directivity

In the context of the radiation pattern of an antenna, the ratio of the power radiated in a

given direction to the average of the power radiated in all directions. See also isotropic and radiation.

• Electrotechnique
• electrothermochemical
• element management system (EMS)
• ELF (Extremely Low Frequency)
• ELV (Extra low voltage)
• EMA
• EMA (Electronic Messaging Association)
• e-mail (electronic mail)
• embedded operations channel (EOC)
• emf (electromotive force)
• EMI (ElectroMagnetic Interference)
• emotag
• emoticon (emotion icon)
• empty suit
• empty suit
• empty suit
• EMS (Element Management System)
• emulated LAN (ELAN)
• emulation
• encapsulate
• encapsulating bridge
• encode
• encrypt
• encryption
• endianess