaining to ICANN's mandate ; and the Technical Liaison Group ( TLG ), which is composed of representatives of other international technical organizations that focus, at least in part, on the Internet.

These annual events gave the tribes a sense of common identity and made Mecca an important focus for the peninsula.

These actions affect their characters in different ways, and dealing with the repercussions of having done the " right " ( but unpleasant ) thing is often the major focus of his short stories.

These stories usually focus on the alienation that these beings feel as well as society's reaction to them.

These elements are arranged harmoniously to give focus to the shield and complete the lower oval shape of foundation.

These moves were the beginnings of a rebuilding project headed by Jon Daniels with a focus on the acquisition and development of young players.

These clusters and the topics of focus that they encompass, however, are not conceived as mutually exclusive or collectively exhaustive in terms of the issues that are addressed.

These angled plates ( not to be confused with the anode ) focus the electron stream onto certain spots on the anode which can withstand the heat generated by the impact of massive numbers of electrons, while also providing pentode behavior.

These clashes convinced some factions in the Japanese government that they should focus on conciliating the Soviet government to avoid interference in the war against China and instead turn their military attention southward, towards the US and European holdings in the Pacific, and also prevented the sacking of experienced Soviet military leaders such as Georgy Zhukov, who would later play a vital role in the defence of Moscow.

These wargames generally take one of four archetypal forms, depending on whether the game is turn-based or real-time and whether the game's focus is upon military strategy or tactics.

These museums focus on the interpretation and preservation of shipwrecks and other artifacts recovered from a maritime setting.

These " Bloomsbury assumptions " are also reflected in members ' criticisms of materialistic realism in painting and fiction, influenced above all by Clive Bell's " concept of ' Significant Form ', which separated and elevated the concept of form above content in works of art ": it has been suggested that, with their " focus on form ... Bell's ideas have come to stand in for, perhaps too much so, the aesthetic principles of the Bloomsbury Group ".

These films are almost always action-oriented, and the first film of a particular character often includes a focus on the origin of the special powers including the first fight against the character's most famous supervillain archenemy.

These branches reflect the fact that many oceanographers are first trained in the exact sciences or mathematics and then focus on applying their interdisciplinary knowledge, skills and abilities to oceanography.

These airliners, are the non mainline counterparts to the larger aircraft operated by the ; major carriers, legacy carriers, and flag carriers and are used to feed traffic into the large airline hubs or focus cities.

These older and smaller Jewel stand alone stores were closed so that American Stores could focus on the combination formats only for Jewel and to expand Osco's presence in Chicago as a response to Walgreens increasing market dominance.