Description: (Canadian-born American Inventor)
Reginald Aubrey Fessenden was a Canadian-American inventor renowned for his advancements in radio and sonar technologies. He is widely recognized for his pioneering efforts in developing radio technology, notably in the field of amplitude modulation (AM) radio. Fessenden accomplished notable feats in radio communication, such as the first transmission of speech by radio and the first two-way radiotelegraphic communication across the Atlantic Ocean. While he also asserted to have conducted the inaugural radio broadcast of entertainment and music, this assertion has faced some skepticism.