Imogen on Nostr: Demonstration of cooking by radio waves at the 1933 Chicago World's Fair, "Century of ...
Demonstration of cooking by radio waves at the 1933 Chicago World's Fair, "Century of Progress", Chicago, Illinois, USA from radio magazine. This was a forerunner of modern microwave ovens which were developed in the 1950s.
At Westinghouse Corp's "Powercasting" exhibit of futuristic shortwave technology, sandwiches were cooked by placing them between the metal plates of a powerful 10 kW 60 MHz VHF transmitter.
Steaks, potatoes, and vegetables were also cooked in a few minutes.
#History
At Westinghouse Corp's "Powercasting" exhibit of futuristic shortwave technology, sandwiches were cooked by placing them between the metal plates of a powerful 10 kW 60 MHz VHF transmitter.
Steaks, potatoes, and vegetables were also cooked in a few minutes.
#History