Microwave transmission circuits: edited
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C.W. Hargens
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Article
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1949
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Elsevier Science
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English
⚖ 100 KB
World War II brought about the first widespread utilization of microwaves for practical purposes. By microwaves we generally mean electrical energy of wavelengths from 12 to 1.2 cm. corresponding to frequencies of 2500 to 25,000 megacycles per second. It was the use of this radiation that made pre