{"version":"1.0","type":"link","title":"Butler matrix - Newikis","description":"A Butler matrix is a beamforming network used to feed a phased array of antenna elements. Its purpose is to control the direction of a beam, or beams, of radio transmission. It consists of an matrix ( some power of two) with hybrid couplers and fixed-value phase shifters at the junctions. The…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}