Operating procedure to receive – Uniden PC122AM/SSB 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
AN L will not work in the USB or LSB mode.
10, PA SWITCH — Move this switch to the Public Address mode when an external PA
speaker is connected. When the PA mode is selected, you can use the PA function
and yet can monitor CB incoming signals. Adjust the PA output level by rotating
the volume control.
11, AM/SSB SELECTOR — The three position switch allows you to select AM
(standard 40 channel CB) or USB (Upper Side Band) or LSB (Lower Side Band)
operation.
12, CLARIFIER — Turn this control to achieve the best tuning of the upper or lower
side band receiving frequency.
(B)®
13. ANTENNA CONNECTOR — This female connector permits connection of the
transmission line cable male connector (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 unît. The speaker must be directed
avyay 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,TTie
supplied DC Cord's plug is polarized which ensures that power will always be
connected and fused properly.
OPERATING PROCEDURE TO RECEIVE
1. Be sure 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.
5. Listen to the background noise from the speaker. Turn the Squelch control clock
wise until the noise disappears (no signal should be present). Leave the control at
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