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extremely low frequency (ELF) definition
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:extremely low
frequency
magnetic fields, of about 1 Hz to 1 kHz, generated by
current
flow,
most
commonly 60 Hz in the
U
.
S
. and 50 Hz in Europe, within
equipment
and facilities. [SEMI E33-94] Also see ELF-sensitive
equipment
.
See also:
Fiducial Group definition
false positive definition
factory integration definition
Explosive definition
Extensive Property definition
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