[bitxbitxbitcoin]

You should look into HAM radio.[0]

[0] https://hamradioprep.com/ham-radio-satellites/

[ianburrell]

Ukraine has shut down amateur radio. It is illegal for operators in other countries to talk to country that has banned ham radio.

This frees up frequencies for military use. It is also dangerous to be transmitting in war zone; ham radio is pretty obvious.