The three original US microwave geographic areas were established during WWII in locations with embedded engineering educational centers. MIT and its famous Rad Lab made Boston an incubator for a number of companies. In the Bay Area, Stanford and its n...
Gilfillan Brothers In 1941, Gilfillan Brothers, a Los Angeles manufacturer of radios with an excellent reputation for efficiency, was challenged to produce the Ground Approach Radar developed by MIT. Figure 1 The AN/MPN-1, the world's first GCA, was Gilfillan's entry into radar. Gilfillan was contracted in the early days...
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