Cavity Magnetron Welcome! You are encouraged to register with the site and login (for free). When you register, you support the site and your question history is saved.Invented for use in short wavelength radar during WWII, the cavity magnetron, which was able to produce electromagnetic waves at a lower frequency than had previously been possible, was the basis for the development of the common microwave oven. Invented for use in short wavelength radar during WWII, the cavity magnetron, which was able to produce electromagnetic waves at a lower frequency than had previously been possible, Invented for use in short wavelength radar during WWII, having the ability to produce electromagnetic waves at a lower frequency than had previously been possible, the cavity magnetron A technology invented for use in short wavelength radar during WWII, called the cavity magnetron, which was able to produce electromagnetic waves at a lower frequency than had previously been possible, A technology invented for use in short wavelength radar during WWII, called the cavity magnetron, which had the ability to produce electromagnetic waves at a lower frequency than had previously been possible, A technology invented for use in short wavelength radar during WWII and had the ability to produce electromagnetic waves at a lower frequency than had previously been possible, called the cavity magnetron, Review Answer