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ULF
Language
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See also:
ulf
and
Ulf
English
edit
Noun
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ULF
(
plural
ULFs
)
(
electronics
)
Initialism of
Ultra Low Frequency
, the
band
of radio waves between 300
hertz
and 3000 hertz.
Anagrams
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'flu
,
-ful
,
flu