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English
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GPS external antenna currently plays in agriculture, aviation, the environment, maritime transport, public safety and disaster relief, railways, space, and other surveying and drawing a very important role in the field; some friends do not know what the characteristics of the GPS antenna is? It is ... Read More
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The difference between the internal antenna and external antenna is where to install. Internal antenna is build into the gps device. External antenna will be installed in a outside location. Gps internal antenna can accept the signal through the windshield but not through thick and hard thing to ... Read More
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