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Warning system


Warning system is any system of biological or technical nature deployed by an individual or group to inform of a future danger. Its purpose is to enable the deployer of the warning system to prepare for the danger and act accordingly to mitigate or avoid it.

Historical beacon-based systems:

Space based missile early warning systems:

Airborne early warning systems:

Ground based early warning radar systems:

Optical sensors:

Emergency broadcasting:


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Wikipedia

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