Cessna 172P - Page 295

PILOT'S OPEIRATING
HANDBOOK
SUPPLEMENT
13
SSB
HF
TRANSCEIVER
(TYPE ASB-125)
There is
no change
equipment
is installed.
sEciloN
2
LIMITATIONS
to the
airplane
limitations
when
this
avionic
sEcTroN
3
EMERGENCY
PROCEDURES
There is no change
to the airplane
emergency
prooedures when
this
avionic
equipment is
installed.
sEciloN
4
NORMAL
PROCEDURES
C OMMUNICATIONS
TR,ANSCEIVEA, OPERATION:
NOTE
The
pilot
should be
aware
of the two
following
radio
operational
restrictions:
a. F'or sideband operation
in the United
States,
Canada
and
various
other
countries, only
the upper
sideband
may be
used.
Use of lower sideband
is
prohibÍted.
b. Only AM tranemissione
are
permitted
on
frequencies
2003
kHz, 2!82 kIJz and
2638 kHz. The
selection
of
these
channels will
automatÍoally seleot
the
AM
mode
of trans'
mission.
1. XMTR
SEL Switch
(on
audio
control
panel)
--
SELECT
trans-
ceiver,
2. SPE¡AKER/PHONE Selector
Switches
(on
audio
control
panel)
--
SELECT
desired mode.
3,
ON-AUDIO Control
--
ON
(allow
equÍpment
to warrn
up for
5
minutes for sidoband or one
minute for
AM operation
and
adjust
audio
to
comfortable listening
level).
4.
Channel Selector Control
--
SELECT
desired
frequency.
ã. Mode Selector
Control
--
SELECT operating
mode.
3
30 May
198O