Icom M802 Instruction Manual - Page 18

Receive And Transmit

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4 RECEIVE AND TRANSMIT I Basic voice transmit and receive q Check the following in advance. ➥ Microphone is connected. ➥ No "SQL" indication. • If "SQL" appears, push [F] then [2 SQL] to turn the squelch OFF. ➥ No " SP " indication. • If " SP " appears, push [F] then [4 SP×] to activate the speaker. ➥ The clarity function is not activated. • If the clarity function is activated, push [F] then [RX CLAR] to turn the function OFF. [4 SP×] [2 SQL] Microphone connector [F] [RX CLAR] w Rotate [GRP] and [CH] to select the desired channel to be received. • When receiving a signal, the S-meter shows the signal strength. e Adjust [VOL] to the desired audio level when receiving a signal. r Push [MODE SET] to select the desired operating mode. t Push [TUNE THRU] to tune the antenna tuner, if connected. • Skip this operation when the "AUTO TUNE" is set to ON in initial set mode (p. 50). y To transmit on the channel, push and hold the PTT switch on the microphone. • "TUNE" blinks for 1 to 2 sec. for the first transmission on a channel when the automatic tuning function is activated. u Speak into the microphone at your normal voice level. • The RF meter shows the output power according to your voice level. • If "SWR" appears, check your antenna system. i Release the PTT switch to return to receive. I Functions for transmit D Transmit frequency check When "DUP" appears in the display such as for a ship-to-ship channel, the transmit frequency differs from the receive frequency. In such cases, the transmit frequency should be monitored before transmitting to prevent interference to other stations. ➥ Push [F] then push and hold [TX TXF] to monitor the transmit frequency. [F] [TX TXF] • "TX" blinks and the display shows the transmit frequency. D Transmit power selection The transceiver has 3 selectable power output levels. High power allows longer distance communications and low power reduces power consumption. q Push [F] first. • " " appears. w Push one of [7 Lo], [8 Mid] or [9 Hi] to select low, middle or high output power levels, respectively. • The display shows the selected output power level for approx. 2 sec., then returns to the previous indication. [7 Lo] [8 Mid] [9 Hi] [F] 10

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4
10
RECEIVE AND TRANSMIT
■
Basic voice transmit and receive
q
Check the following in advance.
➥
Microphone is connected.
➥
No
“
SQL
”
indication.
•
If
“
SQL
”
appears, push [
F
] then [2
SQL
] to turn the
squelch OFF.
➥
No
“
”
indication.
•
If
“
”
appears, push [
F
] then [4
SP
×
] to activate
the speaker.
➥
The clarity function is not activated.
•
If the clarity function is activated, push [
F
] then
[RX
CLAR
] to turn the function OFF.
w
Rotate [GRP] and [CH] to select the desired chan-
nel to be received.
•
When receiving a signal, the S-meter shows the signal
strength.
e
Adjust [VOL] to the desired audio level when re-
ceiving a signal.
r
Push [MODE
SET
] to select the desired operating
mode.
t
Push [TUNE
THRU
] to tune the antenna tuner, if con-
nected.
•
Skip this operation when the
“
AUTO TUNE
”
is set to ON
in initial set mode (p. 50).
y
To transmit on the channel, push and hold the PTT
switch on the microphone.
•“
TUNE
”
blinks for 1 to 2 sec. for the first transmission
on a channel when the automatic tuning function is acti-
vated.
u
Speak into the microphone at your normal voice
level.
•
The RF meter shows the output power according to your
voice level.
•
If
“
SWR
”
appears, check your antenna system.
i
Release the PTT switch to return to receive.
[RX
CLAR
]
Microphone
connector
[4
SP
×
] [2
SQL
]
[
F
]
SP
SP
■
Functions for transmit
D
Transmit frequency check
When
“
DUP
”
appears in the display such as for a
ship-to-ship channel, the transmit frequency differs
from the receive frequency.
In such cases, the transmit frequency should be mon-
itored before transmitting to prevent interference to
other stations.
➥
Push [
F
] then push and hold [TX
TXF
] to monitor
the transmit frequency.
•“
TX
”
blinks and the display shows the transmit frequency.
[TX
TXF
]
[
F
]
D
Transmit power selection
The transceiver has 3 selectable power output levels.
High power allows longer distance communications
and low power reduces power consumption.
q
Push [
F
]
fi
rst.
•“
”
appears.
w
Push one of [7
Lo
], [8
Mid
] or [9
Hi
] to select low,
middle or high output power levels, respectively.
•
The display shows the selected output power level for
approx. 2 sec., then returns to the previous indication.
[
F
]
[9
Hi
]
[8
Mid
]
[7
Lo
]