105 relations: Adolphe Adam, Alexanderson alternator, All Things Considered, Allegheny, Pennsylvania, Alternator, American Association for the Advancement of Science, American Philosophical Society, Amplitude modulation, Anglican Church of Canada, Arc converter, Archimedes, AT&T Corporation, Bermuda, Bishop's College School, Bishop's University, Broadcasting, Canada, Carbon microphone, Carrier wave, Charles Gounod, Charles Proteus Steinmetz, Chestnut Hill, Massachusetts, Christmas Eve, Clementina Trenholme, Coherer, Continuous wave, East Bolton, Quebec, Edison Machine Works, Electrolytic detector, Ernst Alexanderson, Ernst Ruhmer, Fessenden oscillator, Francis Ormand Jonathan Smith, General Electric, George Frideric Handel, George Westinghouse, Gospel of Luke, Greenleaf Whittier Pickard, Guglielmo Marconi, Hertz, Heterodyne, Hot wire barretter, IEEE Medal of Honor, Institute of Electrical and Electronics Engineers, Institute of Radio Engineers, Inventor, John Ambrose Fleming, John Scott Medal, Lee de Forest, Lennoxville, Quebec, ..., List of IEEE milestones, List of Reginald Fessenden patents, Machrihanish, Massachusetts, McGill University, Microform, Montreal, Morse code, National Historic Landmark, National Museum of American History, National Register of Historic Places, National Weather Service, New England Wireless and Steam Museum, New Year's Eve, New York Herald Tribune, Newton, Massachusetts, Niagara Falls, Norfolk, Virginia, NPR, O Holy Night, Ocean Bluff-Brant Rock, Massachusetts, Oliver Lodge, Ombra mai fu, Ontario Hydro, Pittsburgh, Port Hope, Ontario, Potomac River, Purdue University, Quebec, Radio, Radio receiver, Radiotelephone, RCA, Reflection seismology, Reginald A. Fessenden House, RMS Titanic, Samuel Morse, Science (journal), Scientific American, Smithsonian Institution, Sonar, Spark-gap transmitter, Telecommunications Hall of Fame, Telharmonium, Thomas Edison, Tracer ammunition, Trinity College School, University of Pittsburgh, Vacuum tube, Valdemar Poulsen, Washington, D.C., West Indies, West Orange, New Jersey, World War I, World's Columbian Exposition. Expand index (55 more) » « Shrink index
Adolphe Charles Adam (24 July 1803 – 3 May 1856) was a French composer and music critic.
An Alexanderson alternator is a rotating machine invented by Ernst Alexanderson in 1904 for the generation of high-frequency alternating current for use as a radio transmitter.
All Things Considered (ATC) is the flagship news program on the American network National Public Radio (NPR).
Allegheny City (1788–1907) is the name of a former Pennsylvania municipality now reorganized and merged into the modern City of Pittsburgh, Pennsylvania.
An alternator is an electrical generator that converts mechanical energy to electrical energy in the form of alternating current.
The American Association for the Advancement of Science (AAAS) is an American international non-profit organization with the stated goals of promoting cooperation among scientists, defending scientific freedom, encouraging scientific responsibility, and supporting scientific education and science outreach for the betterment of all humanity.
The American Philosophical Society (APS), founded in 1743 and located in Philadelphia, is an eminent scholarly organization of international reputation that promotes useful knowledge in the sciences and humanities through excellence in scholarly research, professional meetings, publications, library resources, and community outreach.
Amplitude modulation (AM) is a modulation technique used in electronic communication, most commonly for transmitting information via a radio carrier wave.
The Anglican Church of Canada (ACC or ACoC) is the Province of the Anglican Communion in Canada.
The arc converter, sometimes called the arc transmitter, or Poulsen arc after Danish engineer Valdemar Poulsen who invented it in 1903, was a variety of spark transmitter used in early wireless telegraphy.
Archimedes of Syracuse (Ἀρχιμήδης) was a Greek mathematician, physicist, engineer, inventor, and astronomer.
AT&T Corp., originally the American Telephone and Telegraph Company, is the subsidiary of AT&T that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.
Bermuda is a British Overseas Territory in the North Atlantic Ocean.
This article is about the school in Canada.
Bishop's University (Université Bishop's) is an English-language and predominantly undergraduate university in Lennoxville, a borough of Sherbrooke, Quebec, Canada.
