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Cable or conductor connecting a radio transmitter to an antenna
is connected to an antenna which emits or receives the radio waves.[AI-retrieved source] The antenna feed system or antenna feed is the cable or conductor
Antenna_feed
Device that transmits and receives radio waves
monopole antennas Array antennas Loop antennas Parabolic antenna Traveling wave antennas Log-periodic antenna Spiral antenna Horn antenna Adcock antenna Sector
Antenna_(radio)
Funnel-shaped waveguide radio device
widely used as antennas at UHF and microwave frequencies, above 300 MHz. They are used as feed antennas (called feed horns) for larger antenna structures
Horn_antenna
Antenna used in wireless communication
feed circuit by the designer, allowing it to radiate power efficiently, without the need for extraneous matching components. The inverted-F antenna was
Inverted-F_antenna
Type of parabolic antenna with a convex secondary reflector
In telecommunications and radar, a Cassegrain antenna is a parabolic antenna in which the feed antenna is mounted at or behind the surface of the concave
Cassegrain_antenna
Type of antenna
located at the feed point. An advantage of parabolic antennas is that most of the structure of the antenna (all of it except the feed antenna) is nonresonant
Parabolic_antenna
Type of antenna
A feed horn (or feedhorn) is a small horn antenna used to couple a waveguide to e.g. a parabolic dish antenna or offset dish antenna for reception or transmission
Feed_horn
Antenna fabricated using photolithographic techniques
In telecommunication, a microstrip antenna (also known as a printed antenna) usually is an antenna fabricated using photolithographic techniques on a
Microstrip_antenna
Type of parabolic antenna
An offset dish antenna or off-axis dish antenna is a type of parabolic antenna. It is so called because the antenna feed is offset to the side of the
Offset_dish_antenna
Topics referred to by the same term
or opposing team. Antenna feed, the components of an antenna which feed the radio waves to the rest of the antenna structure Data feed, a mechanism for
Feed
Antenna used with a television to receive television programs
A television antenna, also called a television aerial (in British English), is an antenna specifically designed for use with a television receiver (TV)
Television_antenna
Antenna consisting of two rod-shaped conductors
them, including the monopole) are used to feed more elaborate directional antennas such as a horn antenna, parabolic reflector, or corner reflector.
Dipole_antenna
Telecommunications device
waveguide) to the antenna's feedline. Antenna tuners are particularly important for use with transmitters. Transmitters feed power into a resistive load, very
Antenna_tuner
System used in radar to improve accuracy
during World War II, notably the German Würzburg radar's rotating dipole antenna feed called Quirl. It was universal among gun laying radars by the end of
Conical_scanning
Antenna constructions for different applications
summaries of multiple different types of antennas used for radio receiving or transmitting systems. Antennas are typically grouped into categories based
Antenna_types
Component for guiding radio waves
small aperture terminal (VSAT) antenna feed or a terrestrial microwave radio feed; for example, OMTs are often used with a feed horn to isolate orthogonal
Orthomode_transducer
Class of radio antenna
A monopole antenna is a class of radio antenna consisting of a straight rod-shaped conductor, often mounted perpendicularly over some type of conductive
Monopole_antenna
as feed blockage: part of the feed energy is reflected back into the feed antenna and does not contribute to the main beam) Illumination taper (feed illumination
Reflector_(antenna)
Omnidirectional circular bent dipole antenna
halo antenna, or halo, is a center-fed 1 /2 wavelength dipole antenna, which has been bent into a circle, with a break directly opposite the feed point
Halo_antenna
Multi-element, directional antenna useable over a wide band of frequencies
A log-periodic antenna (LP), also known as a log-periodic array or log-periodic aerial, is a multi-element, directional antenna designed to operate over
Log-periodic_antenna
Type of radio antenna
transmitter. A whip antenna is a form of monopole antenna. The antenna is designed to be flexible so that it does not break easily. Whip antennas for portable
Whip_antenna
Antenna used for radio broadcasts
The folded unipole antenna is a type of monopole mast radiator antenna used as a transmitting antenna mainly in the medium wave band for AM radio broadcasting
Folded_unipole_antenna
Object detection system using radio waves
in the radio or microwave domain, a transmitting antenna, a receiving antenna (often the same antenna is used for transmitting and receiving) and a receiver
