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Parabolic antenna
Videos
A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional shape of a parabola, to direct the radio waves. The most common form is shaped like a dish
A 28.5 meter parabolic satellite communications antenna at Erdfunkstelle Raisting (Raisting Earth Station), Bavaria, Germany, the biggest facility for
A 28.5 meter parabolic satellite communications antenna at Erdfunkstelle Raisting (Raisting Earth Station), Bavaria, Germany, the biggest facility for satellite communication in the world. It has a Cassegrain-type feed, transmits at 6 Ghz and receives at 4 Ghz with a gain of 64.2 dB
Wire grid-type parabolic antenna used for MMDS data link at a frequency of 2.5-2.7 GHz. It is fed by a vertical dipole under the small aluminum reflec
Wire grid-type parabolic antenna used for MMDS data link at a frequency of 2.5-2.7 GHz. It is fed by a vertical dipole under the small aluminum reflector on the boom. It radiates vertically polarized microwaves.
Shrouded microwave relay dishes on a communications tower in Australia
Shrouded microwave relay dishes on a communications tower in Australia
Cassegrain antenna on the Voyager spacecraft, 1977.
Cassegrain antenna on the Voyager spacecraft, 1977.
Parabolic reflector
Videos
A parabolic reflector is a reflective surface used to collect or project energy such as light, sound, or radio waves. Its shape is part of a circular paraboloid, that is, the surface generated by a 2-
Parabolic antenna
…A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional shape of a parabola, to direct the radio waves. The most common form is shaped like a dish and is popularly…
One of the world's largest solar parabolic dishes at the Ben-Gurion National Solar Energy Center in Israel
One of the world's largest solar parabolic dishes at the Ben-Gurion National Solar Energy Center in Israel
Off-axis satellite dish
Off-axis satellite dish
Antennas of the Atacama Large Millimeter Array on the Chajnantor Plateau
Antennas of the Atacama Large Millimeter Array on the Chajnantor Plateau
Lighting the Olympic Flame with a parabolic reflector
Lighting the Olympic Flame with a parabolic reflector