lightning mapper
существительное
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(meteorology) A system that displays a map of the position of recorded or real-time lightning discharges relative to the user or other objects.
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(instrumentation) The component of such a system that gathers the required data, comprising an interconnected network of electric field change sensors that measure the time of arrival of electric field pulses from the strokes in a lightning flash. 2D maps require 3 such sensors, 3D maps require 4.
