HFU HF Underground
Loggings => Shortwave Broadcast => Topic started by: MasterGremlin on December 25, 2020, 1951 UTC
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Beacon of Observatorio Nacional de Brasil (https://www.on.br/index.php/pt-br/)
This beacon transmits the current time every few seconds, 24 hours a day, everyday of the year.
It's located in Rio de Janeiro, Brasil.
Video:
https://www.youtube.com/watch?v=51hY1SjNYrM