That’s great. There’s definitely an overlap of astronomy and amateur radio interests, and anything you can do to generate and feed the interest of young people is time and effort well spent!

Obsidian saves in markdown format, and can import your OneNote in one shot.

https://help.obsidian.md/import/onenote

I remember running linux on a Sega Dreamcast. It didn’t do anything, but I had fun doing it. I didn’t have the network cable dongle.

That’s very cool!