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Telegraph
Joseph Henry invents the first electric telegraph. -
Morse Code
Samuel Morse invents Morse code. -
Long Distance
Samuel Morse invents the first long distance electric telegraph line. -
Telephone
Alexander Graham Bell patents the electric telephone. -
Direct Dial
Almon Strowger patents the direct dial telephone or automatic telephone exchange. -
Wireless Telegraph Improvement
1894 Guglielmo Marconi improves wireless telegraphy. -
Answering Machine
First telephone answering machines. -
Radidio Signal
The first radio signal across the Atlantic Ocean. -
Triode
Lee Deforest invents the electronic amplifying tube or triode -
Cross Continental Phone call
First cross continental telephone call made. -
Different radidio stations
First radios with tuners -
TV signal
John Logie Baird transmits the first experimental television signal. -
NBC
NBC starts two radio networks. -
TV
First television broadcasts in England. -
Golden Age of Radio
Radio popularity spreads with the "Golden Age" of radio. -
TV
First television broadcasts in the United States. -
Tape Recorder
Joseph Begun invents the first tape recorder for broadcasting -
TV
Television broadcasts able to be taped and edited -
TV
Scheduled television broadcasts begin -
Record
Long playing record invented -
TV
Network television starts in U.S. -
Xerox Machine
Chester Carlson invents the photocopier or Xerox machine. -
Fax Machine
Xerox invents the Telecopier, the first succesful fax machine. -
Internet
The first internet started. -
Floppy
The computer floppy disc invented. -
Pay-PerVeiw
HBO invents pay-TV service for cable. -
Cell Phone
First cellular phone communication network started in Japan -
Cell Phones
First cellular phone network started in the United States. -
Vehicle Cell phones
Cellular telephones in cars become wide-spread. -
WWW.
American government releases control of internet and WWw. is born.