Page status: 12 July 20017
You can download the entire leaflet in high quality PDF
Nachtfee Seminar 2017 leaflet
Its concept is for using an A4 'landscape' and for inside the latter illustration
Please click on it as to open it in PowerPoint or another appropriate means then accessing 'Slide presentation' (or how it is called in your actual program)
It will continuously run and be stopped by means of the escape (Esc) key.
Please notice: that what technically is shown is the case where the Nachtfee ground station sends a (compass) "North" signal; where the order or command pointer points due North. But the Nachtfee personnel is not compensating its order signal in respect to distance or range.
Hence, this would happen without active distance-compensation control.
As to be accurate, we consider that both ‘time-base’ circles being painted clockwise.