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Check the listing for details. Askania Teltow air fire control system for Pelengator. Condition: Used. Listed at 89.99 USD. Askania Teltow Air Beacon Guidance System for Pelengator It is a navigation device for taking bearings, i.e. determining the direction from the observer to a visible object on the horizon. It works together with the compass on which the base of the viewfinder is mounted so that its center coincides with the center of the compass disk. Next, the sighting thread must be directed to the center of the object aimed at by the sight and the bearing read from the compass scale by pointing the mirror next to the sight.
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