Radar
Single-pulse radar system
systems send out a signal slightly to one side of the antenna's boresight and then rotate the feed horn to make the lobe rotate around the boresight line
Monopulse_radar
Microwave antenna
does for light. Typically it consists of a small feed antenna such as a patch antenna or horn antenna which radiates radio waves, with a piece of dielectric
Lens_antenna
Type of radio antenna
The Beverage antenna, a very early type of wave antenna or traveling wave antenna, is a long-wire receiving antenna mainly used in the low frequency and
Beverage_antenna
design, the conventional "front fed" parabolic antenna. In front feed, the antenna feed, the small antenna that transmits or receives the radio waves reflected
Beam_waveguide_antenna
Vertical omnidirectional transmitting antenna
The J-pole antenna, more properly known as the J antenna, is a vertical omnidirectional transmitting antenna used in the shortwave frequency bands. It
J-pole_antenna
Set of two dipole antennas
A turnstile antenna, or crossed-dipole antenna, is a radio antenna consisting of a set of two identical dipole antennas mounted at right angles to each
Turnstile_antenna
Set of multiple antennas which work together
waves. The individual antennas (called elements) are usually connected to a single receiver or transmitter by feedlines that feed the power to the elements
Antenna_array
Type of radio antenna consisting of a loop or coil
receiving feeds a balanced load. Loop antennas can be divided into three categories: Large loop antennas: Also called self-resonant loop antennas or full-wave
Loop_antenna
Electrical device
antenna to unbalanced coaxial cable. To avoid feed line radiation, baluns are typically used as a form of common mode choke attached at the antenna feed
Balun
Spherically symmetric gradient-index lens
parabolic dish antenna, but uses the lens rather than a parabolic reflector as the main focusing element. As with the dish antenna, a feed to the receiver
Luneburg_lens
Type of radio antenna
overall diameter of 0.7 times a quarter wavelength of the antenna's lowest frequency. The antenna's feed point is at the center of the disc. It is usually fed
Discone_antenna
American metals fabricator (1927–1967)
centered in a 305 m (1,000 ft) reflector to support an antenna feed. He proposed that this antenna would "be fed from a horn on a high tower." Gordon also
General_Bronze_Corporation
Type of radio antenna
A Yagi–Uda antenna, or Yagi antenna, is a directional antenna consisting of two or more parallel resonant antenna elements in an end-fire array; these
Yagi–Uda_antenna
Beam focusing, typically horn-fed planar array of unit cells
reflectarray antenna (or just reflectarray) consists of an array of unit cells, illuminated by a feeding antenna (source of electromagnetic waves). The feeding antenna
Reflectarray_antenna
United States naval transmission facility near Oso, Washington
two feed buses which extend both directions along the valley and connect to the overhead antenna wires. Towers supporting one of two antenna feed bus
Jim_Creek_Naval_Radio_Station
Regions of an electromagnetic field
the source feeding the antenna, as occurs in the reactive near field. This zone is roughly within 1/6 of a wavelength of the nearest antenna surface.
Near_and_far_field
Chinese rocket
failure. Excessive forces during the launch caused a misalignment of the antenna feed horns on the Ku-band transponders, reducing the satellite's coverage
Long_March_2E
General-purpose shortwave antenna
50 Ω (ohm) coax to an 800 Ω feed at the antenna. The resistor load is also 800 Ω, non-inductive. This allows the antenna impedance to swing from 400 to
T2FD_antenna
Soviet long-range radar
main differences between the earlier P-10 and the P-12 included a new antenna feed system with lower side lobes, reduced to 4% of the main lobe. The P-12
P-12_radar
Antenna with conducting wires in a helix
omnidirectional designs may not be. The feed line is connected between the bottom of the helix and the ground plane. Helical antennas can operate in one of two principal
Helical_antenna
Radio aerial composed of directly-connected and passive elements
multielement antenna array (such as a Yagi–Uda antenna), the driven element (or active element) is an antenna element that is directly excited by the feed system
Driven_and_parasitic_elements
Class of directive antennas
In telecommunications and radar, a reflective array antenna is a class of directive antennas in which multiple driven elements are mounted in front of
Reflective_array_antenna
Shortwave radio transmitter station in Malaysia and Singapore
relayed from London using signals picked up by two Rhombic antennas and a Beverage antenna feeding AR-88 diversity and Mullard ISB type GRF552 receivers.
