I used to fly R/c planes, cost a blinking fortune. Used to annoy the residents on woolacome sands about 7am
flew off RAF Chivenor a few times, and they are hard to see on a cloudy day, especially if you take syour eyes away for a second
ther's an annual show near Southport called woodvale show, where they used to fly swedish pulse jets.
here's one similar in action doing 350KM per hour.