For example, a 100 meter antenna observing at a wavelength of 21 centimeters (a frequency of 1420 MHz) has a beam width of 0.0025 radians or 0.14 degrees (about one third the angular size of the Moon) ...

This generalised title covers a wide range of both theoretical and practical topics, namely: active and non-linear quasi-optical integrated antennas and antenna arrays; high efficient ... drone ...

The Allen Telescope Array ... antenna array, it has the advantage of being able to examine large swaths of the sky, and over a wide range of frequencies from approximately 1 – 14 GHz. Unlike other ...

Until recently phased array radar ... next radar project. In a previous post the basics of radar were described where a typical radar system is made up of a large parabolic antenna that rotates.