background image

Concerning of Poor GPS Signal

 

 

It is possible unable to receive GPS signal or signal low in these places:

 

 

¾

  Inside the tunnel, GPS signal is blocked. 

 
 

¾

  Beside some buildings, GPS signal 

is low or disturbed.

 

¾

  Covers above, GPS signal are blocked. 

 
 

¾

  Inside forests, or too many covers, 

GPS signal is low or disturbed. 

¾

  Inside buildings, GPS signal is blocked

 

ƒ

  If you use the Bluetooth GPS Receiver inside the car, some anti-sunlight windscreen film will make the GPS signal degraded or signal 

blank.

 

 

ƒ

  GPS satellite is owne d by America militar y; sometimes they will tune-dow n the accuracy by some reason. In such cas es, the GPS 

position may not fixed exactly. 

 

 
 

 

6

Отзывы: