Volume And Power On/Off Knob; Quick Up/Quick Down Selector; Microphone Gain Knob; Rf Gain Knob - TTI TCB-881 Manual De Uso

11) Volume and Power On/Off Knob

To switch on the transceiver turn this knob
clockwise. After clicking sound the transceiver is
switched on.The more you turn this knob
clockwise, the bigger the audio sound grows.

12) Quick Up/Quick Down Selector

Turn this selector clockwise to increase channel
numbers by 10 steps.Turning this selector counter
-clockwise reduces the channels by 10 steps.

13) Microphone Gain Knob

Turn this knob clockwise and counter-clock until
you get better microphone gain while you move
the microphone to the optimum distance from
your mouth.

14) RF Gain Knob

Turn this knob clockwise until you get better RF
gain.You may need to decrease the sensitivity by
turning the knob counter-clockwise when there is a
very strong signal.

15) Squelch Control knob

Main Squelch Control: Turn this knob counter-clockwise
until you hear the background noise and then turn the
knob a little clockwise until the noise disappears. In this
way, you get the best receive sensitivity.
DSS : If you like to use the DSS(Dynamic Squelch System), turn this
knob counter clockwise until hearing the click sound.To return to the
manual squelch turn this knob clockwise until hearing the click sound
and then follow the manual squelch setting procedure.

16) Microphone Jack

Insert the microphone into this jack. Use the guide
for easy connection.
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TCB-881