Nuclear EMP Basics: E1 & E3 Pulse Creation & Effects

Nuclear high-altitude EMPs create two pulses of concern, E1 and E3. These pulses are created by different parts of the nuclear explosion and affect different things on Earth.

Sources for this video include:

The Early-Time (E1) High-Altitude Electromagnetic Pulse (HEMP) and Its Impact on the U.S. Power Grid (Meta-R-320)

The Late-Time (E3) High-Altitude Electromagnetic Pulse (HEMP) and Its Impact on the U.S. Power Grid (Meta-R-321)

On Jerry Emanuelson's Future Science, LCC site, see:
An Introduction to Nuclear Electromagnetic Pulse
E1, E2 and E3

EMP & CME Effects: A Guide for Apocalypse Fiction Authors & Preppers