Broadcasting is the distribution of audio or video content to a dispersed audience via any electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model.
Canada is a country located in the northern part of North America.
The carbon microphone, also known as carbon button microphone, button microphone, or carbon transmitter, is a type of microphone, a transducer that converts sound to an electrical audio signal.
In telecommunications, a carrier wave, carrier signal, or just carrier, is a waveform (usually sinusoidal) that is modulated (modified) with an input signal for the purpose of conveying information.
Charles-François Gounod (17 June 181817 or 18 October 1893) was a French composer, best known for his Ave Maria, based on a work by Bach, as well as his opera Faust.
Charles Proteus Steinmetz (born Karl August Rudolph Steinmetz, April 9, 1865 – October 26, 1923) was a German-born American mathematician and electrical engineer and professor at Union College.
Chestnut Hill is an affluent New England village located six miles (10 km) west of downtown Boston, Massachusetts, United States.
Christmas Eve is the evening or entire day before Christmas Day, the festival commemorating the birth of Jesus.
Clementina Trenholm Fessenden, (4 May 1843 – 14 September 1918), was born at the village of Trenholm, Canada East and died at Hamilton, Ontario, author, social organiser.
The coherer was a primitive form of radio signal detector used in the first radio receivers during the wireless telegraphy era at the beginning of the 20th century.
A continuous wave or continuous waveform (CW) is an electromagnetic wave of constant amplitude and frequency, almost always a sine wave, that for mathematical analysis is considered to be of infinite duration.
East Bolton (Bolton-Est) is a municipality of about 900 people, part of the Memphrémagog Regional County Municipality in the Estrie region of Quebec, Canada.
The Edison Machine Works was a manufacturing company set up to produce dynamos, large electric motors, and other components of the electrical illumination system being built by Thomas A. Edison in New York City.
The electrolytic detector, or liquid barretter, was a type of detector (demodulator) used in early radio receivers.
Ernst Frederick Werner Alexanderson (January 25, 1878 – May 14, 1975) was a Swedish-American electrical engineer, who was a pioneer in radio and television development.
Ernst Walter Ruhmer (April 15, 1878—April 8, 1913) was a German physicist.
A Fessenden oscillator is an electro-acoustic transducer invented by Reginald Fessenden, with development starting in 1912 at the Submarine Signal Company of Boston.
Francis Ormand Jonathan Smith (Brentwood, New Hampshire, November 23, 1806; Deering, Maine, October 14, 1876) was elected from the state of Maine to the United States House of Representatives to serve three terms from 1833 to 1839, serving at one point on the US House of Representatives Committee on Commerce.
General Electric Company (GE) is an American multinational conglomerate incorporated in New York and headquartered in Boston, Massachusetts.
George Frideric (or Frederick) Handel (born italic; 23 February 1685 (O.S.) – 14 April 1759) was a German, later British, Baroque composer who spent the bulk of his career in London, becoming well-known for his operas, oratorios, anthems, and organ concertos.
George Westinghouse Jr. (October 6, 1846 – March 12, 1914) was an American entrepreneur and engineer based in Pittsburgh, Pennsylvania who invented the railway air brake and was a pioneer of the electrical industry, gaining his first patent at the age of 19.
The Gospel According to Luke (Τὸ κατὰ Λουκᾶν εὐαγγέλιον, to kata Loukan evangelion), also called the Gospel of Luke, or simply Luke, is the third of the four canonical Gospels.
Greenleaf Whittier Pickard (February 14, 1877, Portland, Maine – January 8, 1956, Newton, Massachusetts) was a United States radio pioneer.
Guglielmo Marconi, 1st Marquis of Marconi (25 April 187420 July 1937) was an Italian inventor and electrical engineer known for his pioneering work on long-distance radio transmission and for his development of Marconi's law and a radio telegraph system.
The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.
Heterodyning is a signal processing technique invented in 1901 by Canadian inventor-engineer Reginald Fessenden that creates new frequencies by combining or mixing two frequencies.
The hot wire barretter was a demodulating detector, invented in 1902 by Reginald Fessenden, that found limited use in early radio receivers.
The IEEE Medal of Honor is the highest recognition of the Institute of Electrical and Electronics Engineers (IEEE).
The Institute of Electrical and Electronics Engineers (IEEE) is a professional association with its corporate office in New York City and its operations center in Piscataway, New Jersey.
