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Electronic Engineering Terms & Definitions

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  • Term
    Definition
  • Provides test methods and acceptance criteria for the evaluation of the electromagnetic compatibility of earth-moving machinery as defined in ISO 6165. The following electromagnetic phenomena are evaluated: broadband and narrowband electromagnetic interference; electromagnetic field immunity(...)
  • Specifies test methodologies for the evaluation of the electromagnetic compatibility (EMC) of active implantable cardiovascular devices that provide one or more therapies for bradycardia, tachycardia and cardiac resynchronization. It specifies performance limits of these devices, which are(...)
  • Establishes performance requirements for the purpose of ensuring space systems electromagnetic compatibility (EMC). The engineering issues to be addressed in order to achieve system-level EMC are identified herein, with guidance and rationale towards achieving specification conformance. The(...)
  • Provides guidance on addressing environmental issues in product standards. It is primarily intended for product standards writers.
  • ISO/TR 16764:2003 consists of a comparison of electromagnetic interference/electromagnetic compatibility (EMI/EMC) worldwide standards of interest to the lift industry.
  • Fives requirements and recommendations for the installation in road vehicles of radio frequency transmitting and receiving equipment, "in-road-vehicle" mounting kits for transportable and handheld RF equipment, and ancillary equipment associated with these. As well as methods for installation,(...)
  • A theoretical point source of electromagnetic or sound waves which radiates the same intensity of radiation in all directions. It has no preferred direction of radiation. It radiates uniformly in all directions over a sphere centred on the source. Isotropic radiators are used as reference(...)
  • Unit of energy. equal to the energy expended (or work done) in applying a force of one newton through a distance of one metre (1 newton metre or N·m), or in passing an electric current of one ampere through a resistance of one ohm for one second.
  • Unit of alternating current (AC) or electromagnetic (EM) wave frequency equal to one thousand hertz (1,000 Hz).
  • Unit of alternating current (AC) or electromagnetic (EM) wave frequency equal to one thousand hertz (1,000 Hz).
  • A low-pass filter typically placed between ac or dc power source and EUT (Equipment Under Test) to create a known impedance and to provide an RF noise measurement port. It also isolates the unwanted RF signals from the power source.
  • A low-pass filter typically placed between ac or dc power source and EUT (Equipment Under Test) to create a known impedance and to provide an RF noise measurement port. It also isolates the unwanted RF signals from the power source.
  • The degree of proportionality between input and output.
  • A broadband, multi-element, directional, narrow-beamantenna that has impedance and radiation characteristics that are regularly repetitive as a logarithmic function of the excitation frequency.
  • Radio antenna consisting of a loop (or loops) of wire, tubing, or other electrical conductor with its ends connected to a balanced transmission line.
  • Filter that passes low-frequency signals and attenuates (reduces the amplitude of) signals with frequencies higher than the cutoff frequency.
  • At any given point is specified by both a directionand a magnitude (or strength). Magnetic fields are produced by moving electric charges and the intrinsic magnetic moments of elementary particles associated with a fundamental quantum property, their spin.
  • The product of the average magnetic field times the perpendicular area that it penetrates.
  • Unit of alternating current (AC) or electromagnetic (EM) wave frequency equal to one million hertz (1,000,000 Hz).
  • Unit of alternating current (AC) or electromagnetic (EM) wave frequency equal to one million hertz (1,000,000 Hz).

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