Corrugated horn and method of manufacturing a corrugated horn

摘要

PROBLEM TO BE SOLVED: To provide a process for manufacturing a corrugated horn having a precise corrugated tooth profile.;SOLUTION: The manufacturing process comprises a step wherein a matrix for the corrugated horn is prepared by forming corrugated teeth comprising concentric, fine irregularities through machining around the outer periphery of a matrix material made of Al or an Al alloy, a step wherein a metal material for the corrugated horn made of a single Au layer is formed through electroforming around the matrix and a step wherein the corrugated horn made of the single Au layer is taken out by melting and removing the matrix.;COPYRIGHT: (C)2004,JPO