8
4
RECEIVE
AND
TRANSMIT
• Basic voice receive and transmit
G)
Be sure of the following
in
advance:
• Microphone is connected.
• [SPEAKER] switch
is
turned OFF.
• [SOL]
switch is turned OFF.
• [CLARITY]
control is set to center position.
[SOL]
[CLARITY]
® Select the desired channel to
be
received with the
[GROUP] and [CHANNEL] selectors.
- When receiving a signal, S-meter shows its signal
strength.
• Functions for transmit
0
Transmit
frequency
check
When "DUP" appears
on
the display such as for a
ship-to-shore channel, the transmit frequency differs
from the received frequency.
In
such a case, the transmit frequency should
be
monitored before transmitting to prevent interference
to other stations.
<>
Transmit
power
selection
The transceiver has 3 selectable output powers.*
High power allows longer distance communications
and low power reduces power consumption.
*Only 2 selectable output powers are available with some
versions.
In
this case, level 1 stands for 60 W (the same
as
level2).
~
NOTE: Low power setting affects all channels ex-
~
cept the 2182 kHz emergency channel.
~
~
NOTE: Power selection
is
not possible with
~
GMDSS versions, only high power
is
available.
@ Adjust [VOLUME] to the desired audio level when
receiving a signal.
@ Push [MODE] to select the desired operating
mode, if the received signal is
in
a different mode.
@ Push [TUNE] to tune the antenna tuner, if con-
nected.
- This operation is not necessary when "automatic
tuning"
is
selected
in
set mode
(p.
12).
@ To transmit
on
the channel, push and hold the
PTT switch
on
the microphone.
- "TUNE" flashes for 1 to 2 sec. for the first trans-
mission
on
a channel when connecting
an
antenna
tuner.
(J)
After the flashing stops, speak into the micro-
phone at your normal voice level.
-The
RF meter shows the output power (or antenna
current) according to your voice level.
@ Release the PTT switch to return to receive.
• Push and hold the
[TX
FREQ] switch to monitor
the transmit frequency.
- The display shows the transmit frequency simulta-
neously.
CD
Push [FUNC] then [TX] to call
up
the following dis-
play.
3
}7F
--
P~Jf?
<V
Rotate the [CHANNEL] selector to select high or
low output power.
3
:high
power (150 W PEP)
2 :middle power (60 W PEP)
1 : low power (20 W PEP)
@ Push [FUNC] or [CE] to return to the previous dis-
play.
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