Topcom Twintalker 7000

12.6 CTCSS / CDCSS

There are 38 analogue (CTCSS 1 - 38) and 83 digital (CDCSS 39 - 121) codes available per channel.

CTCSS: Continuous Tone Coded Squelch System

CDCSS: Continuous Digital Coded Squelch System

The codes are transmitted as inaudible signals together with the standard voice communication. Two users, with the same channel and CTCSS or CDCSS set can hear one another.They will not be able to hear anyone else on the channel unless the other radios have the same exact code enabled.

• Press

twice, the CTCSS/CDCSS code will flash

Press

or to select another code.

Press PTT

to confirm your selection and return to the NORMAL mode.

To confirm and shift to the next option, press .

NOTE: Any PMR set on the same channel can receive and listen to the conversation.

12.7 Channel Scan

CHANNEL SCAN performs searches for active signals in an endless loop from channel 1 to 8.

 

Press

to start scanning.

 

 

 

• When an active signal (one of 8 channels) is detected, CHANNEL

 

 

SCAN pauses and you will hear the active signal.

 

 

Press PTT

to communicate through the active signal channel.

 

 

Press

to deactivate channel scan.

 

 

When an active signal (one of 8 channels) is detected, press

or

to bypass the current

channel and continue to search for another active channel.

 

 

12.8 Monitor

You can use the monitor feature to check for weaker signals in the current channel.

Press and hold . After 3 seconds, channel monitoring will be activated. Hold this button for contiuous monitoring.

Release to stop monitoring

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Topcom Twintalker 7000

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Topcom 7000 manual do utilizador Channel Scan, Monitor