Title : 
Yagi aerials and the Hansen-Woodyard condition
         
        
        
            Author_Institution : 
City University, Department of Electrical & Electronic Engineering, London, UK
         
        
        
        
        
        
            Abstract : 
The phase delay which gives maximum gain is considered, and expressions for it are obtained.
         
        
            Keywords : 
antenna arrays; reflector antennas; Hansen-Woodyard condition phase delay giving maximum gain; Yagi antennas; reflector antennas;
         
        
        
            Journal_Title : 
Electronics Letters
         
        
        
        
        
            DOI : 
10.1049/el:19710008