BBC_Far_Eastern_Relay_Station
from a source antenna to produce a high-gain beam. Transmitarrays consist of an array of unit cells placed above a source (feeding) antenna. Phase shifts
Transmitarray_antenna
Array of antennas creating a steerable beam
antennas in which the phase of the feed power and thus the radiation pattern of the antenna array is fixed. For example, AM broadcast radio antennas consisting
Phased_array
concept of a squintless antenna or feed. Design In some cases the antenna may be designed to create a squint. For example, an antenna which is used to communicate
Squint_(antenna)
Receiving device on satellite dishes
protrude into the waveguide at right angles to the axis and act as antennas, feeding the signal to a printed circuit board inside the LNB's shielded box
Low-noise_block_downconverter
Soviet early warning radar
The radar uses an open frame truncated parabolic antenna with a stacked antenna feed. The radar antenna is mounted on the truck used to transport it giving
P-40_radar
United States Army soldier and physicist (1921–2007)
television. Doundoulakis is best remembered for the idea of suspending the antenna feed of the Arecibo radio telescope by cables and towers, eventually patented
George_Doundoulakis
Soviet surveillance radar
frame elliptical parabolic antenna accomplishing both transmission and reception, each antenna being fed by a single antenna feed in a similar fashion to
P-19_radar
Antenna built with a metal can
cantenna (a portmanteau blending the words can and antenna) is a homemade directional waveguide antenna, made out of an open-ended metal can. Cantennas are
Cantenna
Antenna with a fractal shape
A fractal antenna is an antenna that uses a fractal, self-similar design to maximize the effective length, or increase the perimeter (on inside sections
Fractal_antenna
Podcast app for Android
AntennaPod is a free and open-source podcast aggregator app for the Android operating system. AntennaPod was originally released on July 22, 2012, as
AntennaPod
3–30 kHz range of the electromagnetic spectrum
ground under the antenna. A large loading coil is required at the antenna feed point to cancel the capacitive reactance of the antenna to make it resonant
Very_low_frequency
Soviet early warning radar
frame elliptical parabolic antenna accomplishing both transmission and reception, each antenna being fed by a single antenna feed. The radar can rapidly shift
P-15_radar
Method for multiplexing signals
terrestrial microwave links, the transmitting antenna can have two feed antennas; a vertical feed antenna which transmits microwaves with their electric
Polarization-division multiplexing
Polarization-division_multiplexing
Directional variation in strength of radio waves
An antenna radiation pattern (or antenna pattern or far-field pattern) is the directional (angular) dependence of the field strength (sometimes also the
Radiation_pattern
Use of multiple antennas in radio
multiplies the capacity of a radio link using multiple transmit and receive antennas. MIMO has become a core technology for broadband wireless communications
MIMO
Radio antenna which has greater performance in specific alignments
directional antenna or beam antenna is an antenna that radiates or receives greater radio wave power in specific directions. Directional antennas can radiate
Directional_antenna
First NASA mission to orbit Jupiter (1989–2003)
dipole antenna was mounted at the tip of the magnetometer boom. The search coil magnetic antennas were mounted on the high-gain antenna feed. Nearly
Galileo_(spacecraft)
Signal processing device
voltages that occur in the huge tuned loading coils that are used in the antenna feed. Diplexers are also used for non-broadcast applications such as amateur
Diplexer
Type of radio frequency antenna
energized and functions as an antenna. This design, first used widely in the 1930s, is commonly used for transmitting antennas operating at low frequencies
Mast_radiator
Type of vertical antenna
Wikimedia Commons has media related to HB9XBG-Antenna. The HB9XBG antenna is a vertical dipole antenna for short wave radio amateurs. It was developed
HB9XBG_Antenna
Antenna based on the concept of Fresnel zone
Fresnel zone antennas are antennas that focus the signal by using the phase shifting property of the antenna surface or its shape. There are several types
Fresnel_zone_antenna
