For a long time I did not dare to write here on the forum, but have long been reading, watching, so to speak. Well, that's decided.
I want to draw your own call, to start for radio observations, the air is afraid of work, and it is not ready yet. I would like to know the personal experience of recording a callsign and whether it is necessary at all? Well, I mean whether it is necessary according to the law? So something for myself, I certainly would like to have your own.