feed horns

Mira otros diccionarios:

• Horn antenna — Pyramidal microwave horn antenna, with a bandwidth of 0.8 to 18 GHz. A coaxial cable feedline attaches to the connector visible at top. This type is called a ridged horn; the curving fins visible inside the mouth of the horn increase the antenna… …   Wikipedia

• Monopulse radar — is an adaptation of conical scanning radar which sends additional information in the radar signal in order to avoid problems caused by rapid changes in signal strength. The system also makes jamming more difficult. Most radars designed since the… …   Wikipedia

• Parabolic antenna — A parabolic satellite communications antenna at Erdfunkstelle Raisting, the biggest facility for satellite communication in the world, in Raisting, Bavaria, Germany. It has a Cassegrain type feed. A parabolic antenna is an antenna that uses a… …   Wikipedia

• Millimeter Anisotropy eXperiment IMaging Array — The Maxima balloon is readied for launch The Millimeter Anisotropy eXperiment IMaging Array (MAXIMA)[1] experiment was a balloon borne experiment funded by the U.S. NSF, NASA and Department of Energy, and operated by an international… …   Wikipedia

• AN/FPS-16 — manned space program and the U.S. Air Force. The accuracy of Radar Set AN/FPS 16 is such that the position data obtained from point source targets has azimuth and elevation angular errors of less than 0.1 milliradian (approximately 0.006 degree)… …   Wikipedia

• Würzburg radar — Infobox Radar name = Giant Würzburg radar country = Germany introdate = 1941 number = around 1500 range = up to 70 km (44 mi) diameter = 7.5 m (24 ft 7 in) azimuth = 0 360º elevation = 0 90º precision = ­±15 m (49 ft 2½ in)The Würzburg… …   Wikipedia

• Wow! signal — The WOW! Signal. The Wow! signal was a strong narrowband radio signal detected by Dr. Jerry R. Ehman on August 15, 1977, while working on a SETI project at the Big Ear radio telescope of The Ohio State University then located at Ohio Wesleyan… …   Wikipedia

• Duo LNB — A twin output Duo LNB fitted to a 60 cm dish (only one output is connected) A Duo LNB is a double low noise block downconverter (LNB) developed by SES Astra for the simultaneous reception of satellite television signals from both the Astra… …   Wikipedia

• Telstar — was the first active communications satellite (launched in 1962), and the first satellite designed to transmit telephone and high speed data communications. Its name is used to this day for a number of television broadcasting satellites.However,… …   Wikipedia

• Sky Polarization Observatory — The Sky Polarization Observatory (SPOrt) will launch 2007 to the International Space Station for a planned 2 year mission. There it will observe 80% of the sky for the Cosmic microwave background radiation in the frequency range from 20 100 GHz.… …   Wikipedia

• List of cosmic microwave background experiments — A comparison of the sensitivity of WMAP with COBE and Penzias and Wilson s telescope. Simulated data. There have been a variety of experiments to measure the Cosmic microwave background (CMB) radiation anisotropies and polarization since its… …   Wikipedia