Q&A · 2:06:43-2:06:59

What lightning does to a ship's radar

Radar installations are earthed against lightning, but a strike can still blow fuses and disrupt connected electrical systems.

Damage Control Electrical Systems Naval Radar Naval Technology

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Question

What happens when lightning strikes a radar antenna?

Short answer

The antenna is normally earthed, but a strike can still blow fuses and cause substantial electrical disruption.

Notes

A lightning strike on a radar antenna tends to blow fuses and cause electrical disruption. Earthing provides some protection, but it does not prevent every effect of a strike.