Background
He was born on August 4, 1893.
He was born on August 4, 1893.
He attended Massachusetts Institute of Technology.
From Massachusetts Institute of Technology he went to work at Bell Laboratories. Among other projects he worked with Lloyd Espenschied on the characteristics of coaxial cable. Espenschied and Affel jointly applied for a patent on a wideband coaxial cable system of transmission, filed in 1929 and granted in 1934.
The invention was disclosed in a prize-winning paper published in American Institute of Electrical Engineers"s Electrical Engineering in October 1934.
He died on October 13, 1972. In 2006 Affel was inducted into the National Inventors Hall of Fame.
United States. Patent 1,511,013 "Equalization of Carrier Transmissions," 1924, Herman A. Affel
United States. Patent 1,835,031 "Concentric Conducting System", 1929, Lloyd Espenschied and Herman A. Affel.