No free photograph

John B. Johnson

Swedish scientist (1887-1970) · United States · On the map · Scientists · Died at 83

John Erik Bertrand Johnson was a Swedish-born American electrical engineer and physicist. He created the first cathode-ray tube oscilloscope and detailed a fundamental source of random interference with information traveling on wires, now called Johnson-Nyquist noise.

John B. Johnson is read about 8 times a day, in 9 languages.

A typical day, 30 days to 18 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

Something wrong?