Iconoscope diagram, from Vladimir Zworykin’s 1931 US patent. Although image dissectors basically worked as intended, the low light sensitivity of the device resulted in poor images. Only with ...

Vladimir Zworykin had been working on his iconoscope since at least 1923, and while his design for a camera tube was superior to Farnsworth’s, which required impractically high light levels to ...

Throughout the 1920s, RCA's Vladimir Zworykin was busy developing the Iconoscope camera tube that would become the foundation for the all-electronic TV. Zworykin's work was based on a CRT receiver ...

L’iconoscope est un tube analyseur de caméra. Il est inventé par Vladimir Zworykin en 1923. Le tube de dissection de l'image est mis au point par Philo Farnsworth peu de temps après.

This discovery led to the invention of the oscilloscope. But it was not until the iconoscope was developed that modern television became a reality. Instead of having the electron beam paint an image ...

negotiated the acquisition of the Victor Talking Machine Co., then immersed himself in developing Vladimir Zworykin’s miraculous iconoscope for commercial television. The vision became a reality ...

Et en 1937 il inaugura sur quatre cent cinquante lignes, en utilisant l'iconoscope de Zworykin, les travaux du centre expérimental créé à Montrouge par la Compagnie des compteurs. Pendant la ...

16 février : Howard Carter ouvre la tombe du pharaon Toutankhamon. Découverte du site de Harappa en Inde par des ouvriers du chemin de fer qui en utilisait les briques pour constituer le ballast des ...