T-45C TS, ADV, & IUT RIFP-01
Introduction to Radio Instruments
c.
Intersects outer marker beacon
approximately 1,400 ft above runway
elevation
4.
Transmits on frequencies from 329.15 MHz
through 335.0 MHz in direction of final
approach
WARNING: Never use displayed
glidepath information on missed
approach.
C.
Marker beacons
Sg 11, fr 6, p1
ILS LOCALIZER COMPONENTS
1.
Outer
OM
a.
Provides range/distance reference
MM
IM
point (beacon signal indicates aircraft
passage over beacon)
2.5
2.5
4TO7MILES(DME)
b.
Often marks FAF
MARKER BEACONS
NOTE: Not all ILS approaches have
an outer marker at the FAF. On some
ILS approaches, DME, radar, or
crossing radial is used to mark the
FAF.
2.
Middle
a.
Provides range/distance reference
point for all ILS runway categories
b.
Indicates decision height point for
Category I approach (200 ft RVR 2400)
NOTE: With TDZ and centerline
lighting, RVR is 1800 for A, B & C A/C
categories.
NOTE: T-45C is only equipped for
Category I ILS approach.
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