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E+M

Another name for DC5

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EDGE

Enhanced Data Rates for Global Evolution
 - A faster version the Global System for Mobile (GSM) wireless service designed to deliver data at rates up to 384 Kbps and enable the delivery of multimedia and other broadband applications to mobile phone and computer users.

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EMC

Electromagnetic Compatibility
 - The ability of electrical and electronic equipment to co-exist without unacceptable interference.

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EMC Directive

The European Directive containing legislation to support the application of rf emission, conducted disturbance and noise immunity standards.

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EMI

Electromagnetic Interference

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Encryption

A method used to secure data that is transferred over the Internet by scrambling it in such a way that only the intended recipient of the message can read its contents.