Functions - Midland Arctic User Manual

FUNCTIONS

POWER ON/OFF AND VOLUME ADJUSTMENT
Rotate the Power/Volume knob clockwise to turn the radio on.
Rotate the control clockwise /counter-clockwise to adjust the volume level as
you prefer.
To turn the radio off, rotate the control counter-clockwise till you hear a me-
chanical "click".
SELECTION OF THE OPERATIONAL CHANNEL
Rotate the Encoder/channel knob to scroll up or down the channel list till you
select the desired channel.
Refer to the table of frequencies. Moreover, the reception frequency could be
different (duplex channels) from the transmission frequency or it could be the
same (simplex channels). Normally communications among vessels can only
take place on simplex channels.
TRANSMISSION AND RECEPTION
The PTT button is located on the left side of the device. To transmit:
1. Make sure that the selected channel is not enabled to reception only,
(otherwise the transmission will be disabled) and that no one else is cur-
rently talking;
2. Keep the PTT firmly pressed:
and the status led will blink red or orange, according to the power level
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that you selected;
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3. Before you start talking wait for a fraction of a second then speak normal-
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ly, in the direction of the microphone.
When you have finished release the PTT button;
4.
5. When the button is in reception mode (PTT not pressed) you will auto-
matically receive any communication;
2 During transmission and reception try to keep the antenna in vertical position
and to avoid obstacles towards the direction of the other party.
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3
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DW 6
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will appear on the display
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ARCTIC
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PF3 (MULTI-FUNCTION) BUTTON
The PF3 button is for excluding (opening) the squelch in order to listen to
signals that are too weak to keep the squelch permanently opened.
By excluding the squelch you will avoid listening the communication "chop-
ped".
To activate the Monitor function, briefly press the PF3 button for 2 seconds to
listen to all signals on the selected channel.
To disable this function press PF3 again.
This key has also another function: if you keep it pressed for 5 seconds you will
activate the Triple Watch function (DW blinking) that allows the simultaneous
monitoring of 3 channels: channel 16, the priority channel and the channel
where you activated the Triple Watch. If you want to change this channel you
have to rotate the Encoder/channel knob.
POW – SETTING THE TRANSMISSION POWER
ARCTIC has 2 power levels.
To select the desired level:
1. Press the MENU button;
2. Rotate the Encoder knob till the display shows "POW";
3. Press ENT
4. Rotate the Encoder knob and select the desired power level;
5. Press ENT
show "LOW"
Note: the high power cannot be selected on some channels.
LED BACKLIGHT
To enable/disable the LCD backlight:
1. Press the MENU button;
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2. Turn the Encoder knob until "LED" is displayed;
3. Push ENT
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4. Turn the Encoder knob to activate/deactivate the Backlight.
There are 3 available options: "ON", "OFF" and "AUTO".
AUTO: the display backlight activates when you press any key and lasts
a few seconds.
OFF: back light off.
ON: backlight always on. Attention: in this mode the power save is off,
therefore the battery consumption will increase.
5. Confirm your selection with ENT
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to confirm. If you selected the low power, the display will
DW
DW
to enter the function;
DW
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DW
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