I have a Picture box inside a Groupbox in my form with the Picture of a radar set as the background picture. My intention is to dynamically load tiny Jpeg images within the
It depends a lot on what your "radar" needs to look like, but almost certainly you'll need to implement the Paint event handler, and draw the contents of the radar display yourself. A picture box will only get you so far ("not very").
GDI+ is very easy to use to draw circles, lines, text, and images, and will give you complete control over how your display looks.