The Institute of Radio Engineers (IRE) was a professional organization which existed from 1912 until December 31, 1962.
An inventor is a person who creates or discovers a new method, form, device or other useful means that becomes known as an invention.
Sir John Ambrose Fleming FRS (29 November 1849 – 18 April 1945), an English electrical engineer and physicist, invented the first thermionic valve or vacuum tube, and also established the left-hand rule for electric motors.
The John Scott Legacy Medal and Premium, created in 1816, is a medal presented to men and women whose inventions improved the "comfort, welfare, and happiness of human kind" in a significant way.
Lee de Forest (August 26, 1873 – June 30, 1961) was an American inventor, self-described "Father of Radio", and a pioneer in the development of sound-on-film recording used for motion pictures.
Lennoxville is an arrondissement, or borough, of the city of Sherbrooke, Quebec, Canada.
This list of IEEE Milestones describes the Institute of Electrical and Electronics Engineers (IEEE) milestones, representing key historical achievements in electrical and electronic engineering.
The list of Reginald Fessenden patents contains the innovation of his pioneering experiments.
Machrihanish (Machaire Shanais) is a village in Argyll, on the west coast of Scotland.
Massachusetts, officially known as the Commonwealth of Massachusetts, is the most populous state in the New England region of the northeastern United States.
McGill University is a public research university in Montreal, Quebec, Canada.
Microforms are scaled-down reproductions of documents, typically either films or paper, made for the purposes of transmission, storage, reading, and printing.
Montreal (officially Montréal) is the most populous municipality in the Canadian province of Quebec and the second-most populous municipality in Canada.
Morse code is a method of transmitting text information as a series of on-off tones, lights, or clicks that can be directly understood by a skilled listener or observer without special equipment.
A National Historic Landmark (NHL) is a building, district, object, site, or structure that is officially recognized by the United States government for its outstanding historical significance.
The National Museum of American History: Kenneth E. Behring Center collects, preserves, and displays the heritage of the United States in the areas of social, political, cultural, scientific, and military history.
The National Register of Historic Places (NRHP) is the United States federal government's official list of districts, sites, buildings, structures, and objects deemed worthy of preservation for their historical significance.
The National Weather Service (NWS) is an agency of the United States Federal Government that is tasked with providing weather forecasts, warnings of hazardous weather, and other weather-related products to organizations and the public for the purposes of protection, safety, and general information.
The New England Wireless and Steam Museum is an electrical and mechanical engineering museum at 1300 Frenchtown Road in East Greenwich, Rhode Island, with a working steam engines and an early wireless station and technology archives.
In the Gregorian calendar, New Year's Eve (also known as Old Year's Day or Saint Sylvester's Day in many countries), the last day of the year, is on 31 December which is the seventh day of Christmastide.
The New York Herald Tribune was a newspaper published between 1924 and 1966.
Newton is a suburban city in Middlesex County, Massachusetts, United States.
Niagara Falls is the collective name for three waterfalls that straddle the international border between the Canadian province of Ontario and the American state of New York.
Norfolk is an independent city in the Commonwealth of Virginia in the United States.
National Public Radio (usually shortened to NPR, stylized as npr) is an American privately and publicly funded non-profit membership media organization based in Washington, D.C. It serves as a national syndicator to a network of over 1,000 public radio stations in the United States.
"O Holy Night" ("Minuit Chretiens!" or "Cantique de Noël") is a well-known Christmas carol composed by Adolphe Adam in 1847 to the French poem "Minuit, chrétiens" (Midnight, Christians) written by a wine merchant and poet, Placide Cappeau (1808–1877).
Ocean Bluff-Brant Rock is a census-designated place (CDP) in Plymouth County, Massachusetts, United States, composed of the neighborhoods of Ocean Bluff, Brant Rock, Fieldston, and Rexhame in the town of Marshfield.
Sir Oliver Joseph Lodge, (12 June 1851 – 22 August 1940) was a British physicist and writer involved in the development of, and holder of key patents for, radio.
"" is the opening aria from the 1738 opera Serse by George Frideric Handel.
Ontario Hydro, established in 1906 as the Hydro-Electric Power Commission of Ontario, was a publicly owned electricity utility in the Province of Ontario.
Pittsburgh is a city in the Commonwealth of Pennsylvania in the United States, and is the county seat of Allegheny County.
