array feed point
1Allen Telescope Array — For other uses, see ATA. Allen Telescope Array ATA The Allen Telescope Array (ATA 42), October 11, 2007 …
2On Point — For the military term to be on point , see Take point. On Point Genre News: analysis, commentary, features, interviews, specials Running time c. 110 min. Country United States …
3Parabolic 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… …
4Dipole antenna — A schematic of a half wave dipole antenna connected to an unbalanced coaxial cable. Better practice is to connect the balanced dipole to the unbalanced line with a balun. A dipole antenna is a radio antenna that can be made of a simple wire, with …
5Loop antenna — A shortwave loop antenna A loop antenna is a radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line. Within this physical description there are two very …
6Antenna — Contents 1 Science and engineering 1.1 Technology 1.2 Biology …
7Monopole antenna — Mast radiator monopole antenna used for broadcasting. AM radio station WARE, Warren, Massachusetts, USA. A monopole antenna is a class of radio antenna consisting of a straight rod shaped conductor, often mounted perpendicularly over some type of …
8Rubber Ducky antenna — on a transceiver The Rubber Ducky antenna (or Rubber Duck aerial) is an electrically short monopole antenna which functions somewhat like a base loaded whip antenna and is sealed in a rubber or plastic jacket to protect the antenna.[1]… …
9Discone antenna — Mounted discone antenna designed for VHF and UHF coverage …
10Arecibo Observatory — Arecibo Radio Telescope Organization SRI International, NSF, Cornell University Location …
