Design of a Ten-Way Conical Transmission Line Power Combiner de Villiers, Dirk I. L. ; van der Walt, Pieter W. ; Meyer, Petrie Abstract Publication: IEEE Transactions on Microwave Theory Techniques Pub Date: February 2007 DOI: 10.1109/TMTT.2006.890065 Bibcode: 2007ITMTT..55..302D