Port Hope is a municipality in Southern Ontario, Canada, about east of Toronto and about west of Kingston.
The Potomac River is located within the Mid-Atlantic region of the United States and flows from the Potomac Highlands into the Chesapeake Bay.
Purdue University is a public research university in West Lafayette, Indiana and is the flagship campus of the Purdue University system.
Quebec (Québec)According to the Canadian government, Québec (with the acute accent) is the official name in French and Quebec (without the accent) is the province's official name in English; the name is.
Radio is the technology of using radio waves to carry information, such as sound, by systematically modulating properties of electromagnetic energy waves transmitted through space, such as their amplitude, frequency, phase, or pulse width.
In radio communications, a radio receiver (receiver or simply radio) is an electronic device that receives radio waves and converts the information carried by them to a usable form.
A radiotelephone (or radiophone) is a communications system for transmission of speech over radio.
The RCA Corporation was a major American electronics company, which was founded as the Radio Corporation of America in 1919.
Reflection seismology (or seismic reflection) is a method of exploration geophysics that uses the principles of seismology to estimate the properties of the Earth's subsurface from reflected seismic waves.
The Reginald A. Fessenden House is a historic house at 45 Waban Hill Road in the village of Chestnut Hill in Newton, Massachusetts.
RMS Titanic was a British passenger liner that sank in the North Atlantic Ocean in the early hours of 15 April 1912, after colliding with an iceberg during its maiden voyage from Southampton to New York City.
Samuel Finley Breese Morse (April 27, 1791 – April 2, 1872) was an American painter and inventor. After having established his reputation as a portrait painter, in his middle age Morse contributed to the invention of a single-wire telegraph system based on European telegraphs. He was a co-developer of the Morse code and helped to develop the commercial use of telegraphy.
Science, also widely referred to as Science Magazine, is the peer-reviewed academic journal of the American Association for the Advancement of Science (AAAS) and one of the world's top academic journals.
Scientific American (informally abbreviated SciAm) is an American popular science magazine.
The Smithsonian Institution, established on August 10, 1846 "for the increase and diffusion of knowledge," is a group of museums and research centers administered by the Government of the United States.
Sonar (originally an acronym for SOund Navigation And Ranging) is a technique that uses sound propagation (usually underwater, as in submarine navigation) to navigate, communicate with or detect objects on or under the surface of the water, such as other vessels.
A spark-gap transmitter is a device that generates radio frequency electromagnetic waves using a spark gap.
Canada's Telecommunications Hall of Fame is a Canadian not-for-profit foundation that seeks to foster a greater awareness of Canada's role in developing and innovating telecommunications.
The Telharmonium (also known as the Dynamophone) was an early electrical organ, developed by Thaddeus Cahill circa 1896 and patented in 1897.
Thomas Alva Edison (February 11, 1847October 18, 1931) was an American inventor and businessman, who has been described as America's greatest inventor.
Tracer ammunition (tracers) are bullets or cannon caliber projectiles that are built with a small pyrotechnic charge in their base.
Trinity College School (TCS) is a coeducational, independent boarding/day school located in Port Hope, Ontario, Canada.
The University of Pittsburgh (commonly referred to as Pitt) is a state-related research university located in Pittsburgh, Pennsylvania.
In electronics, a vacuum tube, an electron tube, or just a tube (North America), or valve (Britain and some other regions) is a device that controls electric current between electrodes in an evacuated container.
Valdemar Poulsen (23 November 1869 – 23 July 1942) was a Danish engineer who made significant contributions to early radio technology.
Washington, D.C., formally the District of Columbia and commonly referred to as Washington or D.C., is the capital of the United States of America.
The West Indies or the Caribbean Basin is a region of the North Atlantic Ocean in the Caribbean that includes the island countries and surrounding waters of three major archipelagoes: the Greater Antilles, the Lesser Antilles and the Lucayan Archipelago.
West Orange is a suburban township in central Essex County, New Jersey, United States.
World War I (often abbreviated as WWI or WW1), also known as the First World War, the Great War, or the War to End All Wars, was a global war originating in Europe that lasted from 28 July 1914 to 11 November 1918.
The World's Columbian Exposition (the official shortened name for the World's Fair: Columbian Exposition, also known as the Chicago World's Fair and Chicago Columbian Exposition) was a world's fair held in Chicago in 1893 to celebrate the 400th anniversary of Christopher Columbus's arrival in the New World in 1492.