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Uniden MHS450 Radio Owner’s Manual
Getting Started
To start using your MHS450, follow the steps below.
Rotate VOLUME until the display
lights and the Power On tone
sounds. The Uniden animated
‘splash’ screen displays followed
by the model number. Set the
volume to a comfortable listening level. The display
shows channel 16 (default) in the US marine band,
a 5 watt level and the label DISTRESS at the bottom
edge. Press ▲ or ▼ to change channels. The marine
channels begin at 01 and continue, in a closed loop,
through 88A. Using either key you can manually
select a channel to use.
Press WX to switch to the weather channels. Ten
channels are designated as weather channels. All
carry the same information. One will provide the best
reception for your particular area. Use ▲ or ▼ to
cycle through the ten channels until you locate the
one with the best reception. Press WX to return to
marine channels 1 to 88A.
Selecting a Channel
To receive transmissions and transmit
signals, select a working channel.
When you rst apply power, the screen
displays the default band (Marine USA),
the default power setting (5W), and the battery power level
icon.
To change the channel, press ▲ or ▼. The default channel
names appear next to the channel numbers along the left
border of the screen.
To cycle rapidly through the channels, press and hold either
▲ or ▼ for about one-half second.
1.
2.
A
01A VTS/Com
03A CG Only
05A VTS/Com
06 Safety
88A Commerc
88 Mar Opr
87 Mar Opr
Memory
A
01A VTS/Com
03A CG Only
05A VTS/Com
06 Safety
88A Commerc
88 Mar Opr
87 Mar Opr
Memory