90° angle to the antenna. It is also possible to feed the antenna asymmetrically. Due to the low-angle radiation pattern this antenna has, it performs
Sloper_antenna
Signal processing technique for sensor arrays
beamforming is done at baseband, each antenna needs its own RF feed. At high frequencies and with large number of antenna elements, this can be very costly
Beamforming
Class of antennas
Metamaterial antennas are a class of antennas which use metamaterials to increase performance of miniaturized (electrically small) antenna systems. Their
Metamaterial_antenna
Technical design of the components of a radar and its operation
This is done electronically, with a phased array antenna, or mechanically by rotating a physical antenna. The emitter and the receiver can be in the same
Radar_engineering
Device to detect water from rain
professional satellite communications antennas is to trigger a rain blower on the aperture of the antenna feed, to remove water droplets from the mylar
Rain_sensor
System for distributing television signals
master antenna system video signals, audio signals and decoder signals can be distributed. It consists of single outdoor unit or antenna feeding multiple
SMATV
Type of radio antenna
horizontal, by changing the feed point. Multiband antenna It is easier to design a multiband quad antenna than a multiband Yagi antenna. Higher gain The 2-element
Quad_antenna
US long-range C-band instrumentation radar
diameter parabolic antenna, using a Cassegrain antenna feed, had a 0.4° beamwidth and a gain of 51 decibels. Its monopulse, 5 horn feed system permitted
AN/FPQ-6
Aviation navigation system
the adjacent antennas[citation needed]. Half of that is re-radiated, and half is sent back along the antenna feeds of the adjacent antennas[citation needed]
VHF_omnidirectional_range
American television network
Antenna TV is an American digital television network owned by Nexstar Media Group. The network's programming consists of classic television series, primarily
Antenna_TV
Changing the direction of the main lobe of a radiation pattern
which uses phase-gradient metasurfaces placed in close proximity to a feed antenna. This method achieves 3D beam steering by employing compact structures
Beam_steering
Weather image transmission system
since unlike older schemes (APT, LRPT) they require a dish antenna with a specialised antenna feed etc. EUMETSAT Radiofax Weather satellites "Automatic picture
Automatic picture transmission
Automatic_picture_transmission
antenna or conformal array is a flat array antenna which is designed to conform or follow some prescribed shape, for example a flat curving antenna which
Conformal_antenna
Hollow metal pipe used to carry radio waves
and hit on the idea of using a hollow pipe as a feedline to feed radio waves to the antenna. By March 1936, he had derived the propagation modes and cutoff
Waveguide_(radio_frequency)
Type of radio antenna
A "T"-antenna, "T"-aerial, or flat-top antenna is a monopole radio antenna consisting of one or more horizontal wires suspended between two supporting
T-antenna
Optical axis of a directional antenna
of the antenna. For example, for axial-fed dish antennas, the antenna boresight is the axis of symmetry of the parabolic dish, and the antenna radiation
Antenna_boresight
A dual-band blade antenna is a type of blade antenna that is mounted on the fuselage of an aircraft and provides in flight direction a narrow width and
Dual-band_blade_antenna
Telecommunications performance metric
radio current in the conductors of the antenna, their electrical connections, and possibly loss in the antenna's feed cable. Because of the skin effect, resistance
Radiation_efficiency
Type of television tuner to display digital signals on analog sets
have not ended yet or to connect another capable device to the same antenna feed) because even older TVs usually have at least composite input; this removes
Digital_television_adapter
Type of microwave-frequency radio antenna
open sides, and a feed antenna, almost always some sort of feed horn, in front, pointing back toward the reflector. When the antenna is wide along its
Cheese_antenna
transmission distance for radio waves. Marconi raised the height of his antenna and hit upon the idea of grounding his transmitter and receiver. With these
History_of_radio
Type of radio antenna
