Some shortwave radios (like the TECSUN PL-380 I got off amazon), also support external power via USB. I almost prefer this over the crank charging some have
That way, I don't need to worry as much about batteries, adapters, etc. and I can pretty easily find or make a 5V supply to power everything important
That way, I don't need to worry as much about batteries, adapters, etc. and I can pretty easily find or make a 5V supply to power everything important