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Keywords: J.C.Bose.JPG In 1894 Sir Oliver Lodge first demonstrated waveguide microwave transmission lines at London's Royal Institution Three years later at the University of Calcutta Indian physicist J C Bose seen here flared out the end of a waveguide demonstrating the horn antenna http //www setileague org/photos/wghorn htm Acharya Jagadis Chandra Bose Birth Centenary November 1958 The Birth Centenary Committee printed by P C Ray PD-India PD-Bangladesh PD-1996 Jagadish Chandra Bose |