Wireless communication · Italy · 1874–1937
Guglielmo Marconi Life & Career Timeline
From experimental sparks to a connected Atlantic.
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18741883189219011910191919281937
GMGuglielmo MarconiWireless communication · Italy
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About Guglielmo Marconi
Guglielmo Marconi turned radio-wave experiments into practical wireless telegraphy, a transatlantic business and foundations for modern communications.
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Guglielmo Marconi biography
Guglielmo Marconi timeline: key events
Explore 18 documented Moments in chronological order. Read the dates, locations and source references below. Where available, additional context explains why a milestone matters.
Born in Bologna
Guglielmo Marconi was born to Giuseppe Marconi and Annie Jameson.
Source: www.nobelprize.orgBegins wireless experiments
Inspired by Hertz and Righi, he experimented with radio waves at the family estate.
Source: www.nobelprize.orgSignals travel beyond a hill
Marconi extended wireless signalling to roughly one and a half miles.
Source: www.nobelprize.orgFiles wireless patent
He filed the first patent application for a practical wireless telegraphy system.
Source: www.nobelprize.orgForms wireless company
The Wireless Telegraph and Signal Company commercialised his system.
Source: www.nobelprize.orgItalian naval demonstration
Wireless signals were demonstrated over twelve miles for the Italian government.
Source: www.nobelprize.orgCrosses the English Channel
Marconi established wireless communication between Wimereux and South Foreland.
Source: www.nobelprize.orgTuned telegraphy patent
Patent 7777 improved selective tuning of transmitters and receivers.
Source: www.nobelprize.orgTransatlantic signal received
Marconi reported receiving the Morse letter S sent from Poldhu in Cornwall.
Source: www.nobelprize.orgDemonstrates daylight effect
Experiments aboard Philadelphia documented differences between daytime and nighttime reception.
Source: www.nobelprize.orgDirectional aerial patented
A horizontal directional aerial strengthened long-distance communication.
Source: www.nobelprize.orgCommercial transatlantic service
Regular commercial wireless telegraphy opened across the Atlantic.
Source: www.nobelprize.orgNobel Prize in Physics
Marconi shared the prize with Karl Ferdinand Braun for wireless telegraphy.
Source: www.nobelprize.orgTitanic rescue communications
Marconi equipment and operators enabled distress messages that helped coordinate rescue.
Source: www.nobelprize.orgSenator and wartime service
He entered the Italian Senate and later served in the army and navy during the First World War.
Source: www.nobelprize.orgBeam service links Britain and Canada
Short-wave directional technology supported a new imperial communications service.
Source: www.nobelprize.orgVatican microwave link
Marconi opened a microwave radiotelephone connection to Castel Gandolfo.
Source: www.nobelprize.orgDies in Rome
Radio stations around the world observed silence after Marconi’s death.
Source: www.nobelprize.orgThis educational timeline is not endorsed by or affiliated with Guglielmo Marconi or their representatives. Event text is original editorial copy based on the linked sources.
Photo: Wikimedia Commons contributor · Licence shown on source file
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About the Guglielmo Marconi timeline
Who is Guglielmo Marconi?
Guglielmo Marconi turned radio-wave experiments into practical wireless telegraphy, a transatlantic business and foundations for modern communications.
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This public timeline currently contains 18 sourced moments spanning 1874–1937.
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This public timeline is created and maintained by Memmie Editorial Team. Schools, clubs and cultural organisations can apply to become timeline partners.
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