- Herman Affel (1866-1943) aka Herman Apfel, who was born in Bremenhaven, Germany in 1866, and died in Cornwall, New York in 1943.
- Catherine Margaretha Wittchen (1869-1950), born 1869, died Brooklyn, New York, 1950.
He was born on August 4, 1893. He attended MIT. He later married Bertha May Plummer. From MIT 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 AIEE's Electrical Engineering in October 1934. He died on October 13, 1972.
In 2006 Affel was inducted into the National Inventors Hall of Fame.
- "Equalization of Carrier Transmissions," 1924, Herman A. Affel
- "Concentric Conducting System", 1929, Lloyd Espenschied and Herman A. Affel
|DATE OF BIRTH||August 4, 1893|
|PLACE OF BIRTH|
|DATE OF DEATH||October 13, 1972|
|PLACE OF DEATH|
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