jan 6, 1941 - Horn Reflector Invented
Description:
The Holmdel Horn Antenna was invented in 1941 by Alfred C. Beck and Harald T. Friis. It was used to locate measurements of low levels of weak background radiation.
Added to timeline:
Big Bang Theory Timeline
Links to Information Used
https://www.pbs.org/wgbh/aso/data...
Date:
