Uniden PC122XL Two-Way Radio User Manual


 
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9. NB/ANL SWITCH - You can select either Noise Blanker and Automatic Noise
Limiter, only Automatic Noise limiter or all filters OFF. The NB and ANL help to
reduce harsh background noise caused by a variety of interference sources. The
ANL will not work in the USB orLSB mode.
10. PA SWITCH- Move this switch to the Public Address mode when an external PA
speaker is connected. When tb~ ~A mode iss~lected, you can use tt)e PA function
and yetcan monitor CB incoming signals. Adjust the PA outPLlt level by rotating
the volume control. ,'.,'
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J1.~ AM/SSB SELECTOR - The ,thr,i!e position' switch allows you to select AM
:", _r (standard40 channel CB)or USB (UpperSide Band) or LSB(LowerSide Band)
operation.
:"; r .. 12. CLARIFIER/- Turn-this control to achievethe best tuning of the upper or lower
sidebcmd receiving frequency.
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13. ANTENNA CONNECTOR - This female connector permits connection of the
" transmissionlinecable maleconnector (PL-259)to the transceiver.
14. PUBLIC ADDRESS - An external 8 ohm 4-watt speaker must be connected to
the "PA SP" jack located on the back of the unit. The speaker must be directed
away from the microphone to prevent feedback.
15. EXTERNAL SPEAKER - The external speaker jack is used for remote receiver
monitoring. The external speaker should have an 8 ohm impedance and be rated
at least 4 watts. When an external speaker is connected, the internal speaker is
disabled. "
16~ POWER - This plug permits connection of the DC power to the transceiver. The-
supplied DC Cord's plug is polarized which ensures that power will always be
connected and fused properly.
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OPERATING PROCEDURE TO RECEIVE
1. Besure that the power source, antenna and microphone are properly connected.
2. Turn the unit on by rotating the Volume control clockwise.
3. Set the channel selector switch to the desired channel.
4. Set the Volume control to a comfortable listening level. I
5. Listen to the background noise from the speaker. Turn the Squelchcontrol clock- I
wise until the noise disappears (no signal should be present). Leave the control at - - - i
-4- ~,
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