High-Precision Time with GPS on a Raspberry Pi and providing it via NTP High-Precision Time with GPS on a Raspberry Pi and providing it via NTP Ever wanted to maintain high-precision time in your local network, independently from public NTP servers? Whether for projects like an ADS-B airplane tracker or just to have an ultra-precise time source, setting up a GPS-based NTP server on a Raspberry Pi can be the perfect solution. In this detailed guide, I'll walk you through every step of the process. Read