William Storm Halstead (1903 in Mount Kisco, NY – September 1987 in

Los Angeles, CA Los Angeles ( ; es, Los Ángeles, link=no , ), often referred to by its initials L.A., is the largest city in the state of California and the second most populous city in the United States after New York City, as well as one of the world' ...

) was an American inventor. Halstead was a prodigious inventor who held more than 80 patents involving radio and television development. As a student at

Haverford College Haverford College ( ) is a private liberal arts college in Haverford, Pennsylvania. It was founded as a men's college in 1833 by members of the Religious Society of Friends (Quakers), began accepting non-Quakers in 1849, and became coeducational ...

Halstead was instrumental in creating the Haverford College Radio Club, and building and launching its AM radio station WABQ in 1923. It was only the second radio station in Pennsylvania, and was described at the time as having “one of the most unusual forms of aerials ever used by a radio broadcasting station.” (''See The New York Times reference and original article from December 14, 1934, below.'') See also

List of Haverford College people This List of Haverford College people includes alumni and faculty of Haverford College. As of 2010, Haverford alumni include 5 Nobel Prize laureates, 4 MacArthur Fellows, 20 Rhodes Scholarship recipients, 10 Marshall Scholarship recipients, 9 H ...

. In 1950, he pioneered stereophonic broadcasting. The process he developed allowed a station to use a sideband of its frequency to broadcast subsidiary programming. This process was called

multiplexing In telecommunications and computer networking, multiplexing (sometimes contracted to muxing) is a method by which multiple analog or digital signals are combined into one signal over a shared medium. The aim is to share a scarce resource - a ...

, and once fully instituted removed the need for two stations, and thus two receivers at the listener's end in order to achieve a stereophonic effect. Japan credits Halstead with helping them to develop

Nippon Television JOAX-DTV (channel 4), branded as , is the flagship station of the Nippon News Network and the Nippon Television Network System, owned-and-operated by the which is a subsidiary of the certified broadcasting holding company , itself a listed su ...

. He was so honored by Japan that a memorial service for him was held by the Japanese delegation to the UN at the Church Center for the United Nations in New York City in 1987. He also planned television systems in India, Jordan and Uganda. In addition he was instrumental in the beginnings of

Radio y Televisión Martí Radio Televisión Martí is an American state-run radio and television international broadcaster based in Miami, Florida, financed by the federal government of the United States through the U.S. Agency for Global Media (formerly Broadcasting Boar ...

which was developed during the Reagan administration and went on-air in 1983. Its mission was to fight communism in Cuba and it was based on the

Radio Free Europe/Radio Liberty Radio Free Europe/Radio Liberty (RFE/RL) is a United States government funded organization that broadcasts and reports news, information, and analysis to countries in Eastern Europe, Central Asia, Caucasus, and the Middle East where it says tha ...

model. Two more forerunners among his inventions were a portable shortwave radio system for forest rangers and a cable system that allowed motorists at Los Angeles International Airport to get traffic and flight information on their car radios. In the 1950s, Leslie Munro Halstead, his wife, became the first woman to hold the title of Vice President of a national advertising agency. That agency was Kenyon & Eckhart. In 1985, through mergers, it became Bozell, Jacobs, Kenyon & Eckhardt. In the 1990s, the firm shortened its name to Bozell Worldwide.

Dirck Halstead Dirck Storm Halstead (December 24, 1936March 25, 2022) was an American photojournalist. He was editor and publisher of ''The Digital Journalist,'' an online photojournalism magazine. Early life Halstead was born in Huntington, New York, on Dece ...

, his son, is a photojournalist and the founder, editor and publisher of

The Digital Journalist ''The Digital Journalist'' was a monthly online magazine about photojournalism which was launched in 1997 by Dirck Halstead, its editor and publisher. The site provided an online venue for visual storytellers covering a wide range of topics and sh ...

References

* * * 1903 births 1987 deaths People from Mount Kisco, New York Television pioneers Radio pioneers Haverford College alumni Engineers from New York (state) 20th-century American engineers 20th-century American inventors {{US-inventor-stub