I found a cool GPS alternative nobody knows about

I had no clue BPS existed until a couple days ago. And now I can't get enough... More resources: - BPS / NIST time experiment results: https://www.nab.org/bps/ITM25-0009.pdf - NAB PILOT - BPS Info: https://nabpilot.org/broadcast-positioning-system-bps/ - UrsaNav's eLoran timing: https://www.ursanav.com/wp-content/uploads/UrsaNav-PTTI-Conference-Presentation.pdf - Blog post with more: https://www.jeffgeerling.com/blog/2025/bps-gps-alternative-nobodys-heard Support me on Patreon: https://www.patreon.com/geerlingguy Sponsor me on GitHub: https://github.com/sponsors/geerlingguy Merch: https://www.redshirtjeff.com Main Channel: https://www.youtube.com/@JeffGeerling 2nd Channel: https://www.youtube.com/@GeerlingEngineering