The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
The entire wiki reimagined as a visual magazine with video discovery · Watch your interests come alive
Marconi in 1908
Marconi in 1908
Marconi's first transmitter incorporating a monopole antenna. It consisted of an elevated copper sheet (top) connected to a Righi spark gap (left) pow
Marconi's first transmitter incorporating a monopole antenna. It consisted of an elevated copper sheet (top) connected to a Righi spark gap (left) powered by an induction coil (centre) with a telegraph key (right) to switch it on and off to spell out text messages in Morse code.
1897 illustration of Marconi with his invention
1897 illustration of Marconi with his invention
British Post Office engineers inspect Marconi's radio equipment during a demonstration on Flat Holm Island in the Bristol Channel, 13 May 1897. The tr
British Post Office engineers inspect Marconi's radio equipment during a demonstration on Flat Holm Island in the Bristol Channel, 13 May 1897. The transmitter is at the centre, the coherer receiver below it, and the pole supporting the wire antenna is visible at top.
A French ship-to-shore radio station in 1904
A French ship-to-shore radio station in 1904
Joseph Henry
Joseph Henry
Michael Faraday
Michael Faraday
Hans Christian Ørsted
Hans Christian Ørsted