rubber ducky antenna that has about 50 Ω impedance at its feed-point, but a compromise of bandwidth may be necessary. Modern rubber ducky antennas such as
Rubber_ducky_antenna
Type of directional antenna
element to the feed line. Bowtie driven elements are often used for wide bandwidth applications like television antennas. The antenna can be regarded
Corner_reflector_antenna
Radio communication system implemented in software
arrangement of the radio receiver used an antenna feeding an amplifier and down-converter (see Frequency mixer) feeding an automatic gain control, which fed
Software-defined_radio
First Soviet communications satellite
electromechanical drive. The antenna feed was equipped with optical sensors that detected the edges of the Earth's disk, directing the antennas toward the center
Molniya_1
Type of broadband antenna
A Vivaldi antenna or Vivaldi aerial or tapered slot antenna is a co-planar broadband-antenna, which can be made from a solid piece of sheet metal, a printed
Vivaldi_antenna
NASA/ESA solar probe launched in 1990
orientation. For fine attitude control, the S-band antenna feed was mounted slightly off-axis. This offset feed combined with the spacecraft spin introduced
Ulysses_(spacecraft)
Paired appendages used for sensing in arthropods, onychophorans and annelids
An antenna (plural: antennae) is one of a pair of appendages used for sensing in arthropods and onychophorans. Antennae are sometimes referred to as feelers
Antenna_(zoology)
Transmission line-based electrical circuit
few specialised uses, such as Lecher lines and the twin-lead used for antenna feed lines. Coaxial line, a centre conductor surrounded by an insulated shielding
Distributed-element_circuit
AsiaSat Communication Excessive acceleration during the launch knocked the antenna feed horns out of alignment, reducing the coverage area of the Ku band transponders
List of Long March launches (1990–1999)
List_of_Long_March_launches_(1990–1999)
Formula in telecommunications engineering of antenna performance
terminals of a receive antenna as the product of power density of the incident wave and the effective aperture of the receiving antenna under idealized conditions
Friis_transmission_equation
Class of large multielement directional wire radio transmitting antennas
wire antennas, used in the short-wave radio bands. They constitute a type of reflective array antenna, consisting of multiple wire dipole antennas, suspended
Curtain_array
Type of electrical resistance from an antenna
resistance is that part of an antenna's feedpoint electrical resistance caused by the emission of radio waves from the antenna. A radio transmitter applies
Radiation_resistance
travel, tourism, insurance
ANTENNA FEED
ANTENNA FEED
Girl/Female
Indian
Kind; Noble; Roman Goddess of Water
Girl/Female
Australian, Danish, Swedish
Answer My Prayer; God has Favored Me
Girl/Female
Italian American Spanish English Latin
Priceless.
Girl/Female
Polish Russian Spanish English Latin
Priceless.
Female
English
 Feminine form of Roman Latin Antonius, possibly ANTONIA means "invaluable." In use by the English, Italians and Spanish. Compare with another form of Antonia.
Girl/Female
English
and Charlene.
Girl/Female
British, English, Finnish, Latin, Polish, Spanish, Swedish
Highly Praiseworthy; Priceless; Beyond-price; Invaluable; Inestimable; Female Version of Antonio Beyond Praise
Boy/Male
Shakespearean Latin
The History of Troilus and Cressida' A Trojan commander.
Girl/Female
Australian, Swedish
Priceless; Inestimable
Male
Egyptian
, Antef the Great.
Girl/Female
Spanish
Leaving.
Girl/Female
American, British, English
Pledge; Variant of Carlene and Charlene
Boy/Male
Egyptian
God of the moon.
Female
Italian
(Bulgarian ÐнтониÑ): Feminine form of Roman Latin Antonius, possibly ANTONIA means "invaluable." In use by the English, Italians and Spanish. Compare with another form of Antonia.
Female
Spanish
 Feminine form of Roman Latin Antonius, possibly ANTONIA means "invaluable." In use by the English, Italians and Spanish.
Girl/Female
American, Australian
Praiseworthy
Girl/Female
American, British, English, Latin
Courageous; Female Version of Andrea
Girl/Female
English
Feminine of Andrea.
Female
Bulgarian
, inestimable.
Girl/Female
English, German
Light
ANTENNA FEED
ANTENNA FEED
ANTENNA FEED
ANTENNA FEED
ANTENNA FEED
ANTENNA FEED
ANTENNA FEED
travel, tourism, insurance