check max output mA on 5v to see if suitable to power antenna increase the baud rate boot-firmware-config.txt /boot/firmware/config.txt gpsd /etc/default/gpsd figure out multiple network time servers that support iburst NTS fiugre out what this means server nts.anastrophe.com iburst nts maxsamples 1 https://gist.github.com/jauderho/2ad0d441760fc5ed69d8d4e2d6b35f8d