Textron Cessna 172R - Page 347

CESSNA
MODEL
172R
SECTION
9
-
SUPPLEMENTS
SUPPLEMENT
1
-
FAA
APPROVED
SUPPLEMENT
BENDIX/KING
KX
155A
VHF
NAV/COMM
with
I
Kl
208
or
K!
209A
INDICATOR
HEAD
SECTION
1
GENERAL
The
Bendix/King
KX
155A
VHF
Nav/Comm,
shown
in
Figure
1
J
consists
of
a
panel-mounted
receiver-transmitter
and
a
Kl
208
or
Kl
209A
Indicator.
The
set
includes
a
760-channel
VHF
communications
receiver-
transmitter and
a
200-channel
VHF
navigation
receiver.
A
40-
channel
glide-
slope
receiver
is also
included
if
the
Kl
209A
indicator
is used. The
communications
receiver-transmitter receives
and
transmits
signals
between
118.00
and
136.975
MHz
with
25-
kHz
spacing.
Optional
8.33
kHz
(2280
channel)
Comm
is available.
The
navigation
receiver
receives
VOR
and
localizer
signals
between
108.00
and
117.95
MHz in
50-kHz
steps.
The
glide
slope
receiver
is
automatically
tuned when
a
localizer
frequency
is
selected.
The
circuits
required
to
interpret
the
VOR
and
localizer
signals
are
also
an
integral
part
of
the Nav receiver.
Large
self-dimming
gas
discharge
readouts
display
both the
communications and
navigation
operating
frequencies.
The
KX-
155A’s
"flip-flop"
preselect
feature
enables
you
to
store
one
frequency
in
the
standby display
while
operating
on
another
and
then
interchange
them
instantly
with
the
touch
of
a
button. Both
the
active
(COMM)
and
the
standby
(STBY)
frequencies
may
be
displayed
at
all
times
and
are
stored
in
nonvolatile
memory
without
drain
on
the
aircraft
battery.
KX
155A
has
32
programmable
comm
channels,
a
stuck
microphone
alert
and
transmitter
shutdown,
Bearing
To/From
radial
mode,
course
deviation
indicator
mode
and
an
elapsed
timer
mode.
Feb
28/00
S1-3
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