Love those, so funny!

Just alligator clip it to your gutter, should be fine.

There’s lots of software defined shortwave radio (SDR) receivers that are available on the web. You don’t really need a physical radio anymore to listen to the audio that is constantly flowing on the airwaves. This is one of many places to start: http://websdr.org/

And the bubbles are nice too.

Piano. Supertramp, “From Now On”.

And the sax in that tune is pretty great also.