Viking Age arms and armour to claim it for Odin. Possibly due to its cultural significance, pattern welded blades are common in spear heads, and the sockets were often decorated with silver inlaid patterns. A polearm known as the "atgeir" is mentioned in several sagas of Icelanders and other literature. "Atgeir" is usually translated as "halberd", akin to a glaive. Gunnar Hámundarson is described in "Njáls saga" as cutting and impaling foes on his "atgeir". Several weapons (including the "kesja" and the "höggspjót") appearing in the sagas are Viking halberds. No weapon matching their descriptions have been found in graves. These weapons may have been
Radar configurations and types Radar range and wavelength can be adapted for different surveys of bird and insect migration and daily habits. They can have other uses too in the biological field. Radar configurations and types Radar configurations and types is an article about listing the different uses of radars. Radar come in a variety of configuration in the emitter, the receiver, the antenna, wavelength, scan strategies, etc. Search radars scan great volumes of space with pulses of short radio waves. They typically scan the volume two to four times a minute. The waves are usually less than a meter long. Ships and planes