electromagnetic environment

electromagnetic noise

unwanted signal

interfering signal

electromagnetic disturbance

electromagnetic interference

electromagnetic compatibility

electromagnetic emission

emission, <wave or signal in radiocommunication>

(electromagnetic) radiation

radio environment

radio noise

radio-frequency disturbance

radio-frequency interference

Inter-system interference

Intra-system interference

natural noise

man-made noise

degradation (in performance)

immunity (to a disturbance)

(electromagnetic) susceptibility

electrostatic discharge

emitter (of electromagnetic disturbance)

susceptible device

high frequency, <in electromagnetic compatibility>

low frequency, <in electromagnetic compatibility>

port, <in electromagnetic compatibility>

transient, adj and noun

pulse

impulse

spike

rise time, <of a pulse>

rate of rise

burst (of pulses or oscillations)

impulsive noise

impulsive disturbance

continuous noise

continuous disturbance

quasi-impulsive noise

discontinuous interference

random noise

click

click rate

fundamental (component)

harmonic (component)

harmonic number

nth harmonic ratio

harmonic content

fundamental factor

(total) harmonic factor

pulsating

ripple content

peak-ripple factor

r.m.s.-ripple factor

discontinuous disturbance

damped oscillatory wave

ring wave

level (of a time varying quantity)

mains-borne disturbance

mains immunity

mains decoupling factor

cabinet radiation

internal immunity

external immunity

limit of disturbance

limit of interference

(electromagnetic) compatibility level

emission level (of a disturbing source)

emission limit (from a disturbing source)

emission margin

immunity level

immunity limit

immunity margin

(electromagnetic) compatibility margin

coupling factor

coupling path

earth-coupled interference

earthing inductor

disturbance suppression

interference suppression

suppressor

screen

electromagnetic screen

conducted disturbance

radiated disturbance

(electromagnetic) disturbance level

disturbance voltage

disturbance field strength

disturbance power

reference impedance

artificial mains network

delta network

V-network

differential mode voltage

common mode voltage

common mode conversion

symmetrical terminal voltage

asymmetrical terminal voltage

V-terminal voltage

transfer impedance (of a screened circuit)

surface transfer impedance (of a coaxial line)

effective radiated power

electrical charge time constant (of a detector)

electrical discharge time constant (of a detector)

mechanical time constant (of an indicating instrument)

overload factor (of a receiver)

quasi-peak detector

quasi-peak voltmeter

pulse response characteristic (of a quasi-peak voltmeter)

peak detector

root-mean-square detector

average detector

artificial hand

(radiation) test site

stop (quarter-wave) filter

absorbing clamp

stripline

TEM cell

dummy lamp

balun

current probe

reference-ground plane

shielded enclosure

differential mode current

common mode current

common mode impedance

immunity test level

ISM (qualifier)

radio-frequency heating apparatus

ISM frequency band

information technology equipment

professional equipment

spurious emission (of a transmitting station)

out-of-band emission

signal-to-disturbance ratio

signal-to-noise ratio

protection ratio

spurious frequency

spurious response rejection ratio

parasitic oscillation

bandwidth, <of a transmission channel>

bandwidth (of an emission or signal)

broadband disturbance

broadband device

narrowband disturbance

narrowband device

selectivity

effective selectivity

adjacent channel selectivity

desensitization

cross-modulation

intermodulation

intermediate frequency rejection ratio

image rejection ratio

single-signal method

two-signal method

input power control

output power control

cyclic on/off switching control

program (of a control system)

multicycle control (by half-cycles)

synchronous multicycle control

burst firing control

generalized phase control

phase control

delay angle

symmetrical control (single phase)

asymmetrical control (single phase)

cycle

cycle of operation

point of common coupling

supply system impedance

service connection impedance

installation wiring impedance

appliance impedance

voltage change

relative voltage change

duration of a voltage change

voltage change interval

voltage fluctuation

voltage fluctuation waveform

magnitude of a voltage fluctuation

rate of occurrence of voltage changes

voltage unbalance

voltage dip

voltage surge

commutation notch

flicker

flickermeter

threshold of flicker perceptibility

threshold of flicker irritability

fusion frequency

short-term flicker indicator

long-term flicker indicator

short interruption (of supply voltage)