[1] Electromagnetic Compatibility (IEEE Group)

[2] Engineering Manpower Commission - Part of Engineering Affairs Council of AAES (->"IEEE Standard Dictionary")

[3] European Military Communications (->"IEEE Standard Dictionary")

[4] Edelmetall-Multi-Crosspoint (->"Lexikon der Text- und Datenkommunikation")

[5] Extended Math Coprocessor

[6] E-Mail Connection

[7] Egan-Marino-C. Corp. - (Platten-)Speicherhersteller seit 1979 (http://www.emc.com/)