While the person producing the content has an amateur radio license, HAARP is not a part of the amateur radio service, and the frequencies used are outside the permitted amateur radio bands.
The transmission is from experimental radio station WI2XFX licensed to the University of Alaska - Fairbanks [1].
The transmission is from experimental radio station WI2XFX licensed to the University of Alaska - Fairbanks [1].
[1] (PDF) <https://haarp.gi.alaska.edu/sites/default/files/2021-08/WI2X...>