I spent a couple of days playing with antennas and an RTL-SDR dongle. It's quite an interesting subject which I'd love to learn more about one day. I mostly use

I spent a couple of days playing with antennas and an RTL-SDR dongle. It's quite an interesting subject which I'd love to learn more about one day. I mostly used it for listening in on ATC. It was cool to make an Antenna (in this case a half wave dipole) which could hear aircraft out over the English channel from my livingroom in London.