Uniden PC33X - Manual (Page 4)

OPERATION
OPERATING
RECEIVE
PROCEDURE TO
1. Be sure that the power source, an­
tenna and microphone are connea-
ed to the proper connectors before
going to the next steps.
2. Turn the un it ON by rotating the Vo­
lume Control clockwise.
3. Set the Channel Selector Switch to
the desired channel.
4. Set the Volume Control to a comfort­
able listening level.
5. Listen to the background noise from
the speaker. Turn the Squelch Con­
trol slowly clockwise until the noise
JUST disappears (no signal should be
present). Leave the control at this
setting. The SQUELCH is now prop­
erly adjusted. The receiver will re­
main quiet until a signal Is actually re­
ceived. Do not advance the control
too far, orsome of the weaker signals
will not be heard.
OPERATING PROCEDURE TO
TRANSMIT
CAUTION: The transceiver Voltage
Standing Wave Ratio (V.S.W.R.) mea-
surement must be performed prior to
the use of the transmitter. A.V.S.W.R.
in excess of 2 : I may damage the trans­
mitter.
1. Be sure the operator has read and
understands D.O.C, Rules and Regul­
ations prior to operating the trans­
mitter.
2. Select the desired channel.
3. If the channel is clear, depress the
push-to-talk switch on the micro­
phone and speak in a normal voice.
PREVENTIVE MAINTENANCE
At six to twelve month intervals, the fol­
lowing system checks should be made:
1. Check Standing Wave Ratio (SWR),
2. Inspect all electrical connections to
ensure that they are tight.
3. Inspect antenna coaxial cable for
wear or breaks on shielding.
4. Inspect all screws and other mount­
ing hardware for tightness.