A coaxial antenna (often known as a coaxial dipole) is a particular form of a half-wave dipole antenna, most often employed as a vertically polarized omnidirectional antenna.
vertical antenna providing coaxial element sleeve structures. Bonnie Crystal was granted the US patent 7,151,497 CoaxialAntenna System on December 19, 2006...
dielectric (insulating material); many coaxial cables also have a protective outer sheath or jacket. The term coaxial refers to the inner conductor and the...
required to use coaxial cable with a dipole antenna. The balun transfers power between the single-ended coax and the balanced antenna, sometimes with...
space via a microstrip line or coaxial cable, and may be terminated with either a sector-shaped area or a direct coaxial connection. From the open space...
transmission line are parallel wire line (Twin lead), coaxial cable, and for microwaves waveguide. In a radio antenna, the feed line (feedline), or feeder, is the...
The G5RV antenna is a dipole with a symmetric resonant feeder line, which serves as impedance matcher for a 50 Ω coax cable to the transceiver. Louis Varney...
mounted collinearly (in a line), fed in phase. The coaxial collinear (COCO) antenna uses transposed coaxial sections to produce in-phase half-wavelength radiators...
are usually fed with coaxial cable feedline of 50 ohm or 75 ohm impedance. In transmitting antennas the impedance of the antenna must be matched to the...
RF connectors are typically used with coaxial cables and are designed to maintain the shielding that the coaxial design offers. Better models also minimize...
collinear antenna is usually housed in a fiberglass radome, to provide both support and environmental protection to the relatively fragile coaxial elements...
the transmitter and far from the antenna leads to worse power-loss, if the feedline in use is low-impedance coaxial cable that's currently standard; flexible...
programming to consumers via radio frequency (RF) signals transmitted through coaxial cables, or in more recent systems, light pulses through fibre-optic cables...
The Moxon antenna or Moxon rectangle is a simple and mechanically rugged two-element parasitic array, single-frequency antenna. It takes its name from...
antenna, and the received signal is converted to a lower intermediate frequency (IF) so it can be conducted to the receiver through cheaper coaxial cable...
the back of the TV. To convert the signal from antennas that use a twin-lead line to the modern coaxial cable input, a small transformer called a balun...
resemble a ground plane antenna or a coaxial dipole. Antenna types Very high frequency Patent Application for a Discone Antenna by Armig G. Kodoian Paul...
as the input impedance. Typically 75 ohm for coaxial cable and 300 ohm for twin-lead cable. An antenna amplifier boosts a radio signal considerably for...
made using coaxial cable near to the feed point of a balanced antenna, then the RF current that flows on the outer surface of the coaxial cable can be...
connectors are semi-precision coaxial RF connectors developed in the 1960s as a minimal connector interface for coaxial cable with a screw-type coupling...
for by increasing power at the antenna feedpoint. Leaky wave Microwave antennas consisting of a waveguide or coaxial cable with a slot or apertures cut...
plug is a connector used to connect coaxial cables with each other and with terrestrial VHF/UHF roof antennas, antenna signal amplifiers, CATV distribution...
distinction arises solely from different desirable radiation patterns of the antennas (near vertical for NVIS, near horizontal for conventional long-range skywave...
such as sleeve or coaxialantennas make simultaneous use of the lower half of the dipole as a feedline and a radiator. These antennas do not need a ground...
a coaxial cable in the center, at the top of the center support mast. At least 1⁄4 of the wavelength of feedline must be at 90° angle to the antenna. It...
A helical antenna is an antenna consisting of one or more conducting wires wound in the form of a helix. A helical antenna made of one helical wire, the...
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...
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