In telecommunication

Telecommunication

Telecommunication is the transmission of information over significant distances to communicate. In earlier times, telecommunications involved the use of visual signals, such as beacons, smoke signals, semaphore telegraphs, signal flags, and optical heliographs, or audio messages via coded...

, electromagnetic survivability is the ability of a system

System

System is a set of interacting or interdependent components forming an integrated whole....

, subsystem, or equipment to resume functioning without evidence of degradation

Degradation (telecommunications)

In telecommunication, degradation, which may be categorized as either "graceful" or "catastrophic", has the following meanings:#The deterioration in quality, level, or standard of performance of a functional unit....

 following temporary exposure to an adverse electromagnetic environment

Electromagnetic environment

In telecommunication, the term electromagnetic environment has the following meanings:#For a telecommunications system, the spatial distribution of electromagnetic fields surrounding a given site...

.

The system, subsystem, or equipment performance may be degraded during exposure to the adverse electromagnetic environment, but the system will not experience permanent damage, such as component

Electronic component

An electronic component is a basic electronic element and may be available in a discrete form having two or more electrical terminals . These are intended to be connected together, usually by soldering to a printed circuit board, in order to create an electronic circuit with a particular function...

burnout, that will prevent proper operation when the adverse electromagnetic environment is removed.