Powering A Cavity Magnetron, From A Battery

University of Birmingham on Instagram: "The Birmingham innovation that changed the course of the war and is now used to heat up your food up! Professor Marco Martorella shares the unusual history of the Cavity Magnetron. On 25 October 1955, the first microwave oven went on sale. At its heart was the cavity magnetron - an innovation developed at the University of Birmingham to give the Allies an advantage in air combat during the Second World War. What began as a breakthrough in radar technology