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Cathode ray tube
Meaning
Noun
●
In Electronics:
A
vacuum tube
that
displays
still or
moving
images
(such
as for
a
television
), by
controlling
the
direction
of a
cathode ray
emitted
towards the front of the
tube
. The front is
coated
by a
layer
of
fluorescent
material
, so that it
emits
light
when
struck
by the beam.
Sourced from
Wiktionary
Synonyms
Picture Tube
Cathode-Ray Tube
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