another question

So to start off my name is Swasp and I'm new to this forum and I wanted to ask a couple of questions related to radios and things similar. So I understand that using certain low frequency radios requires a licence and I wanted to know how do you obtain one? Second question: If I wanted to...

Thanks to all that responded to my last thread! I found the frequencies but........... Has anybody heard for an antenna power booster to increase the reception signal strength? Looks like I'm on the distance edge of pickup the signals from Columbus, Ohio and Detroit. I can get Toledo which is...