Valdemar poulsen biography images

This image is protected by copyright law. Please contact us for advice on our licensing terms, before reproducing it for commercial purposes.

Valdemar poulsen biography images: Explore Authentic Valdemar Poulsen

To save a small version of this image for mock-up or research purposes, right click or control click on Macintosh and Save Picture As We suggest that parents use their discretion to determine which of these images are suitable to be viewed by children. Last 20 Searches Valdemar Poulsen, Danish electrical engineer, c In Valdemar Poulsen was the first to develop electromagnetic tape recording and through a process that recorded changes in the magnetic field on a moving, thin, steel wire, the Telegraphone was invented.

He also worked to improve wireless transmission and in , together with Peder Oluf Pedersen , he developed the Poulsen arc generator which was capable of transmitting continuous radio waves and enabled speech to be generated up to a radius of miles. Image No. Terms and Conditions. Search for related items: To search for related items, choose from the following related keywords.

To search multiple keywords, select multiple checkboxes and click Search Selected.