1965, the first Master FM Antenna system in the world designed to allow
individual FM stations to broadcast simultaneously from one source was
erected on the Empire State Building in NYC. The original system was co-invented
by Dr. Frank Kear of Kear & Kennedy and Andrew Alford of Alford Manufacturing
Co. Alford also fabricated the antenna that was later installed by Gunnar
A. Olsen of the Belmont Electric Corp. in New York City.
Alford Andrew Alford invented the localizer
antenna system for radio navigation systems - National Inventors Hall of