Protecting Against Intentional
Electromagnetic Interference 

HomeThe Threat History

A phenomenon of serious concern to our electrical and electronics infrastructure is High Altitude Electromagnetic Pulse (HEMP),

caused by a nuclear explosion above the Earth’s atmosphere. The Starfish Prime exoatmospheric test in 1962 over Johnston Island in the South Pacific damaged electronics, lighting, and communications in Hawaii and New Zealand, and soon destroyed three satellites in Earth orbit. [more]

IEC - International Electrotechnical Commission




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