What factors will affect the car GPS signal[汽车修理知识]

1. US Department of Defense SA satellite signal interference 2. Weather factors (sunspots; severe weather-reduce signal strength, but less affect positioning...) 3. Electrical electromagnetic interference (a few netizens have occurred) 4.Under the shelter (in the building, in the vehicle, insulation paper, metal component shielding) 5.carGPS has the best reception effect in empty mines. How to deal with the bad GPS signal of the car? 1. Use an external antenna 2. Is there any shelter (heat insulation paper) 3. Use induction antenna 4. Switch to GPS MOUSE 5. Put the car GPS on the empty mine (car roof), please pay attention to the waterproofness of your GPS. Related: ·It's not just car engines that need to be green[汽车维修知识]
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