最終更新日：2024/08/07
(aviation) A type of marker beacon placed to indicate the missed approach point of a Category I ILS or IGS approach (typically the point at which the glideslope descends through 200 feet AGL), triggering a continuous visual and aural sequence of alternating Morse code dots and dashes from the marker beacon receiver in the cockpit of an aircraft flying over the marker.
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middle marker
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元となった辞書の項目
middle marker
noun
(aviation)
A
type
of
marker
beacon
placed
to
indicate
the
missed
approach
point
of
a
Category
I
ILS
or
IGS
approach
(typically
the
point
at
which
the
glideslope
descends
through
200
feet
AGL),
triggering
a
continuous
visual
and
aural
sequence
of
alternating
Morse
code
dots
and
dashes
from
the
marker
beacon
receiver
in
the
cockpit
of
an
aircraft
flying
over
the
marker.
意味（1）
(aviation)
A
type
of
marker
beacon
placed
to
indicate
the
missed
approach
point
of
a
Category
I
ILS
or
IGS
approach
(typically
the
point
at
which
the
glideslope
descends
through
200
feet
AGL),
triggering
a
continuous
visual
and
aural
sequence
of
alternating
Morse
code
dots
and
dashes
from
the
marker
beacon
receiver
in
the
cockpit
of
an
aircraft
flying
over
the
marker.
