> Since landing in New South Wales, 4BBRW’s tracker has intermittently gone offline, which is common as birds rest because their feathers can cover the solar ch

> Since landing in New South Wales, 4BBRW’s tracker has intermittently gone offline, which is common as birds rest because their feathers can cover the solar charging panel. So surprising you can run a GPS on a solar panel of about 1cm2 (my estimate), see picture in article