'First radio receiver' diaporamas de présentation

Culminating Project: Timeline

1.18k views • 75 slides

A.S . Popov (1859-1906)

A.S . Popov (1859-1906). I am the Russian person and all the knowledge, all the work, all the achievements I have the right to give to only my Homeland.

665 views • 24 slides

Is This Progress?

Is This Progress?. 1876: Alexander Graham Bell patents the telephone. 1876: Melville Bissell patents the carpet sweeper. 1877: Thomas Edison invents the tin foil phonograph. 1884: James Ritty invents the first working mechanical cash register. 1885: Harim Maxim invents the machine gun.

289 views • 15 slides

MY IDEA ABOUT RADIOS

MY IDEA ABOUT RADIOS. Where they came from?, who invented it? what was there purpose ? who can access . Inventors of the radio. Guglielmo Marconi one of the major contributors to the invention of the radio . In 1895 he witnessed the first signal sent. In 1899 the signal was received.

251 views • 8 slides