PILOT'S
OPERATING
HANDBOOK
SUPPLEMENT
20
CESSNA
4OO GLIDE
SLOPE
(TYPE
R-4438)
SUPPLEMENT
CESSNA
4OO
GLIDE
SLOPE
(Type
R-4438)
sEcTtoN
1
GENERAL
The
Cossna 400 Cllide Slope
is an airborne
navigation
receiver
which
receives
and interprets
glido
slope signals
frorn a
ground-based Instru-
ment Landing
System
(ILS).
It is used with the localizer
function of a VHF
navigation
system when making
instrument approaobes
to an airport.
The
glide
slope
provides
vertical
path
guidance
while the localizer
provides
horizontal
track
guidance,
The
Cessna 400 Glide Slope system
consists of
a remote-mounted
receiver
coupled to an
existing
navigation
system,
a
panel-mounted
indicator and an
externally mounted
antenna.
The
glide
slope receiver
is
designed to receive tf,S
glide
slope signals on
any of
40 channels.
Tho
channels are
spaced 150 kÞtr2
apart
and
cover a,
frequency ra,nge
of 329.15
MHz through
335.0MH2.
ïtlhena
localizerfrequency
is selected ontheNAV
receiver,
the associated
glide
slope
frequoncy
is
seleated
automatically.
Operation
of the
Cessna
400
Glide
Slope system
is
controlled by the
associated
navigation
system.
The
functions
å,nd indioations of typical
300
series
glide
slope indicators are
pictured
and
described in
Figure 1. The 300
series
glide
slope indicators shown in Figure 1 depict
typical indications
for
Cessna-crafted
glide
slope
indicators. flowever,
refer to the 400
Nav/
Com or HSI write-ups if they
are
listed in this section
as options
for
additional
glide
slope indicatore.
sEcTroN 2
LIMITATIONS
There
is
no change to the airplane limitations when this avionic
equipment is installed.
30
May
1980
Iof4
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