A new milestone in the history of television: 90 years from the date of the patent application "tubes Shmakov Pavel – Timofeev Petr "

On November 28, 1933 – important day in the history of science and equipment. Two Soviet engineers, Shmakov Pavel (1885–1982) and Timofeev Petr (1902–1982), submitted the patent application of the invention – the supericonoscope. On January 31, 1936 the copyright certificate No. 45646 was issued to them. The supericonoscope is an advanced version of the iconoscope which was the first electron beam tube, capable to transform video signals to an electric signal. However the iconoscope had some shortcomings connected with low permission and possible distortions of the image. Also low...