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...

a Cassegrain antenna is a parabolic antenna in which the feed antenna is mounted at or behind the surface of the concave main parabolic reflector dish...

a high-gain antenna; the most common are parabolic antennas, helical antennas, Yagi-Uda antennas, and phased arrays of smaller antennas of any kind....

flashlights, searchlights, stage spotlights, and car headlights. In radio, parabolic antennas are used to radiate a narrow beam of radio waves for point-to-point...

Parabolic induction Parabolic Lie algebra Parabolic partial differential equation In physics: Parabolic trajectory In technology: Parabolic antenna Parabolic...

Communications intelligence Electronic warfare A parabolic antenna is an antenna that uses a parabolic reflector, a curved surface with the cross-sectional...

structures such as parabolic antennas, as standard calibration antennas to measure the gain of other antennas, and as directive antennas for such devices...

A satellite dish is a dish-shaped type of parabolic antenna designed to receive or transmit information by radio waves to or from a communication satellite...

much the same way that a parabolic antenna (e.g. satellite dish) does with radio waves. Though they lack high fidelity, parabolic microphones have great...

A parabolic torus reflector antenna is a quasi-parabolic antenna, where the defining parabola is not rotated around the main transmission axis, but around...