Project Echo Milestone Dedication Event at the future "Robert Wilson Park" Project Echo, Telstar, and Discovery of Cosmic Background Radiation, 1959-1965 In 1959-1960, NASA and AT&T developed a satellite Earth station in Holmdel, NJ, including a novel tracking horn-reflector antenna, maser preamplifier, and FM demodulator. The Earth station demonstrated the first high-quality long-distance voice circuit... Read more →