Invention of Mechanical Television


Mechanical television is a television system that relies on a mechanical scanning disc to scan the scene and generate the signal. The Scottish inventor John Logie Baird gave the first public demonstration of televised images in motion on March 25, 1925. On January 26, 1926, hee demonstrated the transmission of a moving face, which is commonly regarded as first television demonstration (Kamm and Baid 2002). The invention of mechanical television signifies the ear of television is on its way.

Image of Baird:
Kamm, Antony, and Malcolm Baird. John Logie Baird: A Life. National Museums of Scotland, 2002.