FAA report on aircraft GPS interference from a SPOT tracker.
[/url]https://www.faa.gov/other_visit/aviation_industry/airline_operators/airline_safety/info/all_infos/media/2019/InFO19006.pdf?fbclid=IwAR33mAT-283v_Kl8Acm0ZcZDzWlU256eSeHtdHgPDVr9Qo_Dgn73DRDpADk