3.To listen to your local NOAA weather channel, press WX/ALERT. One channel of the 10 available will be best. Press WX/ALERT to return to marine channels.
4.To transmit, repeated press 1/2.5/5W to select a power level. Then, press ▲ or ▼ to select a channel.
5.Press PTT. The display confirms transmitting at the bottom of the screen and your power level as well.
Storing a Channel in Memory
The MHS450 radio can scan channels you have stored in memory. You can store marine channels for later scanning. To store a channel in memory, follow these steps:
1.Use ▲ or ▼ until you reach a channel you want to store.
.Press and hold SCAN/MEM to store the channel in memory. A double beep sounds to confirm your action.
Uniden MHS450 Radio Owner’s Manual