nostr:npub1thl6x3pve59m7kgsr3ymq22zst0tge0www48tgsytur32w02rtwq2wmhaw

Do you need it to be HAM?

If you only want shortish distance connection there are free to use bands. You can use them on cheap handheld walkie-talkies.

You might like this:

https://midlandusa.com/blogs/blog/frs-gmrs-cb-ham-whats-the-difference-and-what-to-choose