History of telecommunications



   

Glossary Scientists
History Tlc
History Telegraph
History telephone
History Radio
History Components 
 by Sergio Arienti ®



 
Historical Timeline of technical 
development of the   TELEVISION
Betty Bolton cantante 1930




 

 

 


1644

Experiment barometric (production vacuum)
Evangelista Torricelli


 


1817
Discovery of selenium
Jöns Jacob Berzelius


 



1838

Experiments with electric discharges in rarefied gas
Michael Faraday



 



1839   Photovoltaic effect
Alexandre Becquerel


 



1851

Spools of Ruhmkorff

Heinrich Daniel Ruhmkorff



 


1855

Cathode ray tube (prototype) - production of the vacuum pump 
Heinrich Geissler


Cathode ray tube (study of discharges in the rarefied gas)
Julius Plücker
1869

RC Tube Hittorf  (testing)
Johann Wilhelm Hittorf



RC Tube Crookes (1879) 
William Crookes


RC TubeGoldstein  (1888 - ray channel)

Eugen Goldstein


Cathode ray tube (1891)
Heinrich Rudolph Hertz


R.C. Tube Lenard   (1894)

Philip Eduard Anton Lenard


 



1873

Research on photo conductivity of selenium
Willoughby Smith


 



1884
Television mechanics (Elektrisches Teleskop)
Paul Nipkow


 



1897
Cathode-ray tube
Karl Ferdinand Braun


 



1923

Television electronics (prototype)

Vladimir Zworykin


 



1924
Television (mechanical)
John Logie Baird 


 


1925   Iconoscope   tube  (tube of recovery)
Vladimir Zworykin   


 



1932
Cathode ray tube




 



1936
Photo multiplier
Vladimir Zworykin     






1944 
Intercarrier

Louis W. Parker