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WebMicrowave technical description. Figure 1. Note. From the Edison Tech Center, 2014. The microwave became widely available in the late 1960’s and early 1970’s. At the time, it was a fascinating new technology. It was first invented by Percy Spencer in 1947. (Brown, 2002) His discovery of using microwaves to heat up food was completely ... WebMicrowaves are a portion or "band" found at the higher frequency end of the radio spectrum, but they are commonly distinguished from radio waves because of the technologies used to access them. Different wavelengths … irig specs macbook incompatible
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