Pokud mas GPS antenu na strese je to to kulate a placate vedle prutu (snad pochopitelne napsano ),prut je na radio.
kup neco takoveho
https://www.ahifi.cz/gps-antena-bluebird-agp-103-fakra.html?utm_source=google_merchant&utm_medium=product&gclid=EAIaIQobChMIxIzvkdDK1wIVCN0bCh2pOw5uEAQYBCABEgKAaPD_BwE
zapoj to a uvidis.