Midland Radio WR-300 - Manual (Page 23)

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channel frequency for your local area, follow the instructions in
“Adjusting Weather Frequency”. To listen to the weather
broadcast, press and release the “WEATHER” bar on the front of
the WR-300. Adjust the volume for your best listening level.
Press and release the “WEATHER” bar again to mute the voice
broadcast.
USING THE ALERT FUNCTION:
Setting the Alert Volume
To store or change the siren volume, press and release “MENU”
button. Press the UP or DOWN arrow button until “SIREN
LEVEL HI or LO ” is displayed in the left side of the
display. Press and release the “SELECT” button then “UP
or DOWN arrows to choose HI or LO volume. You will
hear beeps at the volume you select.
Connecting the External Alert Output to an External Device
You may need to turn on or off another device when an alert is
received. The WR-300 provides both a switch closure to signal
other devices at the EXT. ALERT jack when the radio receives an
alert. The output is compatible with home automation devices
from suppliers like X-10 and others. Connect the positive lead of
the interface to the tip of the
1
/
8
inch (3.5mm) phone plug and the
negative lead to the body of the plug.
A DC powered device using 12 Volts or less and requiring less
than 200mA of current can be switched directly using the EXT.