RTS DV-3140UV, Руководство пользователя

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Professional
18
FM Transceiver
SHORTCUT OPERATIONS
This function is used for setup the receiving signal intensity. The other party calling can be heard
when the receiving signal intensity reaches a certain level, otherwise transceiver will remain mute.
Under standby, press the programmed key of Adjust Squelch Level, transceiver emits "DU" beep,
LCD displays Squelch level "SQL XX", rotate channel switch to choose desired level.
Total 10 squelch levels, 00-09, 00 means the background noise is always on.
Under standby, press the programmed key of Squelch off, the squelch circuit is not mute, background
noise can be heard. Press this key again, transceiver emits "
DU DU " beep, the squelch circuit
becomes mute. By using this function you can monitor the weaker signal which is hard to receive.
Under standby, press and hold the programmed key of Instantaneously Squelch off, transceiver
emits "DU" beep and the squelch circuit is not mute, background noise can be heard. Release
this key, transceiver emits "DU DU" and the squelch circuit is mute. By using this function you can
monitor weak signal which is hard to receive.
Under standby, press the programmed key of Reverse, LCD displays "REV ON" and enters into
Frequency Reverse
Instantaneously Squelch off
Squelch off
Squelch Levels Setup