Connecting An External Antenna; Operation And Maintenance; Basic Operation - Uniden PRO 510XL Instructions Manual

Connecting an external antenna

You will need to purchase an antenna to operate the radio. However, Your
Uniden dealer can help you select the antenna that is best for your needs.
Consult the specifications in the back of this manual for detailed transmitter
and antenna information.
There are two basic types of mobile CB antennas–full-length whips and loaded
whips–with a wide variety of mounts to suit different vehicle locations.
► Choose an antenna that matches the specifications of this radio.
► Follow the manufacturer's installation instructions carefully.
► Tune your antenna using a Standing-Wave Ratio (SWR) meter: set the
radio to channel 20, and adjust the antenna until the SWR is as close as
1:1 as possible.
CAUTION: Make sure the SWR is less than 2:1 before using the radio. An
SWR higher than 2:1 can damage the transmitter.

OPERATION AND MAINTENANCE

Basic operation

Turning the
Turn the Volume knob clockwise until the display backlight comes on.
radio on
Turning the
Turn the Volume knob counter-clockwise until it clicks and the display
radio off
backlight turns off.
Selecting a
Turn the Channel knob clockwise to move up the channel list. Turn it
channel
counter-clockwise to move down the channel list.
Changing the
Turn the Volume knob clockwise to increase the volume; turn it counter-
volume
clockwise to decrease the volume.
– Tune the radio to the channel you want to transmit on, and listen to make
– Press and hold the PTT button.
Transmitting
– Hold the microphone about 2 inches away from your mouth and speak in a
– Release the button to listen for a response.
NOTE: Make sure you read and understood part 95 of the FCC rules and
regulations before using the transmitter.
Maintenance
Every six to twelve months, check to make sure that...
► The Voltage Standing Wave Ratio (VSWR) is less than 2:1.
► All electrical connections are secure and free of corrosion.
► The antenna cable shows no wear or damage.
sure the channel is clear.
normal voice.