We have published data from observations of the ELF spectrum 80-84Hz (ZEVS) over a period of a few months.
The data is avaliable here: https://klubnl.pl/zevs/
![Example ZEVS transmission](https://klubnl.pl/wpr/wp-content/uploads/2022/06/example_zevs_transmission1.jpg)
Klub Niezwykłych Łączności
We have published data from observations of the ELF spectrum 80-84Hz (ZEVS) over a period of a few months.
The data is avaliable here: https://klubnl.pl/zevs/